Unverified50% confidenceTradeoffTime unknown

高碳钢(如1095、SK5)保持刃口锋利久、易磨且韧性好抗崩，但易生锈需常保养上油；不锈钢(如440C、D2、14C28N)防锈免维护但相对更脆。潮湿海岛/热带选不锈钢，干燥内陆或愿意保养选高碳钢

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Unverified1095高碳钢锋利易磨、野外实用性强，但防锈性差，潮湿或沿海环境需频繁擦油维护，否则容易生锈。84% 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80% similar

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