Specifications

we can produce square steel pipe with Q235B,Q345B,20#,STKR400,STKR490,ST37,ST44 and ST52 material

 

Our company is HeBei XinZhongLian Special Steel Tube CO.,LTD.

We are specialized in making square steel pipe.

Usually we use Q235, Q345, 20#, ST37, ST44, ST52, ASTM A53, ASTM A106 material to produce the square&rectangular steel tube.

We can carry out the GB/T3094-2000,GB/T6728-2002,ASTM A500,JISG3466 and so on .

The products use are construction structure, machinery, container, hall structure, airport structure, shipbuilding, automotive parts,solar Mount Panel Rails, Sun Seeker and so on.

Our products advantages are seamless , high accuracy and thick wallthickness .

If you are interested in our products.Please contact  me!