Home / Standards / GB/T 31334.7-2025 GB/T 31334.7-2025 Active Test methods for dipped canvas—Part 7 : Adhension properties after dynamic fatigue 浸胶帆布试验方法 第7部分:动态疲劳粘合性能 Standard Type GBT ICS 83.140.99 CCS G47 Status 现行 Issue Date 2025-08-01 Implementation 2026-02-01 Responsible Dept 中国石油和化学工业联合会 Drafting Unit N/A