| Brand Name | leadingfly |
| Place of Origin | China |
| Model Number |
product name: square and rectangular steel pipe
Specification:
1.size:15*15-1000*1000
Rectangular pipes:
3.Standard: DIN ,EN10210,ASTM A500,GB/T6728-2002
4.Materials:Q195,Q215,Q235,Q345B,20#,St37,St52
5.Usage: widely used in Steel Structure, Bridge, Bus, Ship Making etc.
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