Home / Standards / GB/T 18230.2-2000 GB/T 18230.2-2000 Abolished Hexagon bolts forhigh-strength structural bolting with large width across flats(short thread length)--Product grade C--Property classes 8.8 and 10.9 栓接结构用大六角头螺栓 短螺纹长度 C级 8.8和10.9级 Standard Type GBT ICS 21.060.10 CCS J13 Status 废止 Issue Date 2000-10-17 Implementation 2001-05-01 Responsible Dept 中国机械工业联合会 Drafting Unit 中国机械工业联合会