GB/T 9765-2009 in English

This standard specifies the technical requirements, dimensions, and testing methods for the threads of tire valve stems. It covers aspects such as material specifications, manufacturing processes, and performance criteria to ensure compatibility and reliability in automotive applications. The document provides detailed information on thread profiles, tolerances, and surface treatments. It also outlines the procedures for inspecting and verifying the conformity of products to the established requirements. The standard is applicable to various types of tire valve stems used in different vehicle systems. It aims to facilitate uniformity in design and manufacturing, promoting safe and efficient operation in the relevant industry sectors. The content includes definitions, technical parameters, and guidelines for quality control throughout the production cycle.