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发表于 2006-8-10 19:14:24
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来自： 中国广东珠海
Designation: A 217/A 217M – 02+ ~$ n, ]& E% j: C
3 T: {4 D: S* i& p/ P" fStandard Specification for Steel Castings, Martensitic Stainless and Alloy, for Pressure Containing Parts, Suitable for High-Temperature Service |
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