Ningbo Zhenhai Yongding Fastener Manufacturing Co., Ltd. is one of the bolts factories. Founded in 2002 (registered capital of 580,000 in 2002, increased to 1.18 million in 2006), in 2008, it was formerly Ningbo Zhenhai Ningding High-strength Fastener Factory, specializing in the production of high-strength bolts and tooth bars. Our company is located on the bank of Jiulong Lake in Zhenhai, Ningbo, covering an area of ​​7,880 square meters, including a construction area of ​​6,000 square meters.
Our company mainly produces hexagonal bolts, threaded rods, stud bolts and other non-standard shaped parts. The company has complete production facilities, complete testing equipment, and product quality has passed the ISO9001~2000 quality management certification system. The main equipment includes: 2 sets of box furnace heat treatment production lines, 3 sets of red bolt production lines, and 18 thread rolling equipment. Testing equipment includes: 100-ton and 60-ton tensile machines, impact testing machines, flaw detectors, hardness testers, torque machines, etc. Design scale bolts with an annual output of 5,000 tons, threaded rods with an annual output of 10,000 tons.
There are many bolts factory, but Ningbo Zhenhai Yongding Fastener Manufacturing Co., Ltd. will be your good choice. https://www.ydfastener.com/product/bolts/