Material
St52，20# (A106GrB)，35#，45#，X42, X60, X80, Q235，Q295，Q345 ects. We can according to the guest needs to made equivalent material.

Standard
ASTM, JIS, DIN, EN, BS, ISO,GB, API

Size
OD:  6mm-1200mm
WT:  1-120mm  At random length

Procedure
Hot-Rolled or hot expanding and Cold-Drawn
We also can offer the non-standard size products for the clients.

Application
Structural & transport, widely applies to the running water project, the petrified industry, the chemical industry, the electric power industry, the agricultural irrigation