This standard specifies the code, size, shape, weight, technical requirements, test methods, inspection rules, packaging, marks and quality certificates of the waste heat treated steel bars for reinforced concrete. This standard is applicable to the waste heat treatment steel bars for reinforced concrete. This standard does not apply to recycled steel bars that are re-rolled from finished steel products.
GB 13014-1991 history
2013GB 13014-2013 Quenching and self-tempering ribbed bars for the reinforcement of concrete
1991GB 13014-1991 Remained heat treatment ribbed steel bars for the reinforcement of concrete