Home / Standards / GB/T 3098.22 GB/T 3098.22 Active Fasteners — Mechanical properties of bolts, screws and studs made of fine-grain non-quenched and tempered steel 紧固件机械性能 细晶非调质钢螺栓、螺钉和螺柱 Standard Type GBT ICS 21.060.10 CCS J13 Status 现行 Issue Date 2023-11-02 Implementation 2010-03-01 Responsible Dept N/A Drafting Unit N/A