This document specifies the classification and code number of square and rectangular welded steel pipes for photovoltaic brackets, ordering content, size, shape, weight, technical requirements, test methods, inspection rules, packaging, marking and quality certificates. This document is applicable to square and rectangular tubes formed by continuous cold bending and welding for photovoltaic brackets (hereinafter referred to as square and rectangular tubes). It is not applicable to square and rectangular tubes produced by drawing, stamping, bending, etc.
T/SSEA 0110-2021 history
2021T/SSEA 0110-2021 Square and rectangular welded steel pipes for photovoltaic support