9143| 17
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[热处理] 42CrMo调制后中频,硬度不够。 |
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发表于 2012-9-14 12:11
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发表于 2012-9-25 19:00
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点评
也可能是中频淬火和回火的参数控制不好 出现的吧
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发表于 2012-9-29 08:48
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发表于 2012-10-9 14:44
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