{"id":9442,"date":"2023-04-21T15:08:59","date_gmt":"2023-04-21T07:08:59","guid":{"rendered":"https:\/\/leeknives.com\/?p=9442"},"modified":"2026-05-15T17:37:56","modified_gmt":"2026-05-15T09:37:56","slug":"n690%e9%8b%bc","status":"publish","type":"post","link":"https:\/\/leeknives.com\/ja\/n690-steel\/","title":{"rendered":"N690\u30b9\u30c6\u30f3\u30ec\u30b9\u92fc\u306e\u8a73\u7d30\u306a\u5185\u8a33"},"content":{"rendered":"<p>N690 steel is manufactured by the Austrian steelmaker Bohler Uddeholm, the same stainless steel company behind M390. The chemical makeup of N690 is similar to <a href=\"https:\/\/leeknives.com\/ja\/440c%e3%82%b9%e3%83%81%e3%83%bc%e3%83%ab\/\" target=\"_blank\" rel=\"noreferrer noopener\">440C<\/a> and VG-10. As you can expect, people often refer to it as an alternative to these steels.<\/p>\n\n\n\n<p>N690 steel isn&#8217;t as popular as 440C in pocket knives and <a href=\"https:\/\/leeknives.com\/ja\/vg-10-%e3%82%b9%e3%83%81%e3%83%bc%e3%83%ab\/\" target=\"_blank\" rel=\"noreferrer noopener\">VG-10<\/a> in kitchen cutlery, but it is becoming prominent in the knife industry. More and more tactical, survival, and pocket knife manufacturers use this steel to forge blades.<\/p>\n\n\n\n<p>\u3053\u306e\u8a18\u4e8b\u3067\u306f\u3001N690 \u306e\u7279\u6027\u306b\u3064\u3044\u3066\u8aac\u660e\u3057\u3001\u305d\u308c\u304c\u5203\u7269\u306b\u3069\u3046\u53cd\u6620\u3055\u308c\u308b\u304b\u3092\u8aac\u660e\u3057\u306a\u304c\u3089\u3001\u30ca\u30a4\u30d5\u5e97\u306b\u3068\u3063\u3066 N690 \u304c\u9069\u5207\u306a\u88fd\u54c1\u9078\u629e\u3068\u306a\u308b\u304b\u3069\u3046\u304b\u3092\u7d50\u8ad6\u4ed8\u3051\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Quick summary: Is N690 steel good for knives?<\/h2>\n\n\n\n<p><strong>Yes, N690 is an excellent mid-to-high-end stainless steel for knives.<\/strong>&nbsp;It is best known for its&nbsp;<strong>exceptional corrosion resistance<\/strong>&nbsp;and its ability to take a&nbsp;<strong>very fine, razor-sharp edge<\/strong>.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u6700\u9069\u306a\u7528\u9014:<\/strong>&nbsp;Tactical folders, survival knives, and high-end outdoor tools.<\/li>\n\n\n\n<li><strong>Key Advantage:<\/strong>&nbsp;It is a &#8220;Cobalt-enriched&#8221; steel, which provides better edge stability and wear resistance than standard 440C.<\/li>\n\n\n\n<li><strong>Comparison:<\/strong>&nbsp;It is often considered the European equivalent of Japanese VG-10 but offers slightly better toughness and stain resistance.<\/li>\n\n\n\n<li><strong>Verdict:<\/strong>&nbsp;For knife retailers, N690 is a &#8220;safe&#8221; premium choice\u2014it delivers consistent performance that satisfies both enthusiasts and professional users without the extreme cost of &#8220;super steels.&#8221;<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">N690\u92fc\u306e\u7d44\u6210<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u70ad\u7d20<\/strong>: 1.08%<\/li>\n\n\n\n<li><strong>\u30af\u30ed\u30e0<\/strong>: 17.30%<\/li>\n\n\n\n<li><strong>\u30b3\u30d0\u30eb\u30c8<\/strong>: 1.50%<\/li>\n\n\n\n<li><strong>\u30e2\u30ea\u30d6\u30c7\u30f3<\/strong>: 1.10%<\/li>\n\n\n\n<li><strong>\u30de\u30f3\u30ac\u30f3<\/strong>: 0.40%<\/li>\n\n\n\n<li><strong>\u30b7\u30ea\u30b3\u30f3<\/strong>: 0.40<\/li>\n\n\n\n<li><strong>\u30d0\u30ca\u30b8\u30a6\u30e0<\/strong>: 0.10%<\/li>\n<\/ul>\n\n\n\n<p><em>\u30bd\u30fc\u30b9\uff1a <a href=\"https:\/\/www.bohler-edelstahl.com\/en\/products\/n690\/\" target=\"_blank\" rel=\"noreferrer noopener\">B\u00d6HLER N690<\/a><\/em><\/p>\n\n\n\n<p>According to the official technical datasheet from&nbsp;<strong>Bohler-Uddeholm<\/strong>, N690 (scientifically known as&nbsp;<strong>1.4528 \/ X105CrCoMo18-2<\/strong>) is classified as a <a href=\"https:\/\/leeknives.com\/ja\/%e3%83%9e%e3%83%ab%e3%83%86%e3%83%b3%e3%82%b5%e3%82%a4%e3%83%88%e7%b3%bb%e3%82%b9%e3%83%86%e3%83%b3%e3%83%ac%e3%82%b9%e9%8b%bc\/\" target=\"_blank\" rel=\"noreferrer noopener\">martensitic chromium steel<\/a>.<\/p>\n\n\n\n<p>The addition of&nbsp;<strong>\u30b3\u30d0\u30eb\u30c8\uff08Co\uff09<\/strong>&nbsp;is the defining factor that separates N690 from standard 440 series steels. Cobalt does not form carbides itself but strengthens the matrix, allowing for higher hardness without becoming overly brittle. This is why famous tactical brands like&nbsp;Extrema Ratio&nbsp;and&nbsp;Fox Knives&nbsp;(Italy) have relied on N690 for decades.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">N690\u92fc\u306e\u7279\u6027<\/h2>\n\n\n\n<p>N690 steel features cobalt, which isn&#8217;t a common alloying element in <a href=\"https:\/\/leeknives.com\/ja\/%e5%8c%85%e4%b8%81%e3%81%ab%e6%9c%80%e9%81%a9%e3%81%aa%e9%8b%bc\/\" target=\"_blank\" rel=\"noreferrer noopener\">\u30ca\u30a4\u30d5\u92fc<\/a>. VG-10 also has 1.30 to 1.50% cobalt, explaining why many feel similarities between the two. However, even tiny differences can result in entirely different outcomes. Here&#8217;s more to N690 steel&#8217;s properties.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u786c\u5ea6<\/h3>\n\n\n\n<p>The typical hardness range for N690 is between 58 and 60 HRc. Knifemakers can temper it below 58 HRc during <a href=\"https:\/\/leeknives.com\/ja\/%e7%86%b1%e5%87%a6%e7%90%86%e3%83%8a%e3%82%a4%e3%83%95\/\" target=\"_blank\" rel=\"noreferrer noopener\">\u71b1\u51e6\u7406<\/a>, but it doesn&#8217;t deliver optimal results. Similarly, hardening it above 60 HRc takes too much from its toughness.