Home / Standards / GB/T 1431-2019 GB/T 1431-2019 Active The test method for compressive strength of carbon materials 炭素材料耐压强度测定方法 Standard Type GBT ICS 29.050 CCS Q50 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