Home / Standards / GB/T 13296-2023 GB/T 13296-2023 Active Seamless stainless steel tubes for boiler and heat exchanger 锅炉、热交换器用不锈钢无缝钢管 Standard Type GBT ICS 77.140.75 CCS H48 Status 现行 Issue Date 2023-11-27 Implementation 2024-06-01 Responsible Dept 中国钢铁工业协会 Drafting Unit N/A