<\/p>\n\n\n\n<p>N690\u92fc\u306f\u300158\uff5e60HRc\u3067\u5203\u7269\u6750\u3068\u3057\u3066\u305d\u306e\u6f5c\u5728\u80fd\u529b\u3092\u767a\u63ee\u3057\u307e\u3059\u3002\u305d\u306e\u305f\u3081\u3001\u30ca\u30a4\u30d5\u306b\u306fN690\u306e\u4e2d\u786c\u5ea6\u304b\u3089\u9ad8\u786c\u5ea6\u92fc\u3092\u691c\u8a0e\u3057\u3066\u3082\u826f\u3044\u3067\u3057\u3087\u3046\u3002<\/p>\n\n\n<style>.kb-row-layout-wrap.wp-block-kadence-rowlayout.kb-row-layout-id1072_279893-d1{margin-bottom:0px;margin-top:20px;margin-bottom:40px;}.kb-row-layout-id1072_279893-d1 > .kt-row-column-wrap{align-content:start;}:where(.kb-row-layout-id1072_279893-d1 > .kt-row-column-wrap) > .wp-block-kadence-column{justify-content:start;}.kb-row-layout-id1072_279893-d1 > .kt-row-column-wrap{column-gap:var(--global-kb-gap-none, 0rem );row-gap:var(--global-kb-gap-md, 2rem);padding-top:25px;padding-right:25px;padding-bottom:25px;padding-left:25px;grid-template-columns:minmax(0, calc(60% - ((var(--global-kb-gap-none, 0rem ) * 1 )\/2)))minmax(0, calc(40% - ((var(--global-kb-gap-none, 0rem ) * 1 )\/2)));}.kb-row-layout-id1072_279893-d1{border-top:1px solid var(--base);border-bottom:1px solid var(--base);}.kb-row-layout-id1072_279893-d1 > .kt-row-layout-overlay{opacity:0.30;}@media all and (max-width: 1024px){.kb-row-layout-id1072_279893-d1 > .kt-row-column-wrap{grid-template-columns:repeat(2, minmax(0, 1fr));}}@media all and (max-width: 1024px){.kb-row-layout-id1072_279893-d1{border-top:1px solid var(--base);border-bottom:1px solid var(--base);}}@media all and (max-width: 767px){.kb-row-layout-id1072_279893-d1 > .kt-row-column-wrap{grid-template-columns:minmax(0, 1fr);}.kb-row-layout-id1072_279893-d1{border-top:1px solid var(--base);border-bottom:1px solid var(--base);}}<\/style><div class=\"kb-row-layout-wrap kb-row-layout-id1072_279893-d1 alignnone wp-block-kadence-rowlayout\"><div class=\"kt-row-column-wrap kt-has-2-columns kt-row-layout-equal kt-tab-layout-inherit kt-mobile-layout-row kt-row-valign-top\">\n<style>.kadence-column1072_81469c-af > .kt-inside-inner-col{display:flex;}.kadence-column1072_81469c-af > .kt-inside-inner-col{padding-top:0px;}.kadence-column1072_81469c-af > .kt-inside-inner-col,.kadence-column1072_81469c-af > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column1072_81469c-af > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column1072_81469c-af > .kt-inside-inner-col{flex-direction:column;justify-content:flex-start;}.kadence-column1072_81469c-af > .kt-inside-inner-col > .aligncenter{width:100%;}.kt-row-column-wrap > .kadence-column1072_81469c-af{align-self:flex-start;}.kt-inner-column-height-full:not(.kt-has-1-columns) > .wp-block-kadence-column.kadence-column1072_81469c-af{align-self:auto;}.kt-inner-column-height-full:not(.kt-has-1-columns) > .wp-block-kadence-column.kadence-column1072_81469c-af > .kt-inside-inner-col{flex-direction:column;justify-content:flex-start;}.kadence-column1072_81469c-af > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column1072_81469c-af{position:relative;}.kadence-column1072_81469c-af, .kt-inside-inner-col > .kadence-column1072_81469c-af:not(.specificity){margin-top:0px;}@media all and (max-width: 1024px){.kt-row-column-wrap > .kadence-column1072_81469c-af{align-self:flex-start;}}@media all and (max-width: 1024px){.kt-inner-column-height-full:not(.kt-has-1-columns) > .wp-block-kadence-column.kadence-column1072_81469c-af{align-self:auto;}}@media all and (max-width: 1024px){.kt-inner-column-height-full:not(.kt-has-1-columns) > .wp-block-kadence-column.kadence-column1072_81469c-af > .kt-inside-inner-col{flex-direction:column;justify-content:flex-start;}}@media all and (max-width: 1024px){.kadence-column1072_81469c-af > .kt-inside-inner-col{flex-direction:column;justify-content:flex-start;}}@media all and (max-width: 767px){.kt-row-column-wrap > .kadence-column1072_81469c-af{align-self:flex-start;}.kt-inner-column-height-full:not(.kt-has-1-columns) > .wp-block-kadence-column.kadence-column1072_81469c-af{align-self:auto;}.kt-inner-column-height-full:not(.kt-has-1-columns) > .wp-block-kadence-column.kadence-column1072_81469c-af > .kt-inside-inner-col{flex-direction:column;justify-content:flex-start;}.kadence-column1072_81469c-af > .kt-inside-inner-col{flex-direction:column;justify-content:flex-start;}}<\/style>\n<div class=\"wp-block-kadence-column kadence-column1072_81469c-af inner-column-1\"><div class=\"kt-inside-inner-col\">\n<p class=\"gb-headline gb-headline-19c3a788 gb-headline-text\">\u5378\u58f2\u30ca\u30a4\u30d5\u3092\u8cfc\u5165\u3057\u3066\u3001\u4eca\u3059\u3050\u79c1\u305f\u3061\u3068\u4e00\u7dd2\u306b\u30b9\u30b1\u30fc\u30eb\u30a2\u30c3\u30d7\u3092\u59cb\u3081\u307e\u3057\u3087\u3046<\/p>\n\n\n\n<p class=\"gb-headline gb-headline-6a4f6af2 gb-headline-text\">\u5f0a\u793e\u306b\u304a\u554f\u3044\u5408\u308f\u305b\u3044\u305f\u3060\u304d\u3001\u55b6\u696d\u62c5\u5f53\u8005\u3068\u9023\u7d61\u3092\u53d6\u308a\u3001\u7121\u6599\u306e\u898b\u7a4d\u3082\u308a\u3092\u5165\u624b\u3057\u3066\u304f\u3060\u3055\u3044\u3002&nbsp;<\/p>\n<\/div><\/div>\n\n\n<style>.kadence-column1072_95d379-db > .kt-inside-inner-col{display:flex;}.kadence-column1072_95d379-db > .kt-inside-inner-col,.kadence-column1072_95d379-db > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column1072_95d379-db > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column1072_95d379-db > .kt-inside-inner-col{flex-direction:column;justify-content:center;}.kadence-column1072_95d379-db > .kt-inside-inner-col > .aligncenter{width:100%;}.kt-row-column-wrap > .kadence-column1072_95d379-db{align-self:center;}.kt-inner-column-height-full:not(.kt-has-1-columns) > .wp-block-kadence-column.kadence-column1072_95d379-db{align-self:auto;}.kt-inner-column-height-full:not(.kt-has-1-columns) > .wp-block-kadence-column.kadence-column1072_95d379-db > .kt-inside-inner-col{flex-direction:column;justify-content:center;}.kadence-column1072_95d379-db > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column1072_95d379-db{position:relative;}@media all and (max-width: 1024px){.kt-row-column-wrap > .kadence-column1072_95d379-db{align-self:center;}}@media all and (max-width: 1024px){.kt-inner-column-height-full:not(.kt-has-1-columns) > .wp-block-kadence-column.kadence-column1072_95d379-db{align-self:auto;}}@media all and (max-width: 1024px){.kt-inner-column-height-full:not(.kt-has-1-columns) > .wp-block-kadence-column.kadence-column1072_95d379-db > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 1024px){.kadence-column1072_95d379-db > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kt-row-column-wrap > .kadence-column1072_95d379-db{align-self:center;}.kt-inner-column-height-full:not(.kt-has-1-columns) > .wp-block-kadence-column.kadence-column1072_95d379-db{align-self:auto;}.kt-inner-column-height-full:not(.kt-has-1-columns) > .wp-block-kadence-column.kadence-column1072_95d379-db > .kt-inside-inner-col{flex-direction:column;justify-content:center;}.kadence-column1072_95d379-db > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column kadence-column1072_95d379-db inner-column-2\"><div class=\"kt-inside-inner-col\"><style>.wp-block-kadence-advancedbtn.kb-btns1072_2314fb-61{gap:var(--global-kb-gap-xs, 0.5rem );justify-content:flex-end;align-items:center;}.kt-btns1072_2314fb-61 .kt-button{font-weight:normal;font-style:normal;}@media all and (max-width: 767px){.wp-block-kadence-advancedbtn.kb-btns1072_2314fb-61{justify-content:flex-start;}}<\/style>\n<div class=\"wp-block-kadence-advancedbtn kb-buttons-wrap kb-btns1072_2314fb-61\"><style>ul.menu .wp-block-kadence-advancedbtn .kb-btn1072_41732e-2f.kb-button{width:initial;}.wp-block-kadence-advancedbtn .kb-btn1072_41732e-2f.kb-button{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}<\/style><a class=\"kb-button kt-button button kb-btn1072_41732e-2f kt-btn-size-standard kt-btn-width-type-auto kb-btn-global-inherit  kt-btn-has-text-true kt-btn-has-svg-false  wp-block-button__link wp-block-kadence-singlebtn\" href=\"https:\/\/leeknives.com\/ja\/%e8%a6%8b%e7%a9%8d%e3%82%82%e3%82%8a%e3%82%92%e4%be%9d%e9%a0%bc%e3%81%99%e3%82%8b\/\"><span class=\"kt-btn-inner-text\">\u898b\u7a4d\u3082\u308a\u4f9d\u983c<\/span><\/a><\/div>\n<\/div><\/div>\n\n<\/div><\/div>\n\n\n<h3 class=\"wp-block-heading\">\u30a8\u30c3\u30b8\u4fdd\u6301<\/h3>\n\n\n\n<figure class=\"wp-block-image size-full\"><a href=\"https:\/\/img.leeknives.com\/wp-content\/uploads\/2023\/04\/the-edge-retention-of-N690-steel.jpg\"><img decoding=\"async\" width=\"1025\" height=\"716\" src=\"https:\/\/img.leeknives.com\/wp-content\/uploads\/2023\/04\/the-edge-retention-of-N690-steel.jpg\" alt=\"N690\u92fc\u306e\u5203\u6301\u3061\" class=\"wp-image-9461\" srcset=\"https:\/\/img.leeknives.com\/wp-content\/uploads\/2023\/04\/the-edge-retention-of-N690-steel.jpg 1025w, https:\/\/img.leeknives.com\/wp-content\/uploads\/2023\/04\/the-edge-retention-of-N690-steel-768x536.jpg 768w, https:\/\/img.leeknives.com\/wp-content\/uploads\/2023\/04\/the-edge-retention-of-N690-steel-600x419.jpg 600w\" sizes=\"(max-width: 1025px) 100vw, 1025px\" \/><\/a><\/figure>\n\n\n\n<p>N690\u92fc\u306f\u3001\u826f\u597d\u306a\u5203\u6301\u3061\u3092\u78ba\u4fdd\u3059\u308b\u306e\u306b\u9069\u3057\u305f\u786c\u5ea6\u3092\u5099\u3048\u3066\u3044\u307e\u3059\u3002\u3055\u3089\u306b\u3001\u5408\u91d1\u5143\u7d20\u304c\u713c\u5165\u308c\u6027\u3068\u8010\u6469\u8017\u6027\u306b\u3082\u5bc4\u4e0e\u3057\u3066\u304a\u308a\u3001N690\u92fc\u88fd\u306e\u5203\u306f\u512a\u308c\u305f\u5203\u6301\u3061\u3092\u5b9f\u73fe\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p>N690\u30d6\u30ec\u30fc\u30c9\u306e\u5207\u308c\u5473\u306f\u92ed\u3044\u3068\u591a\u304f\u306e\u30e6\u30fc\u30b6\u30fc\u304c\u540c\u610f\u3059\u308b\u3067\u3057\u3087\u3046\u3002\u3057\u304b\u3057\u3001\u9577\u6642\u9593\u9023\u7d9a\u3057\u3066\u5203\u7269\u3092\u4f7f\u7528\u3059\u308b\u30d7\u30ed\u306b\u3068\u3063\u3066\u306f\u3001\u6e80\u8db3\u3067\u304d\u308b\u3082\u306e\u3067\u306f\u306a\u3044\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u8010\u6469\u8017\u6027<\/h3>\n\n\n\n<p>N690\u92fc\u306f\u8010\u6469\u8017\u6027\u306b\u512a\u308c\u305f\u92fc\u3067\u3059\u3002\u6210\u5206\u306b\u542b\u307e\u308c\u308b\u30b3\u30d0\u30eb\u30c8\u304c\u8010\u6469\u8017\u6027\u3092\u9ad8\u3081\u3001\u5fae\u91cf\u306e\u30d0\u30ca\u30b8\u30a6\u30e0\u304c\u3055\u3089\u306b\u8010\u6469\u8017\u6027\u3092\u9ad8\u3081\u3066\u3044\u307e\u3059\u3002N690\u306e\u3053\u306e\u9ad8\u3044\u8010\u6469\u8017\u6027\u306f\u3001\u5203\u6301\u3061\u306e\u826f\u3055\u306b\u3082\u8ca2\u732e\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u3053\u306e\u3088\u3046\u306a\u8010\u6469\u8017\u6027\u92fc\u306f\u3001\u5203\u306b\u50b7\u304c\u3064\u304b\u305a\u3001\u7f8e\u3057\u3044\u5916\u89b3\u3092\u4fdd\u3061\u307e\u3059\u3002\u3057\u304b\u3057\u3001\u591a\u304f\u306e\u5834\u5408\u3001\u7814\u304e\u304c\u96e3\u3057\u304f\u3001\u7814\u78e8\u5de5\u5177\u3092\u4f7f\u7528\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002N690\u3067\u306f\u3053\u306e\u554f\u984c\u306f\u767a\u751f\u3057\u307e\u305b\u3093\u3002N690\u306f\u3001\u540c\u7a0b\u5ea6\u306e\u786c\u5ea6\u3068\u8010\u6469\u8017\u6027\u3092\u6301\u3064\u4ed6\u306e\u92fc\u3088\u308a\u3082\u3001\u5203\u304c\u3086\u3063\u304f\u308a\u3068\u5207\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u8010\u98df\u6027<\/h3>\n\n\n\n<p>With up to 17.30% chromium and traces of molybdenum, N690 steel has good corrosion resistance. It can supply all kinds of cutting tools with excellent corrosion resistance, from <a href=\"https:\/\/leeknives.com\/ja\/%e3%83%9d%e3%82%b1%e3%83%83%e3%83%88%e3%83%8a%e3%82%a4%e3%83%95\/\" target=\"_blank\" rel=\"noreferrer noopener\">\u30dd\u30b1\u30c3\u30c8\u30ca\u30a4\u30d5<\/a> to saw blades.&nbsp;<\/p>\n\n\n\n<p>N690\u306f\u3001\u30ad\u30c3\u30c1\u30f3\u3084\u5c4b\u5916\u306a\u3069\u3001\u8150\u98df\u6027\u306e\u9ad8\u3044\u74b0\u5883\u3067\u3082\u9306\u3092\u9632\u304e\u307e\u3059\u3002\u9ad8\u3044\u30af\u30ed\u30e0\u5bfe\u70ad\u7d20\u6bd4\u306b\u3088\u308a\u3001\u92fc\u6750\u304c\u8010\u8150\u98df\u306b\u5fc5\u8981\u306a\u30af\u30ed\u30e0\u70ad\u5316\u7269\u3092\u5f62\u6210\u3059\u308b\u3053\u3068\u3067\u3001\u9306\u306e\u767a\u751f\u3092\u9632\u304e\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u30de\u30ea\u30f3\u30b0\u30ec\u30fc\u30c9\u306e\u92fc\u307b\u3069\u52b9\u679c\u7684\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u304c\u3001\u6e7f\u6c17\u3084\u96e8\u5929\u306b\u3088\u3063\u3066 N690 \u92fc\u30d6\u30ec\u30fc\u30c9\u304c\u8150\u98df\u3057\u305f\u308a\u9306\u3073\u305f\u308a\u3059\u308b\u3053\u3068\u306f\u3042\u308a\u307e\u305b\u3093\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u5f37\u976d\u3055<\/h3>\n\n\n\n<p>N690\u92fc\u306f\u3001\u9ad8\u3044\u8010\u885d\u6483\u6027\u3092\u5099\u3048\u305f\u3001\u5168\u4f53\u7684\u306b\u5f37\u976d\u306a\u5203\u3092\u751f\u307f\u51fa\u3057\u307e\u3059\u3002\u3053\u308c\u306f\u3001\u529b\u5f37\u304f\u7269\u3092\u5207\u308b\u3053\u3068\u3092\u6307\u3057\u307e\u3059\u3002\u4f8b\u3048\u3070\u3001\u5bc6\u5ea6\u306e\u9ad8\u3044\u98df\u54c1\u3084\u6728\u6750\u3092\u5207\u308b\u969b\u306b\u3001\u5203\u6b20\u3051\u3084\u5203\u3053\u307c\u308c\u304c\u767a\u751f\u3057\u306b\u304f\u3044\u306e\u304c\u3001\u30dc\u30fc\u30e9\u30fcN690\u306e\u5927\u304d\u306a\u5f37\u307f\u306e\u4e00\u3064\u3067\u3059\u3002<\/p>\n\n\n\n<p>N690\u306f\u6e29\u5ea6\u5909\u5316\u306b\u3082\u5f37\u304f\u3001\u5f37\u5ea6\u3082\u640d\u306a\u308f\u308c\u307e\u305b\u3093\u3002\u51ac\u306e\u30ad\u30e3\u30f3\u30d7\u3067\u51fa\u6765\u7acb\u3066\u306e\u98df\u6750\u3092\u5207\u308b\u969b\u3001\u6b21\u306b\u6728\u306e\u76ae\u3092\u5265\u304f\u4f5c\u696d\u3082\u304d\u3063\u3068\u6e80\u8db3\u3067\u304d\u308b\u3067\u3057\u3087\u3046\u3002\u51b7\u51cd\u6a5f\u306e\u30b3\u30f3\u30d7\u30ec\u30c3\u30b5\u30fc\u30d4\u30b9\u30c8\u30f3\u306b\u306f\u3001\u3053\u306e\u8010\u4e45\u6027\u306e\u9ad8\u3055\u304b\u3089N690\u92fc\u304c\u6570\u591a\u304f\u4f7f\u7528\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">N690 \u30ca\u30a4\u30d5\u306b\u4f55\u3092\u671f\u5f85\u3067\u304d\u307e\u3059\u304b?<\/h3>\n\n\n\n<figure class=\"wp-block-image size-full\"><a href=\"https:\/\/img.leeknives.com\/wp-content\/uploads\/2023\/04\/Summarizing-properties-of-N690-steel.jpg\"><img decoding=\"async\" width=\"1076\" height=\"709\" src=\"https:\/\/img.leeknives.com\/wp-content\/uploads\/2023\/04\/Summarizing-properties-of-N690-steel.jpg\" alt=\"N690\u92fc\u306e\u7279\u6027\u306e\u307e\u3068\u3081\" class=\"wp-image-9464\" srcset=\"https:\/\/img.leeknives.com\/wp-content\/uploads\/2023\/04\/Summarizing-properties-of-N690-steel.jpg 1076w, https:\/\/img.leeknives.com\/wp-content\/uploads\/2023\/04\/Summarizing-properties-of-N690-steel-768x506.jpg 768w, https:\/\/img.leeknives.com\/wp-content\/uploads\/2023\/04\/Summarizing-properties-of-N690-steel-600x395.jpg 600w\" sizes=\"(max-width: 1076px) 100vw, 1076px\" \/><\/a><\/figure>\n\n\n\n<p>N690 \u30b9\u30c6\u30f3\u30ec\u30b9\u92fc\u306e\u7279\u6027\u306b\u3064\u3044\u3066\u8aac\u660e\u3057\u305f\u3053\u3068\u306f\u3059\u3079\u3066\u3001\u5168\u4f53\u7684\u306b\u30d0\u30e9\u30f3\u30b9\u306e\u53d6\u308c\u305f\u5203\u306b\u3064\u306a\u304c\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u5f37\u5ea6\u3092\u72a0\u7272\u306b\u3059\u308b\u3053\u3068\u306a\u304f\u3001\u9069\u5ea6\u306a\u786c\u5ea6\u3092\u5099\u3048\u3066\u3044\u307e\u3059\u3002\u8150\u98df\u6027\u306e\u9ad8\u3044\u74b0\u5883\u3067\u3082\u9306\u3073\u306b\u304f\u304f\u3001\u8010\u6469\u8017\u6027\u306b\u512a\u308c\u305f\u5203\u5148\u3092\u7dad\u6301\u3057\u3066\u3044\u307e\u3059\u3002\u3057\u304b\u3082\u3001\u7814\u304e\u3084\u3059\u3055\u3082\u629c\u7fa4\u3067\u3001\u30ca\u30a4\u30d5\u4f7f\u3044\u306e\u8ca0\u62c5\u3092\u8efd\u6e1b\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p>The balanced properties of N690 steel make it a versatile blade material with numerous applications, from EDC knives to hardened cutting tools. This is one of the reasons why knifemakers are slowly getting their customers familiarized with N690. In a few years, N690 might be as popular as 440C and VG-10.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">N690\u92fc\u306e\u6bd4\u8f03<\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\u92fc\u9244<\/th><th>\u786c\u5ea6<\/th><th>\u30a8\u30c3\u30b8\u4fdd\u6301<\/th><th>\u8010\u98df\u6027<\/th><th>\u5f37\u976d\u3055<\/th><th>\u30b7\u30e3\u30fc\u30d7\u30cb\u30f3\u30b0\u306e\u5bb9\u6613\u3055<\/th><th>Price Level<\/th><th>\u6700\u9069\u306a\u7528\u9014<\/th><\/tr><\/thead><tbody><tr><td>N690<\/td><td>58\uff5e60HRC<\/td><td>8.0<\/td><td>9.5<\/td><td>8.5<\/td><td>8.5<\/td><td>$$<\/td><td>Balanced EDC &amp; outdoor use<\/td><\/tr><tr><td>VG-10<\/td><td>60\u201361 HRC<\/td><td>8.5<\/td><td>8.0<\/td><td>6.5<\/td><td>6.5<\/td><td>$$$<\/td><td>Fine cutting &amp; kitchen knives<\/td><\/tr><tr><td>440C<\/td><td>58\uff5e60HRC<\/td><td>6.5<\/td><td>8.0<\/td><td>8.0<\/td><td>9.5<\/td><td>$<\/td><td>Budget stainless knives<\/td><\/tr><tr><td>D2<\/td><td>60\u201362 HRC<\/td><td>9.0<\/td><td>4.0<\/td><td>6.5<\/td><td>5.0<\/td><td>$<\/td><td>Wear resistance &amp; hard-use cutting<\/td><\/tr><tr><td>M390<\/td><td>60\u201362 HRC<\/td><td>9.5<\/td><td>9.5<\/td><td>8.5<\/td><td>5.0<\/td><td>$$$$<\/td><td>Premium high-end EDC<\/td><\/tr><tr><td>154cm<\/td><td>58-61 HRC<\/td><td>8.0<\/td><td>8.0<\/td><td>8.0<\/td><td>8.0<\/td><td>$$\u2013$$$<\/td><td>Classic all-around stainless<\/td><\/tr><tr><td>14C28N<\/td><td>58\uff5e60HRC<\/td><td>6.5<\/td><td>9.5<\/td><td>9.5<\/td><td>9.5<\/td><td>$$<\/td><td>Outdoor &amp; beginner-friendly knives<\/td><\/tr><tr><td>\u30de\u30b0\u30ca\u30ab\u30c3\u30c8<\/td><td>62-64 HRC<\/td><td>10<\/td><td>10<\/td><td>10<\/td><td>8.5<\/td><td>$$$$$<\/td><td>Top-tier modern super steel<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">N690 vs VG-10<\/h3>\n\n\n\n<p>VG-10 is one of the most popular <a href=\"https:\/\/leeknives.com\/ja\/%e6%97%a5%e6%9c%ac%e8%a3%bd%e9%8b%bc\/\" target=\"_blank\" rel=\"noreferrer noopener\">Japanese knife steels<\/a> in the market. N690 and VG-10 are commonly put side by side due to their similar composition.<\/p>\n\n\n\n<p>\u30ca\u30a4\u30d5\u30b7\u30e7\u30c3\u30d7\u3067\u3053\u306e2\u7a2e\u985e\u306e\u3069\u3061\u3089\u304b\u3092\u9078\u3076\u969b\u306b\u306f\u3001VG-10\u306e\u65b9\u304c\u786c\u5ea6\u3068\u5207\u308c\u5473\u304c\u9ad8\u304f\u3001\u5203\u6301\u3061\u3082\u512a\u308c\u3066\u3044\u308b\u70b9\u306b\u7559\u610f\u3057\u3066\u304f\u3060\u3055\u3044\u3002N690\u306f\u3088\u308a\u5f37\u976d\u3067\u8010\u8150\u98df\u6027\u306b\u512a\u308c\u3001\u7814\u304e\u3084\u3059\u3044\u306e\u304c\u7279\u5fb4\u3067\u3059\u3002&nbsp;<\/p>\n\n\n\n<p>\u3057\u304b\u3057\u3001\u3053\u308c\u3089\u306e\u9055\u3044\u306f\u4e9b\u7d30\u306a\u3082\u306e\u3067\u3059\u3002\u30ca\u30a4\u30d5\u30e1\u30fc\u30ab\u30fc\u3084\u8ca9\u58f2\u696d\u8005\u306b\u3068\u3063\u3066\u306e\u7126\u70b9\u306f\u30012\u7a2e\u985e\u306e\u92fc\u6750\u306e\u4fa1\u683c\u3068\u5165\u624b\u3057\u3084\u3059\u3055\u3067\u3059\u3002VG010\u306f\u304b\u306a\u308a\u9ad8\u4fa1\u3067\u3042\u308a\u3001\u65e5\u672c\u306fVG010\u306e\u6d77\u5916\u8f38\u51fa\u3092\u5236\u9650\u3057\u3066\u3044\u307e\u3059\u3002 <\/p>\n\n\n\n<h3 class=\"wp-block-heading\">N690 vs 440C<\/h3>\n\n\n\n<p>440C steel is a more common and affordable name in the knife industry. While it&#8217;s a popular and trusted choice, it doesn&#8217;t deliver a better blade than N690.