GB/T 4393-2008
ActiveOpen end wrenches, box wrenches and combination wrenches - Technical specifications
呆扳手、梅花扳手、两用扳手 技术规范
Application Summary AI generated
GB/T 4393-2008 specifies the technical requirements, dimensions, hardness, and torque performance for open end, box, and combination wrenches. It is applied in the manufacturing and quality inspection of hand tools used for tightening or loosening fasteners in mechanical assembly, automotive repair, and general industrial maintenance. This standard ensures interchangeability and reliability of wrenches produced for both domestic and export markets.
Related Standards
GB/T 4440-2008
Adjustable wrenches
GB/T 6374-2004
Shanks for rock drilling machines and pneumatic tools and fitting dimensions of chuck bushings
GB/T 19636-2005
Saw tables for use as saw benches Tables for hand-held circular saws with a maximum saw-blade diameter of 315mm Safety requirements
GB/T 4706.79-2005
Safety of household and similar electrical appliances Part 2:Particular requirements for hand-held mains-operated garden blowers,vacuums and blower vacuums
GB/T 4706.78-2005
Safety of household and similar electrical appliances Part2:Particular requirements for pedestrian controlled mains-operated lawnmowers
GB/T 13960.13-2005
Safety of transportable motor-operated electric tool-Part2:Particular requirements for combined mitre-bench saws
GB/T 5806-2003
Files--General technical requirements
GB/T 10635-2003
Screwdrivers--General technical requirements
Transparency note: The application summary and key sentences on this page were automatically generated by AI from the standard's original text. This content has not been human-verified and should not be used for compliance or regulatory purposes. Always refer to the official standard document from the issuing authority.