Use of Products: The 36MnB4 product produced by Xingtai steel has the advantages of stable composition, high purity of steel, small decarburization layer, less surface defects and good hardenability.It’s used to make high strength Self Piercing Rivets(SPR rivets) for aluminum vehicle body by a customer of XINGTAI STEEL Which reflects that the product has stable performance, good cold heading performance, good strength and toughness after tempering, and can meet the use requirements of the final product.