Home / Standards / GB/T 41940-2022 GB/T 41940-2022 Active Rubber—Determination of viscosity and stress relaxation using a rotorless sealed shear rheometer 橡胶 用无转子密闭剪切流变仪测定黏度和应力松弛 Standard Type GBT ICS 83.060 CCS G40 Status 现行 Issue Date 2022-12-30 Implementation 2023-04-01 Responsible Dept 中国石油和化学工业联合会 Drafting Unit N/A