Steel Bar, Cold Drawn Steel Bar, Carbon Steel Rod manufacturer / supplier in China, offering Cold Drawn/Cold Finshed Steel Bar S45c 1045 Carbon Steel Shaft, PRO500 Ar500 Bulletproof Plate Armor Steel Plate for Armored Vehicles, ASTM A193 Gr. B7 AISI 4140 GB 42CrMo Steel Round Bar and so on.