General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
Latest
GB/T 4459.1-1995
Replace
GB/T 4459.1-1984
Scope
This standard specifies the representation of threads and threaded fasteners. This standard applies to mechanical industry product drawings and related technical documents. Other drawings and technical documents can also be used by reference.
GB/T 4459.1-1995 history
1995GB/T 4459.1-1995 Mechanical drawings. Representation of screw threads and threaded parts