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德系不锈钢刀（如1.4116材质）洛氏硬度约56-58HRC，韧性好不易崩口但需勤磨；日系钢（如VG10）硬度60-62HRC，锋利持久但脆，剁骨易崩刃

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Unverified钼钒钢（如4Cr13、5Cr15MoV）刃材硬度HRC53-56，比普通430不锈钢更耐磨保刃，锋利度维持更久，适合频繁剪骨切筋82% similar Unverified粉末钢（如SG2/R2）硬度可达HRC63-64，保持锋利极久且抗锈，是高端日式刀顶级钢材，但极脆且磨制困难，仅适合有经验者精细切割81% similar Unverified户外刀具刃材优先选4Cr13MoV或8Cr14MoV不锈钢，硬度在55-58HRC区间，兼顾耐锈和保刃；纯高碳钢(如440C以上)虽锋利但户外潮湿环境极易生锈需频繁上油维护81% similar

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