West 安裕顺 standard wholesale center is specialized in the production and sales of fasteners manufacturer of standard parts, fasteners, professional service providers, with advanced production equipment and sophisticated detection equipment and strong technical force, has passed ISO9001:. 2008 international quality management system certification, the company's [Yu Shun] brand fasteners bolts nuts. won the Chinese high-strength fasteners industry quality products. Products are sold throughout the country, custom non-standard shaped high-strength bolts nuts 4.8, 8.8, 10.9, 12.9 fasteners and other materials are complete Q235,35 # .45 #, 40Cr, 35CrMoA, 30CrMo, 42CrMo, 20MnB, Q345B (16 Mn), 25Cr2MoV other stainless steel fasteners. Product standards: GB (GB), (HG), (JB) (SH), German standard (DIN), American Standard (ANSI), British standard (BS), Japanese Standard (JIS) and International Standards (ISO) and in accordance with customer demand for customized non-standard type fasteners. The company regards product quality as enterprise life of the contract, keeping promises, warmly welcome friends and friends culvert business negotiations. I believe we will become your most reliable supplier,