This document specifies the grade expression method, ordering content, size, shape, weight, technical requirements, test methods, inspection rules, packaging, marking and quality certificates of wide and thick steel plates for hydrogen transmission pipelines. This document applies to wide and thick steel plates (hereinafter referred to as steel plates) for hydrogen transmission pipelines.
T/SSEA 0222-2022 history
2022T/SSEA 0222-2022 Wide and thick steel plates for hydrogen pipelines