China GB1229 Manufacturer, Supplier, Factory

ASME B18.21.1 Spring Washer are widely used in load-bearing and non-load-bearing structures of general mechanical products. They are characterized by low cost and convenient installation, and are suitable for the parts with frequent assembly and disassembly. ASME B18.21.1 Spring Washer in the screw industry, often called ASME B18.21.1 Spring Washer. The benefit of spring lock washers lies in the trapezoidal shape of the washer. When compressed to loads near the proof strength of the bolt, it will twist and flatten. This reduces the spring rate of the bolted joint which allows it to maintain more force under the same vibration levels. This prevents loosening.

Jiaxing Qunbang Hardware Co., Ltd. is a fastener manufacturer and supplier in China. We have many years of fastener export experience. GB1228 Steel Structure Bolt is a common fastener product, It has a wide range of applications. We have hexagonal head bolts in various sizes, Its thread size and thickness allow for better connection, It is usually used with a nut and a washer. We have good price and product inspection certificate, and we have free samples, Welcome to contact us.

En14399-4 Grade10 Black Hex Nut with Hv also called structural nuts, are both thicker and wider than a standard (finished) hex nut and compatible with high strength and large diameter bolts. En14399-4 Grade10 Black Hex Nut with Hv in sizes smaller than 7/16" are double chamfered. En14399-4 Grade10 Black Hex Nut with Hv larger than 7/16" are either double chamfered or chamfered on top with a washer faced bearing surface.

DIN961 Hex Bolt is the most commonly used hex bolt in the metric bolt, DIN961 Hex Bolt common grades are 4.8, 6.8, 8.8, 10.9, 12.9. DIN961 Hex Bolt surface is coated with different coatings for different environments.

ISO4014 Hex Bolt is the most commonly used hex bolt in the metric bolt, ISO4014 Hex Bolt common grades are 4.8, 6.8, 8.8, 10.9, 12.9. ISO4014 Hex Bolt surface is coated with different coatings for different environments.

The step design of our ISO8677 Round Head Square Neck Bolt also adds to its versatility. ISO8677 Round Head Square Neck Bolt has stepped threads that increase the grip of the bolt, which is particularly useful when bolting through soft materials such as wood. Whether you need to fasten two or more objects of varying thicknesses or even hang a picture on the wall, ISO8677 Round Head Square Neck Bolt is up to the task. The combination of its knurl round head design, double steel structure, and step design make it versatile, practical, and aesthetically pleasing, making it an essential addition to any toolbox.