铝合金3a21-H112,H112是什么意思?
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发布时间:2022-04-20 09:27
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时间:2023-07-16 19:47
H112是指加工过程中/加工后不对加工硬化/热处理做特殊控制的状态,即直接加工后的状态。
H112:Applies to procts which acquire some temper from shaping process not having spacial control over strain-hardening or thermal treatment, but for which there are mechanical property limits.