General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
Latest
GB/T 3098.12-1996
Scope
This standard specifies the performance of nuts under conical proof load test conditions. This standard applies to nuts with a thread diameter of 5-39mm, product grades A and B, and performance grades 8-12, and require a conical proof load test.
GB/T 3098.12-1996 history
1996GB/T 3098.12-1996 Mechanical properties of fasteners--Cone proof load test on nuts