... washing, electro zinc coating, water washing, passivate bright treatment, drying and other procedures.2. Hot dipped galvanized iron wireMaterial: Q195, ... spring,fishery,every kind of protective guard and so on.We use high quality carbon structural steel wire rod 45#, 50 ... acid washing, water washing, hot dipped zinc coating, drying and other procedures, our product can achieve in ASTM641 standard. ...