Galvanized Steel Pipe:1. Pre-painted (zinc: 60-120G/M2)2. Hot-dipped galvanized (zinc: 120-500G/M2)3. Cold-dipped galvanized(zinc:10-50G/M2)Steel grade: Q195, Q215, Q235, Q345, S235JR, S275JR, STK400, STK500Standard: GB/T 3091, BS1387, EN39, EN1139, ASTM... More
Tianjin Nolite Steel Group
Main Products: steel pipes, erw steel pipes, ssaw steel pipes, seamless steel pipes... More