T/CSTM 01235-2025 Vitreel-containing high-strength hot-rolled steel plate and steel strip for automotive structures

Scope

Scope: This document specifies the classification and designations, order content, dimensions, shapes, and allowable deviations, technical requirements, special requirements, test methods, inspection rules, packaging, marking, and quality certificates of high-strength hot-rolled steel plates and steel strips used in automotive structures. This document is applicable to the manufacture of automotive structural parts such as automotive crossmembers, transverse beams, and cabins, using hot-rolled steel strips with a thickness of 1.8 mm to 16.0 mm, pickled steel strips with a thickness of 1.8 mm to 6.0 mm, and steel plates cut transversely from steel strips and steel strips cut longitudinally. Main technical content: This document specifies the classification and designations, order content, dimensions, shapes, and allowable deviations, technical requirements, special requirements, test methods, inspection rules, packaging, marking, and quality certificates of high-strength hot-rolled steel plates and steel strips used in automotive structures. This document is applicable to the manufacture of automotive structural parts such as automotive crossmembers, transverse beams, and cabins, using hot-rolled steel strips with a thickness of 1.8 mm to 16.0 mm, pickled steel strips with a thickness of 1.8 mm to 6.0 mm, and steel plates cut transversely from steel strips and steel strips cut longitudinally.

Development Information

Related Standards