Ningbo Zhongli Bolts Manufacturing Co., Ltd. founded in 2003, is a professional manufacturer of high-strength fasteners with DIN, ANSI, GB standard , which is covering an area of about 10,000 square meters, registered capital of 1500,000 RMB, with the total annual productivity of 8,000 tons per year. The company has set up several sales branches in different provinces in China. Meanwhile, the company's products are exported to Europe, USA, Middle East, Africa, Southeast Asia and other regions. The company has strong technical ability, complete testing equipments and a variety of fully automatic multi-station cold and hot heading machines, so as to provide you with reliable and high quality products. We obtain ISO9000 certificate, CE certificate, EN15048,EN14399 Certificate.
Carbon steel hex bolts, high strength fasteners DIN931,DIN933,DIN960,DIN961,ISO4014,ISO4017 Gr8.8 10.9 12.9;DIN6914 HV 10.9;ANSI B 18.2.1 UNC,UNF;ASTM A325 type 1; Hex socket screws DIN912,ISO4762 Gr8.8 10.9 12.9; Hex nuts DIN934 Gr6,8 10,DIN6915 HV GR10 ,A563, Plain washers DIN125,DIN126,DIN6916,DIN7989, Spring washers DIN127
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