Home / Standards / GB/T 17396-2022 GB/T 17396-2022 Active Seamless hot-rolled steel tubes for hydraulic pillar service 液压支柱用热轧无缝钢管 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