Home / Standards / GB/T 12160-2019 GB/T 12160-2019 Active Metallic materials-Calibration of extensometers systems used in uniaxial testing 金属材料 单轴试验用引伸计系统的标定 Standard Type GBT ICS 19.060;77.040.10 CCS N74 Status 现行 Issue Date 2019-10-18 Implementation 2020-05-01 Responsible Dept 中国机械工业联合会 Drafting Unit N/A