The main content of the standard
The GB/T 11-2013 standard mainly includes the following contents:
Technical requirements: The dimensions, tolerances, mechanical properties, etc. of the bolts are specified.
Inspection methods: including visual inspection, dimensional measurement, performance testing, etc.
Marking and packaging: specifies the marking method and packaging requirements for bolts.
Scope of application
This standard is applicable to countersunk mortise and tenon bolts with thread specifications ranging from M6 to M12 and grade C, and is suitable for connecting and fixing various mechanical equipment.
By following this standard, the quality and performance of the grinding machine's countersunk tenon bolts can be ensured, meeting the requirements for use.