GB/T 8320-2025 in English

This standard outlines the specifications for copper tungsten and silver tungsten electrical contacts, focusing on their composition, manufacturing processes, and performance requirements. It provides detailed guidelines for material selection, dimensional tolerances, and testing procedures to ensure consistency and reliability in the production of these components. The standard also includes information on marking and packaging to facilitate proper identification and handling during storage and transportation. Additionally, it addresses the environmental conditions under which these contacts should be operated to maintain their functional integrity. The content is structured to support both manufacturers and users in adhering to uniform technical criteria.