<\/p>\n\n\n\n<p>Bohler\u306eN690\u306f\u3001\u5203\u6301\u3061\u3001\u8010\u8150\u98df\u6027\u3001\u8010\u6469\u8017\u6027\u306b\u512a\u308c\u305f\u30ca\u30a4\u30d5\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002440C\u306f\u308f\u305a\u304b\u306b\u786c\u304f\u3001\u7814\u304e\u3084\u3059\u3044\u3067\u3059\u3002VG-10\u3068N690\u306e\u9055\u3044\u3068\u540c\u69d8\u306b\u3001440C\u304c\u512a\u308c\u3066\u3044\u308b\u70b9\u306f\u308f\u305a\u304b\u3067\u3059\u304c\u3001N690\u306f\u8010\u8150\u98df\u6027\u304c\u306f\u308b\u304b\u306b\u9ad8\u304f\u3001\u5203\u6301\u3061\u3082\u306f\u308b\u304b\u306b\u512a\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">N690 vs D2<\/h3>\n\n\n\n<p>\u521d\u5fc3\u8005\u306e\u30ca\u30a4\u30d5\u8077\u4eba\u304c\u611b\u7528 <a href=\"https:\/\/leeknives.com\/ja\/d2%e9%8b%bc\/\">D2\u92fc<\/a> \u624b\u9803\u306a\u4fa1\u683c\u3068\u71b1\u51e6\u7406\u306e\u5bb9\u6613\u3055\u304c\u9b45\u529b\u3067\u3059\u3002N690\u3088\u308a\u3082\u306f\u308b\u304b\u306b\u786c\u3044\u30ca\u30a4\u30d5\u92fc\u3067\u3059\u3002\u786c\u5ea6\u304c\u9ad8\u3044\u305f\u3081\u3001\u5203\u306e\u8010\u6469\u8017\u6027\u3082\u5411\u4e0a\u3057\u3001\u92ed\u3044\u5207\u308c\u5473\u304c\u9577\u6301\u3061\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p>D2\u306f\u5203\u6301\u3061\u304c\u826f\u304f\u3001\u786c\u5ea6\u3082\u9ad8\u3044\u3067\u3059\u304c\u3001N690\u306f\u306f\u308b\u304b\u306b\u5f37\u5ea6\u304c\u9ad8\u304f\u3001\u8010\u8150\u98df\u6027\u306b\u3082\u512a\u308c\u3066\u3044\u307e\u3059\u3002D2\u30ca\u30a4\u30d5\u306f\u30e1\u30f3\u30c6\u30ca\u30f3\u30b9\u3092\u6020\u308b\u3068\u52a3\u5316\u3059\u308b\u3053\u3068\u304c\u77e5\u3089\u308c\u3066\u3044\u307e\u3059\u3002\u4e2d\u306b\u306f <a href=\"https:\/\/leeknives.com\/ja\/%e7%82%ad%e7%b4%a0%e9%8b%bc%e3%81%ae%e7%b7%91%e9%9d%92\/\">\u7dd1\u9752\u3092\u4ed8\u3051\u308b<\/a> \u70ad\u7d20\u92fc\u3068\u540c\u69d8\u306b\u3001\u6642\u9593\u306e\u7d4c\u904e\u3068\u3068\u3082\u306b\u52a3\u5316\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p>N690 \u306f\u30ca\u30a4\u30d5\u696d\u754c\u3067\u306f\u5b89\u4fa1\u3067\u5e83\u304f\u8a8d\u77e5\u3055\u308c\u3066\u3044\u307e\u3059\u304c\u3001\u3088\u308a\u6c4e\u7528\u6027\u306e\u9ad8\u3044\u5203\u306a\u306e\u3067\u3001\u307b\u3068\u3093\u3069\u306e\u4eba\u306b\u3068\u3063\u3066\u3088\u308a\u9069\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><a href=\"https:\/\/img.leeknives.com\/wp-content\/uploads\/2023\/06\/D2-G10-Folding-Knife-lkfdk10003.jpg\"><img decoding=\"async\" width=\"801\" height=\"801\" src=\"https:\/\/img.leeknives.com\/wp-content\/uploads\/2023\/06\/D2-G10-Folding-Knife-lkfdk10003.jpg\" alt=\"D2 G10 \u6298\u308a\u305f\u305f\u307f\u30ca\u30a4\u30d5 lkfdk10003\" class=\"wp-image-9997\" style=\"aspect-ratio:4\/3;object-fit:cover\" srcset=\"https:\/\/img.leeknives.com\/wp-content\/uploads\/2023\/06\/D2-G10-Folding-Knife-lkfdk10003.jpg 801w, https:\/\/img.leeknives.com\/wp-content\/uploads\/2023\/06\/D2-G10-Folding-Knife-lkfdk10003-768x768.jpg 768w, https:\/\/img.leeknives.com\/wp-content\/uploads\/2023\/06\/D2-G10-Folding-Knife-lkfdk10003-300x300.jpg 300w, https:\/\/img.leeknives.com\/wp-content\/uploads\/2023\/06\/D2-G10-Folding-Knife-lkfdk10003-600x600.jpg 600w, https:\/\/img.leeknives.com\/wp-content\/uploads\/2023\/06\/D2-G10-Folding-Knife-lkfdk10003-100x100.jpg 100w\" sizes=\"(max-width: 801px) 100vw, 801px\" \/><\/a><\/figure>\n\n\n\n<p class=\"has-text-align-center\"><a href=\"https:\/\/leeknives.com\/ja\/products\/%e6%8a%98%e3%82%8a%e3%81%9f%e3%81%9f%e3%81%bf%e3%83%8a%e3%82%a4%e3%83%95-lkfdk10003\/\">D2 G10 \u6298\u308a\u305f\u305f\u307f\u30ca\u30a4\u30d5 LKFDK10003<\/a><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">N690 vs M390<\/h3>\n\n\n\n<p><a href=\"https:\/\/leeknives.com\/ja\/m390%e9%8b%bc\/\" target=\"_blank\" rel=\"noreferrer noopener\">M390<\/a> wins on edge retention; N690 wins on price, toughness, and ease of sharpening. M390 is a powder-metallurgy super steel from the same Bohler family. It holds an edge roughly 2\u20133\u00d7 longer than N690 and runs at 60\u201362 HRC. <\/p>\n\n\n\n<p>However, it is harder to sharpen, less forgiving in humid environments, and significantly more expensive. N690 delivers 80% of the real-world cutting experience at a fraction of the cost. Choose M390 for elite performance; choose N690 for practical, balanced everyday use.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">N690 vs 154CM<\/h3>\n\n\n\n<p>Nearly identical performance\u2014N690 has better corrosion resistance; <a href=\"https:\/\/leeknives.com\/ja\/154cm%e3%81%ae%e3%82%b9%e3%83%81%e3%83%bc%e3%83%ab\/\" target=\"_blank\" rel=\"noreferrer noopener\">154cm<\/a> can push slightly higher hardness. Both are mid-to-upper tier stainless steels with comparable toughness and edge retention in daily use. <\/p>\n\n\n\n<p>154CM&#8217;s higher carbide volume gives it a slight wear-resistance edge at optimal heat treatment, but N690&#8217;s 17.3% chromium and cobalt content make it more rust-resistant and easier to maintain. For most users, the difference is negligible; supply chain and brand preference usually decide this matchup.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">N690 vs 14C28N<\/h3>\n\n\n\n<p>N690 holds an edge longer; <a href=\"https:\/\/leeknives.com\/ja\/14c28n%e9%8b%bc\/\" target=\"_blank\" rel=\"noreferrer noopener\">14C28N<\/a> is tougher and easier to sharpen. 