Corrosion-resistant seamless steel pipes can be categorized by their applications, including pipeline steel pipes, thermal equipment steel pipes, machinery industry steel pipes, oil and geological drilling steel pipes, container steel pipes, chemical industry steel pipes, and steel pipes for special uses.

Process operation

Improper heating can cause internal folding, external folding, internal wall cracking, delamination, and uneven wall thickness.

Machining of dies and molds, material selection, adjustment, and usage can lead to issues such as internal and external folds, uneven wall thickness, internal and external threads, and dents.