Executive standard of the national standard for square and rectangular pipes: GB/T3094-2000, also known as square and rectangular cold formed hollow sections, is abbreviated as square and rectangular pipes, with codes F and J, respectively.

Product specifications:
Specification table for thick walled rectangular pipes（mm)

Product specifications:
Specification table for thick walled rectangular pipes（mm)

Product specifications:
Specification table for thick walled rectangular pipes（mm)

Aluminum pipe is a type of nonferrous metal pipe with a gray appearance, corrosion resistance, and light weight. Refers to a metal tubular material that is extruded from pure aluminum or aluminum alloy and is hollow along its longitudinal length. It can h

Product specifications:
specifications: 6-12*1.5-2.5

Stainless steel pipe is a hollow steel pipe that is not easy to rust. The executive standard is: GB/T14976-2012 Stainless steel pipe combines performance, appearance, and usage characteristics, so stainless steel pipe will still be one of the best buildin