Home / Standards / GB/T 3098.5 GB/T 3098.5 Active Mechanical properties of fasteners—Part 5: Tapping screws 紧固件机械性能 第5部分：自攻螺钉 Standard Type GBT ICS 21.060.10 CCS J 13 Status 现行 Issue Date 2025-10-31 Implementation 2026-02-01 Responsible Dept 中国机械工业联合会 Drafting Unit 中国机械工业联合会