YB/T 039-2016 in English

This standard specifies the technical requirements, testing methods, inspection rules, marking, packaging, transportation, and storage for hot-rolled structural steels used in wheel retaining rings and locking rings. It covers aspects such as chemical composition, mechanical properties, dimensional tolerances, and surface quality. The standard applies to the production, quality control, and acceptance of hot-rolled structural steels used in the specified applications. It provides guidelines for ensuring the performance and reliability of these materials in industrial use. The content includes detailed specifications for various grades of steel, as well as requirements for the production process and quality assurance. This document serves as a reference for manufacturers, suppliers, and users involved in the production and application of the specified hot-rolled structural steels.