Home / Standards / GB/T 4232-2019 GB/T 4232-2019 Active Stainless steel wire for cold heading and cold forging 冷顶锻用不锈钢丝 Standard Type GBT ICS 77.140.65 CCS H49 Status 现行 Issue Date 2019-06-04 Implementation 2020-05-01 Responsible Dept 中国钢铁工业协会 Drafting Unit N/A