Categorically divided by shape, there are round tubes and shaped tubes. Shaped tubes, in addition to square and rectangular tubes, include elliptical tubes, semicircular tubes, triangular tubes, hexagonal tubes, plum blossom-shaped tubes, and more.

Carbon steel structure pipe, low-alloy structure pipe, and other materials.Carbon structural pipeAlloy structural tubes, stainless steel pipes, etc.

Boiler tubes, geological tubes, and oil tubes, categorized by application.Specs and appearance quality