General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
最新版
GB/T 30070-2013
範囲
This standard specifies the classification, code, size, shape, weight, technical requirements, test methods, inspection rules, packaging, marks and quality certificates of alloy steel seamless steel pipes for seawater transportation. This standard applies to alloy steel seamless steel pipes for seawater transportation.