B7 Studs
A193 B7 Stud-A193 B7 Stud Manufacturers we are manufacturer for threaded rod/bar and product a complete range of specifications in plain; zinc; H.D.G; balck, also ASTM A-193-B7 stud Gread: G4.8, G8.8, the standard of our products is DIN, ANSI, GB and BSW, UNF,UNC