Acceptance standard of straight seam steel pipe

Rust and anticorrosion of seamless steel pipe.

Analysis of anti-corrosion test report of spiral welded pipe.

2PE/3PE anti-corrosive steel pipe process.

Advantages and disadvantages of hot rolled and cold rolled seamless pipes.

Cold rolling refers to the processing of steel plates or steel strips into various types of steel through cold drawing, cold bending, and cold drawing at room temperature.