Item No: SCr420B

Product specification: 12 ~ 38.00mm

Executive standard: agreement

Scope of application: used in the production of 12.9 grade engineering track bolts

Applications: general components, fasteners, high strength fasteners

Product Description: SCr420B is the production of 12.9 high strength fasteners of the steel, the product has a stable composition, low harmful elements, high purity of steel, decarburization layer is small, less surface defects and other advantages. After annealing, the cold heading property is good. The product has good hardenability.