The application scope of 630MPa hot-rolled ribbed high-strength steel bars and heat-treated ribbed high-strength steel bars must be implemented in accordance with the provisions of this group standard; the technical requirements and inspection methods of steel bars refer to GB/T1499.2
T/SCDA 042-2024 history
2024T/SCDA 042-2024 Technical standards for application of 630MPa ribbed high-strength steel bars