We mainly produce high strength hex bolt, stud bolts /studding, double screws and other non-standard special-shaped products. Main production standards are Chinese standard (GB), American standard (ANSI), Germany standard (DIN), British standard (BS), Australian standard (AS), international standard (ISO), etc. Bolt level includes: 6.8; 8.8; 10.9; 12.9, A325 A490, A394, A449, etc.; Stud bolts /studding level including B7; B7M;L7 ; L7M and B16. Production range: 5/16 "-- 4 ", M8 - M100 approximately in diameter; 16-6000 mm in length. More than 6000 tons/year production capacity of bolt, the stud bolts/studding is more than 10000 tons/year. Now our products have been exported to Europe and the United States, southeast Asia, the Middle East and other places.
Our company has more than 100 kinds of production equipment (sets) , the main equipment are: all kinds of heat treatment line, red type bolt line, multi-station cold heading equipment and screw thread rolling equipment. Testing equipment, has reached more than 20 sets, test equipment including: 100 tons and 60 tons tensile machine, impact testing machine, metallographic spectrometer, flaw detector, hardness tester, and twisting machine and so on. Product quality has passed ISO9001-2015 quality management certification system. The company has advanced production management, for all products to strictly control, to be able to trace each batch products.