... 6.0mm 3.Straight,Coil,Spool 4.AWS A5.16,ASTM B863,B348 5.SGS test titanium welding wire1. Grade:ERTI ... -1,ERTI-2,ERTI-3,ERTI-4,ERTI-5,ERTI-6 ... -23 ect. Gr.1,Gr.2,Gr.3,Gr.4 ,Gr.5,Ti-6AL4V ELI,Gr.7,Gr.9, ... the center of physical and chemical test,Northwest institute of no-ferrous metal research test. -----Chemical composition,Mechanical properties are ...