Hot dipped galvanized square pipe

Hot dipped galvanized square pipe
OD:20mm*20mm~300mm*300mm
Thickness:0.9-12mm
Zn coating mass:240g-400g/m2
Length:6m,12m
Product name
Galvanized square tube
Out diameter
20mm*20mm~300mm*300mm
Wall Thickness
1.2mm-12mm
Zn coating mass
240g-400g/m2
Material
Q195,Q235
Quality grade
First grade
Tolerence of OD
±0.3mm
Length
6m,12m