Home / Standards / GB/T 2102-2022 GB/T 2102-2022 Active Acceptance, packaging, marking and quality certification for steel tubular products 钢管的验收、包装、标志和质量证明书 Standard Type GBT ICS 77.140.75 CCS H48 Status 现行 Issue Date 2022-10-14 Implementation 2023-05-01 Responsible Dept 中国钢铁工业协会 Drafting Unit N/A