Unverified85% confidenceFactTime unknown
含钼钒不锈钢（如4Cr13/5Cr15MoV）比普通不锈钢耐锈且硬度更均衡，其中5Cr15MoV含碳量约0.5%兼顾锋利与防锈，是家用刀具主流优选材质
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Unverified刀刃选用高碳不锈钢（如3Cr13、4Cr14）洛氏硬度HRC≥52，比普通430不锈钢耐磨且不易崩刃；钼钒钢（含钼、钒元素）硬度可达HRC56以上，长期保持锋利但价格更高86% similarUnverified刀刃材质选碳钢（如日本关钢、420不锈钢以上）比普通不锈钢保持锋利时间更长，碳钢硬度可达HRC55-58，切口平整不撕裂指甲78% similarUnverified太空铝（铝合金氧化处理）不生锈但硬度低，承重能力弱于不锈钢，同规格下太空铝架承重约为304不锈钢的60-70%，重锅具场景优先不锈钢78% similarUnverified304不锈钢比铝合金重、比锌合金耐腐蚀；选此材质是在重量与防锈之间取中间路线，极致轻量化应选铝合金，极端耐腐蚀应选316不锈钢。77% similarUnverified骨架选30mm以上加粗铝合金优于钢管：铝合金抗锈且轻15%-30%，适合频繁自驾搬运；钢管强度更高但重、易生锈，适合固定摆摊长期不移动场景77% similar
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