Product name
hollow section black iron 20x20 steel 75x75 tube square pipe price
Welded type
Spriral or Line type
Painted color
Various colors as customized
Regular color
Black and blue
Section shape
Round,square,rectangular,ovel etc.
Steel category
Carbon steel
Production technique
Hot rolled
Welded pipe ends
1,Plain 2,Beveled 3,Thread 4,grooved