The Q10B23M-C produced by XINGTAI STEEL has the advantages of high purity, good surface quality, small depth of decarbonization layer, low cracking rate of cold heading, high strength and good hardenability after heat treatment. It is mainly used to make high-strength automobile fasteners. A customer of XINGTAI STEEL using the product to make automobile bolts, reflecting the product quality stability, meet the final product use requirements.