China 'GB/T 3098.13-1996
' standard english version:
NATIONAL STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
GB/T 3098.13-1996
Mechanical properties of fasteners--Torsional test and minimum torques for bolts and screws with nominal diameters from 1mm to 10mm 紧固件机械性能 螺栓与螺钉的扭矩试验和破坏扭矩公称直径1~10mm
Issued Date:1996-12-18
Implemented Date:1997-07-01
Issued by:
The Standardization Administration of the People's Republic of China