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弹弓440c不淬火能玩吗

弹弓440c不淬火能玩吗

2025-03-16 09:40:42

推荐回答（2个）

回答1：

淬火可能断，虽说淬火可以增加硬度含碳量但也会变脆，失去金属原有的韧性。（ps：440c做弹弓淬不淬火死活都断不了放心就行）

回答2：

440A淬火硬化性能优良、硬度高，较440B钢和40C钢有高的韧性。440B用于刃具、量具和轴承.较440A钢硬度高，较440C钢韧性高。用于刃具、阀门,440C具有所有不锈钢、耐热钢中最高的硬度。用于喷嘴、轴承.440F:是提高440C钢的易切性能的钢种。用于自动车床

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