name:titanium bar standard:astm b338 ,astm f136,gb/t3624-9 speeification:Gri1,Gri2,Gri3,Gri4,Gri5,Gri7,Gri11,Gri10,TA1, ... , light weight, high strength, high performance and so forth.StandardASTM B 348-83 ASME AMS4928 ISO GB/T2965-98Applicationwidely used in ...