GB/T 8320-2017
AbolishedCopper-tungsten and silver-tungsten electrical contacts
铜钨及银钨电触头
Application Summary AI generated
This standard specifies the technical requirements, test methods, inspection rules, and marking/packaging for copper-tungsten and silver-tungsten electrical contacts. It is applied in the manufacturing and quality control of electrical contacts used in high-voltage circuit breakers, switchgear, and heavy-duty relays, particularly where resistance to arc erosion and welding is critical. The standard ensures consistent performance in power distribution systems and industrial electrical equipment.
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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.