14C28N is Sandvik&#8217;s nitrogen-enhanced steel optimized for fine grain and low maintenance. It takes a razor edge with minimal effort but falls behind N690 in CATRA edge-retention tests. <\/p>\n\n\n\n<p>N690&#8217;s higher carbon and cobalt content give it better wear resistance, while 14C28N&#8217;s lower carbide volume makes it tougher and less chip-prone under impact. Both resist corrosion well, though 14C28N has a slight edge in saltwater exposure.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">N690 vs MagnaCut<\/h3>\n\n\n\n<p><a href=\"https:\/\/leeknives.com\/ja\/%e3%83%9e%e3%82%b0%e3%83%8a%e3%82%ab%e3%83%83%e3%83%88%e9%8b%bc\/\" target=\"_blank\" rel=\"noreferrer noopener\">\u30de\u30b0\u30ca\u30ab\u30c3\u30c8<\/a> outperforms N690 in every metric, but N690 wins on value. MagnaCut is a third-generation PM steel that nearly doubles N690&#8217;s toughness, matches its corrosion resistance, and holds an edge significantly longer\u2014all at 62\u201364 HRC. <\/p>\n\n\n\n<p>It also sharpens more easily than other super steels. The trade-off is price and specialized heat-treatment requirements. <\/p>\n\n\n\n<p>N690 cannot compete on raw specs, but it delivers solid, reliable performance at roughly half the material cost. For mid-range production knives, N690 remains a smart, profitable choice.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">N690\u92fc\u306b\u6295\u8cc7\u3059\u3079\u304d\u3067\u3057\u3087\u3046\u304b?<\/h2>\n\n\n\n<figure class=\"wp-block-image size-full\"><a href=\"https:\/\/img.leeknives.com\/wp-content\/uploads\/2023\/04\/Should-you-invest-in-N690-steel.jpg\"><img decoding=\"async\" width=\"1079\" height=\"715\" src=\"https:\/\/img.leeknives.com\/wp-content\/uploads\/2023\/04\/Should-you-invest-in-N690-steel.jpg\" alt=\"N690\u92fc\u306b\u6295\u8cc7\u3059\u3079\u304d\u304b\" class=\"wp-image-9466\" srcset=\"https:\/\/img.leeknives.com\/wp-content\/uploads\/2023\/04\/Should-you-invest-in-N690-steel.jpg 1079w, https:\/\/img.leeknives.com\/wp-content\/uploads\/2023\/04\/Should-you-invest-in-N690-steel-768x509.jpg 768w, https:\/\/img.leeknives.com\/wp-content\/uploads\/2023\/04\/Should-you-invest-in-N690-steel-600x398.jpg 600w\" sizes=\"(max-width: 1079px) 100vw, 1079px\" \/><\/a><\/figure>\n\n\n\n<p>N690\u92fc\u306f\u3001EDC\u3001\u30b5\u30d0\u30a4\u30d0\u30eb\u3001\u30ad\u30e3\u30f3\u30d7\u3001\u30cf\u30f3\u30c6\u30a3\u30f3\u30b0\u3001\u305d\u306e\u4ed6\u306e\u30a2\u30a6\u30c8\u30c9\u30a2\u30ca\u30a4\u30d5\u306b\u4f7f\u7528\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u3053\u306e\u92fc\u306f\u3001\u5916\u79d1\u7528\u5668\u5177\u306e\u88fd\u9020\u306b\u3082\u3088\u304f\u4f7f\u7528\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p>N690\u306f\u30ca\u30a4\u30d5\u696d\u754c\u3067\u5e45\u5e83\u3044\u7528\u9014\u306b\u4f7f\u7528\u3055\u308c\u3001\u4fe1\u983c\u6027\u306e\u9ad8\u3044\u92fc\u6750\u3067\u3042\u308b\u3053\u3068\u304c\u8a3c\u660e\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u6b20\u70b9\u306f\u4fa1\u683c\u3067\u3059\u304c\u3001\u9ad8\u7d1a\u92fc\u6750\u3068\u3044\u3046\u308f\u3051\u3067\u3082\u3042\u308a\u307e\u305b\u3093\u3002\u3068\u306f\u3044\u3048\u3001\u305d\u306e\u7279\u6027\u3092\u8003\u3048\u308c\u3070\u3001\u305d\u306e\u4fa1\u683c\u306f\u59a5\u5f53\u3068\u8a00\u3048\u308b\u3067\u3057\u3087\u3046\u3002\u3059\u3079\u3066\u306e\u7279\u6027\u306b\u304a\u3044\u3066\u4e00\u8cab\u3057\u305f\u6027\u80fd\u3092\u767a\u63ee\u3059\u308bN690\u306b\u5339\u6575\u3059\u308b\u92fc\u6750\u306f\u591a\u304f\u3042\u308a\u307e\u305b\u3093\u3002<\/p>\n\n\n\n<p>\u4e0d\u6e80\u306e\u306a\u3044\u30d0\u30e9\u30f3\u30b9\u306e\u53d6\u308c\u305f\u92fc\u6750\u3092\u304a\u63a2\u3057\u306a\u3089\u3001N690\u306f\u826f\u3044\u9078\u629e\u3067\u3059\u3002\u3088\u308a\u624b\u9803\u306a\u4fa1\u683c\u306e\u9078\u629e\u80a2\u3092\u6c42\u3081\u308b\u30ca\u30a4\u30d5\u30b7\u30e7\u30c3\u30d7\u306b\u306f\u3001 <a href=\"https:\/\/leeknives.com\/ja\/8cr13mov\/\">8Cr13MoV<\/a> \u3088\u308a\u826f\u3044\u4ee3\u66ff\u54c1\u3068\u306a\u308b\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u3002N690\u307b\u3069\u5203\u6301\u3061\u306f\u826f\u304f\u3042\u308a\u307e\u305b\u3093\u304c\u30018Cr13MoV\u306f\u540c\u7b49\u306e\u92ed\u3055\u3001\u8010\u8150\u98df\u6027\u3001\u5f37\u5ea6\u3092\u5099\u3048\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n<style>.kb-row-layout-wrap.wp-block-kadence-rowlayout.kb-row-layout-id1072_279893-d1{margin-bottom:0px;margin-top:20px;margin-bottom:40px;}.kb-row-layout-id1072_279893-d1 > .kt-row-column-wrap{align-content:start;}:where(.kb-row-layout-id1072_279893-d1 > .kt-row-column-wrap) > .wp-block-kadence-column{justify-content:start;}.kb-row-layout-id1072_279893-d1 > .kt-row-column-wrap{column-gap:var(--global-kb-gap-none, 0rem );row-gap:var(--global-kb-gap-md, 2rem);padding-top:25px;padding-right:25px;padding-bottom:25px;padding-left:25px;grid-template-columns:minmax(0, calc(60% - ((var(--global-kb-gap-none, 0rem ) * 1 )\/2)))minmax(0, calc(40% - ((var(--global-kb-gap-none, 0rem ) * 1 )\/2)));}.kb-row-layout-id1072_279893-d1{border-top:1px solid var(--base);border-bottom:1px solid var(--base);}.kb-row-layout-id1072_279893-d1 > .kt-row-layout-overlay{opacity:0.30;}@media all and (max-width: 1024px){.kb-row-layout-id1072_279893-d1 > .kt-row-column-wrap{grid-template-columns:repeat(2, minmax(0, 1fr));}}@media all and (max-width: 1024px){.kb-row-layout-id1072_279893-d1{border-top:1px solid var(--base);border-bottom:1px solid var(--base);}}@media all and (max-width: 767px){.kb-row-layout-id1072_279893-d1 > .kt-row-column-wrap{grid-template-columns:minmax(0, 1fr);}.kb-row-layout-id1072_279893-d1{border-top:1px solid var(--base);border-bottom:1px solid var(--base);}}<\/style><div class=\"kb-row-layout-wrap kb-row-layout-id1072_279893-d1 alignnone wp-block-kadence-rowlayout\"><div class=\"kt-row-column-wrap kt-has-2-columns kt-row-layout-equal kt-tab-layout-inherit kt-mobile-layout-row kt-row-valign-top\">\n<style>.kadence-column1072_81469c-af > .kt-inside-inner-col{display:flex;}.kadence-column1072_81469c-af > .kt-inside-inner-col{padding-top:0px;}.kadence-column1072_81469c-af > .kt-inside-inner-col,.kadence-column1072_81469c-af > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column1072_81469c-af > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column1072_81469c-af > .kt-inside-inner-col{flex-direction:column;justify-content:flex-start;}.kadence-column1072_81469c-af > .kt-inside-inner-col > .aligncenter{width:100%;}.kt-row-column-wrap > .kadence-column1072_81469c-af{align-self:flex-start;}.kt-inner-column-height-full:not(.kt-has-1-columns) > .wp-block-kadence-column.kadence-column1072_81469c-af{align-self:auto;}.kt-inner-column-height-full:not(.kt-has-1-columns) > .wp-block-kadence-column.kadence-column1072_81469c-af > .kt-inside-inner-col{flex-direction:column;justify-content:flex-start;}.kadence-column1072_81469c-af > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column1072_81469c-af{position:relative;}.kadence-column1072_81469c-af, .kt-inside-inner-col > .kadence-column1072_81469c-af:not(.specificity){margin-top:0px;}@media all and (max-width: 1024px){.kt-row-column-wrap > .kadence-column1072_81469c-af{align-self:flex-start;}}@media all and (max-width: 1024px){.kt-inner-column-height-full:not(.kt-has-1-columns) > .wp-block-kadence-column.kadence-column1072_81469c-af{align-self:auto;}}@media all and (max-width: 1024px){.kt-inner-column-height-full:not(.kt-has-1-columns) > .wp-block-kadence-column.kadence-column1072_81469c-af > .kt-inside-inner-col{flex-direction:column;justify-content:flex-start;}}@media all and (max-width: 1024px){.kadence-column1072_81469c-af > .kt-inside-inner-col{flex-direction:column;justify-content:flex-start;}}@media all and (max-width: 767px){.kt-row-column-wrap > .kadence-column1072_81469c-af{align-self:flex-start;}.kt-inner-column-height-full:not(.kt-has-1-columns) > .wp-block-kadence-column.kadence-column1072_81469c-af{align-self:auto;}.kt-inner-column-height-full:not(.kt-has-1-columns) > .wp-block-kadence-column.kadence-column1072_81469c-af > .kt-inside-inner-col{flex-direction:column;justify-content:flex-start;}.kadence-column1072_81469c-af > .kt-inside-inner-col{flex-direction:column;justify-content:flex-start;}}<\/style>\n<div class=\"wp-block-kadence-column kadence-column1072_81469c-af inner-column-1\"><div class=\"kt-inside-inner-col\">\n<p class=\"gb-headline gb-headline-19c3a788 gb-headline-text\">\u5378\u58f2\u30ca\u30a4\u30d5\u3092\u8cfc\u5165\u3057\u3066\u3001\u4eca\u3059\u3050\u79c1\u305f\u3061\u3068\u4e00\u7dd2\u306b\u30b9\u30b1\u30fc\u30eb\u30a2\u30c3\u30d7\u3092\u59cb\u3081\u307e\u3057\u3087\u3046<\/p>\n\n\n\n<p class=\"gb-headline gb-headline-6a4f6af2 gb-headline-text\">\u5f0a\u793e\u306b\u304a\u554f\u3044\u5408\u308f\u305b\u3044\u305f\u3060\u304d\u3001\u55b6\u696d\u62c5\u5f53\u8005\u3068\u9023\u7d61\u3092\u53d6\u308a\u3001\u7121\u6599\u306e\u898b\u7a4d\u3082\u308a\u3092\u5165\u624b\u3057\u3066\u304f\u3060\u3055\u3044\u3002&nbsp;<\/p>\n<\/div><\/div>\n\n\n<style>.kadence-column1072_95d379-db > .kt-inside-inner-col{display:flex;}.kadence-column1072_95d379-db > .kt-inside-inner-col,.kadence-column1072_95d379-db > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column1072_95d379-db > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column1072_95d379-db > .kt-inside-inner-col{flex-direction:column;justify-content:center;}.kadence-column1072_95d379-db > .kt-inside-inner-col > .aligncenter{width:100%;}.kt-row-column-wrap > .kadence-column1072_95d379-db{align-self:center;}.kt-inner-column-height-full:not(.kt-has-1-columns) > .wp-block-kadence-column.kadence-column1072_95d379-db{align-self:auto;}.kt-inner-column-height-full:not(.kt-has-1-columns) > .wp-block-kadence-column.kadence-column1072_95d379-db > .kt-inside-inner-col{flex-direction:column;justify-content:center;}.kadence-column1072_95d379-db > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column1072_95d379-db{position:relative;}@media all and (max-width: 1024px){.kt-row-column-wrap > .kadence-column1072_95d379-db{align-self:center;}}@media all and (max-width: 1024px){.kt-inner-column-height-full:not(.kt-has-1-columns) > .wp-block-kadence-column.kadence-column1072_95d379-db{align-self:auto;}}@media all and (max-width: 1024px){.kt-inner-column-height-full:not(.kt-has-1-columns) > .wp-block-kadence-column.kadence-column1072_95d379-db > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 1024px){.kadence-column1072_95d379-db > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kt-row-column-wrap > .kadence-column1072_95d379-db{align-self:center;}.kt-inner-column-height-full:not(.kt-has-1-columns) > .wp-block-kadence-column.kadence-column1072_95d379-db{align-self:auto;}.kt-inner-column-height-full:not(.kt-has-1-columns) > .wp-block-kadence-column.kadence-column1072_95d379-db > .kt-inside-inner-col{flex-direction:column;justify-content:center;}.kadence-column1072_95d379-db > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column kadence-column1072_95d379-db inner-column-2\"><div class=\"kt-inside-inner-col\"><style>.wp-block-kadence-advancedbtn.kb-btns1072_2314fb-61{gap:var(--global-kb-gap-xs, 0.5rem );justify-content:flex-end;align-items:center;}.kt-btns1072_2314fb-61 .kt-button{font-weight:normal;font-style:normal;}@media all and (max-width: 767px){.wp-block-kadence-advancedbtn.kb-btns1072_2314fb-61{justify-content:flex-start;}}<\/style>\n<div class=\"wp-block-kadence-advancedbtn kb-buttons-wrap kb-btns1072_2314fb-61\"><style>ul.menu .wp-block-kadence-advancedbtn .kb-btn1072_41732e-2f.kb-button{width:initial;}.wp-block-kadence-advancedbtn .kb-btn1072_41732e-2f.kb-button{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}<\/style><a class=\"kb-button kt-button button kb-btn1072_41732e-2f kt-btn-size-standard kt-btn-width-type-auto kb-btn-global-inherit  kt-btn-has-text-true kt-btn-has-svg-false  wp-block-button__link wp-block-kadence-singlebtn\" href=\"https:\/\/leeknives.com\/ja\/%e8%a6%8b%e7%a9%8d%e3%82%82%e3%82%8a%e3%82%92%e4%be%9d%e9%a0%bc%e3%81%99%e3%82%8b\/\"><span class=\"kt-btn-inner-text\">\u898b\u7a4d\u3082\u308a\u4f9d\u983c<\/span><\/a><\/div>\n<\/div><\/div>\n\n<\/div><\/div>\n\n\n<h2 class=\"wp-block-heading\">LeeKnives\u306e\u30bd\u30fc\u30b9\u30ca\u30a4\u30d5<\/h2>\n\n\n\n<p>LeeKnives is a knife manufacturer based in <a href=\"https:\/\/leeknives.com\/ja\/%e6%a5%8a%e6%b1%9f%e3%83%8a%e3%82%a4%e3%83%95%e3%81%ae%e6%ad%b4%e5%8f%b2\/\" target=\"_blank\" rel=\"noreferrer noopener\">\u63da\u5b50\u6c5f\u5e02<\/a>, China. Our catalog includes <a href=\"https:\/\/leeknives.com\/ja\/%e5%8c%85%e4%b8%81\/\" target=\"_blank\" rel=\"noreferrer noopener\">\u5305\u4e01<\/a>, <a href=\"https:\/\/leeknives.com\/ja\/%e3%81%be%e3%81%aa%e6%9d%bf\/\" target=\"_blank\" rel=\"noreferrer noopener\">\u307e\u306a\u677f<\/a>, <a href=\"https:\/\/leeknives.com\/ja\/%e3%83%8a%e3%82%a4%e3%83%95%e7%a0%94%e3%81%8e\/\">sharpening supplies<\/a>, and much more.