sigh007 发表于 2012-3-3 17:55:48

MIL-Z-63472

                   MIL-Z-63472, MILITARY SPECIFICATION: ZINC-ALUMINUM SUPERPLASTIC ALLOYS FOR THERMO FORMING, DEEP DRAWING AND STRETCH FORMING (26 SEP 1980) ., This specification covers sheet, plate and strip stock Zn-Al superplastic alloys suitable for the production of parts by thermoforming, deep drawing, stretch forming, compression molding and other similar processes.         
         
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