Product name Black Steel Square Tubing
Out diameter 20*20~400x400mm
Wall Thickness 0.8-10mm
Material Q195, Q215, Q235, Q235B, Q345
Quality grade First grade
Tolerence of OD ± 0.3mm
Specification Square/ hollow section
Length 4m-12m
MOQ 25 Tons
Deliver Time 20-45 days after receive your deposits.
Package Our products can be packed in bulk, or PVC bag; We also can package as customers requirements.
Payment terms T/T, L/C
Usage Structure pipe in constructions, Bridge, highway, windows of model steel door building materials, fence, heating facilities etc.
Other special design available according to your requirement.
