Home / Standards / GB/T 17395-2024 GB/T 17395-2024 Active Dimensions, shapes, masses and tolerances of steel tubes 钢管尺寸、外形、重量及允许偏差 Standard Type GBT ICS 77.140.75 CCS H 48 Status 现行 Issue Date 2024-09-29 Implementation 2025-04-01 Responsible Dept 中国钢铁工业协会 Drafting Unit N/A