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冷卷弹簧和热卷弹簧区别
更新时间： 2020-08-19 00:00:00  

1、退火的时间不同，在生产加工过程中，热卷弹簧先卷然后退火，而冷卷弹簧是先退火再卷。

2、冷卷弹簧制作步骤依次是卷制、去应力退火、两端面磨削、校整、去应力退火、立定或强压处理、检验、表面防腐处理；热卷弹簧制作步骤依次是落料、端头加工、加热、卷簧、淬火、回火、磨端面、压缩、负荷测试、喷丸、涂装。

关键词： 弹簧 区别

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