sigh007 发表于 2012-3-23 11:02:23

MIL-T-81556A


                   MIL-T-81556A, MILITARY SPECIFICATION, TITANIUM AND TITANIUM ALLOYS, EXTRUDED BARS AND SHAPES, AIRCRAFT QUALITY (31 JAN 1983)., This specification covers aircraft quality titanium and titanium alloy extruded metal bar and shape products.         
         
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