Home / Standards / GB/T 9870.3-2025 GB/T 9870.3-2025 Active Rubber,vulcanized or thermoplastic—Determination of dynamic properties—Part 3:Glass transition temperature(Tg) 硫化橡胶或热塑性橡胶 动态性能的测定 第3部分:玻璃化转变温度(Tg) Standard Type GBT ICS 83.060 CCS G40 Status 现行 Issue Date 2025-10-05 Implementation 2026-05-01 Responsible Dept 中国石油和化学工业联合会 Drafting Unit N/A