6135| 8
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[求助] 20Cr淬火后心部出现非马氏体 |
发表于 2007-12-4 00:15:24
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发表于 2007-12-4 09:36:02
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20GR淬不透
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发表于 2007-12-4 17:46:56
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发表于 2007-12-5 21:20:29
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发表于 2007-12-14 19:21:32
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发表于 2007-12-17 16:29:00
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发表于 2009-10-16 08:41:16
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