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什么叫做ASTM A312标准?

ASTM A312/A312M-2017(现行版本)Standard Specification for Seamless, Welded, and Heavily Cold Worked Austenitic Stainless Steel Pipes(冷加工奥氏体不锈钢焊接管和无缝管规格),美国材料与试验协会标准。

匿名回答于2024-05-13 13:40:27


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