Home / Standards / GB/T 39693.4-2025 GB/T 39693.4-2025 Active Rubber, vulcanized or thermoplastic—Determination of hardness—Part 4: Indentation hardness by durometer method (Shore hardness) 硫化橡胶或热塑性橡胶 硬度的测定 第4部分:用邵氏硬度计法(邵尔硬度)测定压入硬度 Standard Type GBT ICS 83.060 CCS G40 Status 现行 Issue Date 2025-08-29 Implementation 2026-03-01 Responsible Dept 中国石油和化学工业联合会 Drafting Unit N/A