ASTM资源列表
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[国外标准] ASTM A348/A348M-05 Standard Test Method for Alternating Current Magnetic Properties of Materials Usi
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[国外标准] ASTM A345-04 Standard Specification for Flat-Rolled Electrical Steels for Magnetic Applications
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[国外标准] ASTM A343/A343M-03 Standard Test Method for Alternating-Current Magnetic Properties of Materials at
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[国外标准] ASTM A341/A341M-00(2005) Standard Test Method for Direct Current Magnetic Properties of Materials Us
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[国外标准] ASTM A338-84(2004) Standard Specification for Malleable Iron Flanges, Pipe Fittings, and Valve Parts