... 3,1*7,1*19Steel material82B,77B High Carbon Steel Wire Rod SWRH 82B,77BStandardASTM A421-98, BS 5896-1980, ... .Production process1.Material inspection 2.Acid-washing inspection 3.Wire drawing inspection 4.Left lay,Circular cylinder,Package inspectionUsageFor ... Of Jingjin Road And Longzhou Road, Beichen Dist. , Tianjin, China (Mainland) Telephone: 022-26346398 Fax: 022-26346078 Website: http://www.tjzylc ...