Product type: 10B18, 10B21, 10B28, 10B30, 10B33, 10B38

Product specification: 5 ~ 42.00mm

Executive standard: Q/XG 137

Scope of application: applicable to the production of 8.8 ~ 12.9 various types of fasteners

Applications: General fasteners for steel parts, fasteners, high strength fasteners for general use, steel for construction

Product introduction: 10B21, 10B28, 10B30, 10B33 and 10B38 is mainly used for the production of 8.8 ~ 12.9 level standard parts, products with stable composition, low harmful elements, the purity of steel is high, decarburized layer, surface defects, cracking rate is low, the original advantages of wire rod and low hardness after heat treatment, high strength hardenability good, and has great popularization value. 10B21 won the 2008 annual metallurgical product quality cup gold award. 10B21, 10B28 and 10B33 identified as the leading domestic level. 10B21 products sold in East China, Southern China, many well-known foreign and domestic standard parts manufacturers, and widely used in the production of automotive standard parts, users reflect good.