This time would like to share our Galvanizing coating steel pipes with you.
Any interest, welcome to contact!

Standard & Steel Grade:
GB/T 3019 Q195/Q215/Q235/Q345
BS1387, EN39, EN1139, ASTM A53
JIS G3444 S235J/S275JR/STK400/STK500

Coating Type: 
1. Pre-galvanized (zinc: 60~120g/m2)
2. Hot-dipped Galvanized (zinc: 120~500g/m2)
3. Cold-dipped Galvanized (zinc: 10-50~g/m2)