Pipe manufacturing process you must know

Steel pipe's quality would be determined by material as well as manufacturing process. No matter ERW steel pipe or other types, there are some basic production process you must know for your preparation of high quality steel pipe choosing.

First of all, submerged-arc-welded pipe, generally speaking, needs two weld passes at least. One is for inside and another for outside during the usage.

What's more, except the special specified demand during the purchase, the manufacturer will have the option of making the steel pipe non-expanded or cold-expanded.

Talking about heat-treated steel pipe, we shall make it identified.

For more pipe's manufacturing process, you can have a view in the website.