GB/T 75-2018 in English

This standard specifies the technical requirements, dimensions, tolerances, and testing methods for a specific type of fastener used in mechanical assembly. It covers aspects such as material properties, surface treatment, and marking requirements to ensure compatibility and performance in various applications. The document provides detailed specifications for the design and manufacture of the product, ensuring consistency and quality across different production batches. It also includes guidelines for inspection and verification procedures to confirm compliance with the defined standards. The information presented is intended to support manufacturers, users, and testing authorities in the proper application and evaluation of the product. Additional details regarding the application scope, classification, and specific performance criteria are included to facilitate accurate implementation and use.