T/CSCS-TC02-03-2018 Square and rectangular pipes used in architectural structures
T/CSCS-TC02-03-2018 Square and rectangular pipes used in architectural structures
Basic Information
Scope
Main technical content: This standard specifies the ordering content, classification and code, dimensions, appearance, weight and allowable deviations, technical requirements, test methods, inspection rules, packaging, marking, and quality certificates of square and rectangular steel tubes used in building structures. This standard applies to cold-bent and welded square and rectangular steel tubes used in building structures (hereinafter referred to as square and rectangular tubes). It does not apply to square and rectangular tubes produced by methods such as drawing, stamping, and bending. The square and rectangular tubes specified in this standard are mainly made by high-frequency resistance welding, but other welding methods can also be used.