<\/p>\n\n\n\n<p>\u9ad8\u54c1\u8cea\u306a\u88fd\u54c1\u3092\u624b\u9803\u306a\u4fa1\u683c\u3067\u3054\u63d0\u4f9b\u3059\u308b\u3053\u3068\u3067\u3001\u304a\u5ba2\u69d8\u306e\u30d3\u30b8\u30cd\u30b9\u304c\u7af6\u5408\u4ed6\u793e\u306b\u5dee\u3092\u3064\u3051\u308b\u304a\u624b\u4f1d\u3044\u3092\u3044\u305f\u3057\u307e\u3059\u3002\u30ca\u30a4\u30d5\u30b7\u30e7\u30c3\u30d7\u3092\u7d4c\u55b6\u3055\u308c\u3066\u3044\u308b\u65b9\u3067\u3082\u3001\u30aa\u30f3\u30e9\u30a4\u30f3\u3067\u30ca\u30a4\u30d5\u3092\u8ca9\u58f2\u3055\u308c\u3066\u3044\u308b\u65b9\u3067\u3082\u3001LeeKnives\u306f\u304a\u5ba2\u69d8\u306e\u3042\u3089\u3086\u308b\u88fd\u54c1\u30cb\u30fc\u30ba\u306b\u304a\u5fdc\u3048\u3057\u307e\u3059\u3002 <a href=\"https:\/\/leeknives.com\/ja\/%e8%a6%8b%e7%a9%8d%e3%82%82%e3%82%8a%e3%82%92%e4%be%9d%e9%a0%bc%e3%81%99%e3%82%8b\/\">\u898b\u7a4d\u3082\u308a\u3092\u4f9d\u983c\u3059\u308b<\/a> \u59cb\u3081\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u3088\u304f\u3042\u308b\u8cea\u554f<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">Is N690 steel hard to sharpen?<\/h3>\n\n\n\n<p>No. At 58\u201360 HRC, N690 is wear-resistant, but its cobalt content strengthens the matrix rather than forming excessive hard carbides. This means it sharpens more easily than steels like D2 or M390. <\/p>\n\n\n\n<p>A standard whetstone is usually sufficient to restore a razor edge, making it a practical choice for users who want good edge retention without difficult maintenance.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Is N690 steel good for saltwater?<\/h3>\n\n\n\n<p>N690 offers excellent corrosion resistance thanks to its 17.3% chromium and 1.1% molybdenum content, so it handles humid and rainy environments very well. <\/p>\n\n\n\n<p>However, it is <strong>not a marine-grade steel<\/strong>. For occasional saltwater exposure, it performs reliably if rinsed and dried promptly after use. For frequent or prolonged marine use, dedicated steels like H-1 or LC200N are better choices.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">What is the best steel for kitchen knives?<\/h3>\n\n\n\n<p>There is no single \u201cbest\u201d steel\u2014it depends on the user. VG-10 is famous for taking an extremely fine edge, which is why it dominates Japanese kitchen knives. <\/p>\n\n\n\n<p>N690 is an excellent alternative: it offers comparable edge retention to VG-10 but with <strong>better toughness<\/strong> (less prone to chipping on hard foods), <strong>\u512a\u308c\u305f\u8010\u8150\u98df\u6027<\/strong>\u3001 \u305d\u3057\u3066 <strong>easier sharpening<\/strong>. <\/p>\n\n\n\n<p>For home cooks or outdoor chefs who want low-maintenance reliability, N690 is often the more practical choice.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">What knife steel is easiest to sharpen?<\/h3>\n\n\n\n<p>Among quality stainless steels, softer or lower-carbide steels like 14C28N and 440C are generally the easiest to sharpen. <\/p>\n\n\n\n<p>N690 sits in the <strong>middle ground<\/strong>: it is significantly easier to sharpen than powder-metallurgy super steels like M390 or MagnaCut, but requires slightly more effort than 440C due to its cobalt-enhanced wear resistance. <\/p>\n\n\n\n<p>For users seeking a balance between edge retention and sharpening ease, N690 is an ideal compromise that does not require diamond abrasives for routine maintenance.<\/p>","protected":false},"excerpt":{"rendered":"<p>N690 steel is manufactured by the Austrian steelmaker Bohler Uddeholm, the same stainless steel company behind M390. The chemical makeup of N690 is similar to 440C and VG-10. As you can expect, people often refer to it as an alternative to these steels. N690 steel isn&#8217;t as popular as 440C in pocket knives and VG-10 &#8230; <a title=\"N690\u30b9\u30c6\u30f3\u30ec\u30b9\u92fc\u306e\u8a73\u7d30\u306a\u5185\u8a33\" class=\"read-more\" href=\"https:\/\/leeknives.com\/ja\/n690-steel\/\" aria-label=\"N690\u30b9\u30c6\u30f3\u30ec\u30b9\u92fc\u306e\u8a73\u3057\u3044\u5185\u8a33\u306b\u3064\u3044\u3066 \u3055\u3089\u306b\u8aad\u3080\">\u7d9a\u304d\u3092\u8aad\u3080<\/a><\/p>","protected":false},"author":4,"featured_media":9448,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"inline_featured_image":false,"footnotes":""},"categories":[8],"tags":[],"class_list":["post-9442","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-knife-steel","generate-columns","tablet-grid-50","mobile-grid-100","grid-parent","grid-33"],"_links":{"self":[{"href":"https:\/\/leeknives.com\/ja\/wp-json\/wp\/v2\/posts\/9442","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/leeknives.com\/ja\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/leeknives.com\/ja\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/leeknives.com\/ja\/wp-json\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/leeknives.com\/ja\/wp-json\/wp\/v2\/comments?post=9442"}],"version-history":[{"count":0,"href":"https:\/\/leeknives.com\/ja\/wp-json\/wp\/v2\/posts\/9442\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/leeknives.com\/ja\/wp-json\/wp\/v2\/media\/9448"}],"wp:attachment":[{"href":"https:\/\/leeknives.com\/ja\/wp-json\/wp\/v2\/media?parent=9442"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/leeknives.com\/ja\/wp-json\/wp\/v2\/categories?post=9442"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/leeknives.com\/ja\/wp-json\/wp\/v2\/tags?post=9442"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}