GB/T 70.2-2025 in English

This standard specifies the technical requirements for a specific type of hexagonal socket screw, focusing on the design and performance characteristics of a particular variant. It outlines the dimensions, tolerances, and material specifications necessary for the production and quality control of this screw type. The document also includes details on testing methods and marking requirements to ensure consistency and reliability in manufacturing. Additionally, it provides guidance on the application and usage conditions to facilitate proper installation and performance in various environments. The standard is structured to support both producers and users in maintaining uniformity and safety in the use of this fastening component.