Home / Standards / GB/T 6031-2017 GB/T 6031-2017 Abolished Rubber, vulcanized or thermoplastic—Determination of hardness (hardness between 10 IRHD and 100 IRHD) 硫化橡胶或热塑性橡胶 硬度的测定(10IRHD~100IRHD) Standard Type GBT ICS 83.060 CCS G40 Status 废止 Issue Date 2017-07-12 Implementation 2017-11-01 Responsible Dept 中国石油和化学工业联合会 Drafting Unit N/A