Home / Standards / GB/T 18685-2002 GB/T 18685-2002 Abolished The bar diameters for rolling general purpose metric screw threads 搓、滚制普通螺纹前的毛坯直径 Standard Type GBT ICS 21.040.01 CCS J04 Status 废止 Issue Date 2002-03-10 Implementation 2002-08-01 Responsible Dept 国家标准委 Drafting Unit N/A