Home / Standards / GB/T 3074.2-2024 GB/T 3074.2-2024 Active The test method for elastic modulus of carbon materials 炭素材料弹性模量测定方法 Standard Type GBT ICS 29.050 CCS Q50 Status 现行 Issue Date 2024-09-29 Implementation 2025-04-01 Responsible Dept 中国钢铁工业协会 Drafting Unit N/A