This document stipulates the ordering content, size, shape, weight and allowable deviations, technical requirements, test methods, inspection rules, marks and quality certificates for heat-free direct rolling and continuous casting square blocks. This document is applicable to the production of heat-free direct-rolled billets (hereinafter referred to as billets) with a normal length of no more than 16m for hot-rolled plain round steel bars and hot-rolled ribbed steel bars. Other hot-rolled steel bars damaged by continuous casting can also be used as a reference.
T/CISA 315-2023 history
2023T/CISA 315-2023 Continuous casting square billet for non-preheat rolling direct