Home / Standards / GB/T 15756-1995 GB/T 15756-1995 Abolished Limits of size for general purpose screw threads 普通螺纹 极限尺寸 Standard Type GBT ICS 21.040 CCS J04 Status 废止 Issue Date 1995-11-23 Implementation 1996-07-01 Responsible Dept 国家标准委 Drafting Unit N/A