Material:Q345A,Q345B,20#,45#,Q235 ,SS400
Spécial Pipe:Square and rectangular tube
Outer Diameter:15x15mm—1000x1000mm
Length:5.8m-12m
Thickness:0.6 - 50 mm
Section Shape:Square
Secondary Or Not:Non-secondary
Application:Structure Pipe
Certification:CE
Surface Treatment:
black, oil, Black Oil Surface Or Other Anti-corrosive Treatment
1) - Black,Pre-galvanized
2) - oiled,powder coating
3) - Galvanized as your requirement
PS:Pre galvanized Steel pipe: 60-150g/m2;Hot dipped galvanized Steel pipe: 200-400g/m2