国外标准列表
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[国外标准] ASTM A450-07 Standard Specification for General Requirements for Carbon, FerriticAlloy, andAusteniti
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[国外标准] ASTM A449-04b Specification for Hex Cap Screws, Bolts, and Studs, Steel, Heat Treated, 120-105-90 ks
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[国外标准] ASTM A447/A447M-93(2003) Standard Specification for Steel Castings, Chromium-Nickel-Iron Alloy (25-1
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[国外标准] ASTM A437/A437M-04 Standard Specification for Alloy-Steel Turbine-Type Bolting Material Specially He
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[国外标准] ASTM A435/A435M-90(2001) Standard Specification for Straight-Beam Ultrasonic Examination of Steel Pl