... F674) Material: Gr1, Gr2, Gr3, Gr5, Gr7, Gr9, Gr125) Size: O. D: 0.1-6.0mm Length: 100-3500mm or even ... onSee other detailed information in table:adminstrate standardASTM B863 , AWS 5.16, ASTM F67,ASTM F136, ASTM F1295material gradeGr1,Gr2,Gr5 ... straight )Surface of the wirea. Bright surface(silvery white)b. Acid cleaned surface(gray)c. Black rust surface usea. Welding wireb ...