※ Our History
Ningbo yi pian hong fastener Co., Ltd, was established in the year 2001 and stands in a beautiful and rich coastal city: Ningbo.
※ Our Factory
Ningbo yi pian hong fastener Co., Ltd covers an area of 20, 000 sq. M, with building area of 10, 000 sq. M. We boast more than 200 staff and workers, including 35 manageri staff and 2 senior engineers with the National Grade III Certificate of Physical Test and Chemical Analysis, who are responsible for monitoring the quality of the products we produced and improving the process of heat treatment. The company is fully equipped with over 260 production equipments and 30 examination devices. To perfect the quality of our products, we imported a vortex durometer from Germany to carry out 100% hardness test of our products. While we apply a large scale vortex flaw detector to detect the crack flaw in stud bolts, we use an imported direct-read spectrograph to verify chemical composition of raw materials.
※ Our Product
Standard: ASTM- A325, ASTM-A490, DIN6914, DIN6921,DIN931, DIN933, DIN912, DIN558, DIN960, DIN976, DIN961, ANSI-5, ANSI-8 , ASTM-A193, ISO4017
The length is not limited.
Standard: ASTM-A563, ASTM-A194 2H, DIN6915, ISO4032-5, Din934.
Standard: DIN125A, DIN127, DIN7980, F436
※ Product Application
Railway, bridge construction, engineering construction
※ Our Certificate
ISO9001: 2000 and been granted CE Certificate by the Lloyd's Register for our products EN 14399 3-6 and EN 15048-1
※ Production Equipment
Cutting Machine/Instrument car/Head chamfering machine/punching machine/shrunk shank machine/Rolling machine/Heat treatment line/CNC machine
※ Production Market
Our products are mostly exported to Europe, North America, the Middle East and Southeast Asian countries and regions. We receive great acclaim from our clients at home and abroad because of the fine quality of our products and our good credit. We are proficiently engaged in manufacturing various kinds of high strength bolts, nuts and thread rods with a yearly capacity of 30, 000 tons and an annual turnover of 300 million Yuan
※ Our service
Pre sale service
1.provides technical advisory services for users free of charge.
2.provide customers with samples, company profiles, credentials and other information.
3.customers are invited to visit our company to inspect product design, product manufacturing process, product prototype, product testing facilities and quality management system.
1.In the process of manufacturing the product, the users are invited to our company to examine the inspection of each process in the manufacturing process and to provide the testing standards and results of the products to the relevant technical personnel.
1.Our company is equipped with a high quality after-sales service team mainly based on technical personnel. In response to the user's service information or feedback, the user will be satisfied with the reply and processing in the shortest time.
2.Our company regularly visits users, understands the use of products, and helps solve various problems that may be encountered during the use. At the same time, seek quality and technical improvement suggestions to better serve the users.Various Square Washers