Thursday, August 4, 2022

What is cold drawn steel?

 Cold drawn steel is fundamentally the hot rolled steel drawn passing through dies to achieve the final shape. The dies apply pressure with the help of some press machines, and after passing this steel through these dies several times, the steel will have the desired dimensions. This process is known as cold drawn, due to the fact that it occurs at room temperature (below...

Wednesday, August 3, 2022

Classification of ERW Straight Seam Welded Steel Pipe

 ERW straight seam welded steel pipe (ERW Pipe), also known as "resistance welded straight seam welded pipe", ERW straight seam welded pipe is mainly pided into ERW AC welded steel pipe and ERW DC welded steel pipe two forms. ERW straight seam welded pipe is pided into low frequency welding, intermediate frequency welding, super intermediate frequency welding and high...