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发表于 2011-10-22 03:24:16
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来自 美国
ftxrhk0107 发表于 2011-8-11 12:57 , y4 s. X: r3 t8 J/ j n5 L
回复 14# xinlei 7 {6 R* i6 \7 y9 o1 q, ^ m
回复 13# wufa : F; i, W% R0 f- y
回复 12# tjsdwt
& Y5 G2 \0 t' l& e) d6 l+ _- \% E% H- CIS this a casting component or a forging component?
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- M- {/ o" c3 g J* L4 j+ \0 G qfretting fatigue is associated with a subsurface damage.
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8 ?* y& J4 @$ [3 [: v* Git would be interesting to see a metallurgical image of it |
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