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[求助] 40Cr 锻件调质开裂原因求助 |
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发表于 2008-8-25 20:33:21
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发表于 2008-8-25 21:04:17
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发表于 2008-8-26 11:54:59
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发表于 2008-8-26 12:47:37
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发表于 2008-8-26 20:31:17
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发表于 2008-8-28 21:39:06
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发表于 2008-8-29 13:21:46
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发表于 2008-8-29 14:21:24
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肯定在水冷时间太长了,
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发表于 2008-8-29 15:30:35
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