Home / Standards / GB/T 16253-2019 GB/T 16253-2019 Active Steel castings for pressure purposes 承压钢铸件 Standard Type GBT ICS 77.140.80 CCS J31 Status 现行 Issue Date 2019-08-30 Implementation 2020-03-01 Responsible Dept 国家标准委 Drafting Unit 国家标准委