Home / Standards / GB/T 46838-2025 GB/T 46838-2025 Upcoming Plastics—Determination of fracture toughness(GIC and KIC) at moderately high loading rates(1m/s) 塑料 高加载速率(1m/s)下断裂韧性(GIC和KIC)的测定 Standard Type GBT ICS 83.080.01 CCS G31 Status 即将实施 Issue Date 2025-12-02 Implementation 2026-07-01 Responsible Dept 中国石油和化学工业联合会 Drafting Unit N/A