1.LSAW steel pipes:Specification: 351 mm---1220 mm.
Wall thickness:7---40mm,
The length:6-12.8m.
Material quality: Q235,Q345.20#.Q420.X42-70
2.Specification:250*250~500*500mm,rectangular tube specifications
is up to 600 mm,
Wall thickness: 8.0 ~20.0mm,
Material quality: Q235,Q345.20#.L245.
The standards: GB/T6725-2002, GB/T6728-2002 .
Tianjin Liye Territory of Cold-formed Steel Co.Ltd