China d 21 Manufacturer, Supplier, Factory

Jiaxing Qunbang Hardware Co., Ltd. is a fastener manufacturer and supplier in China. We have many years of fastener export experience. DIN6914 External Threaded Heavy Hex Bolts 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.

DIN436 Flat Washers Square Washer fit into slots and channels and have flat sides to keep them from rotating. DIN436 Flat Washers Square Washer are wider and thicker than most round washers, making them good for distributing heavy loads. Zinc-plated DIN436 Flat Washers Square Washer are corrosion resistant in wet environments.

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.

GB6175 Hexagon Nut play the role of a component of all manufacturing machinery.GB6175 Hexagon Nut can fastener other components. GB6175 Hexagon Nut have kinds of nut. We have common national standard, German standard, the British standard, American Standard, the subject of the nut. There are many kinds of GB6175 Hexagon Nut. GB6175 Hexagon Nut is very common.

Carbon Steel Hex Flange bolt provide a secure and tight fit, while also preventing the nut from loosening due to vibration. This is especially important in industries where machinery and other heavy equipment are used, as any loosening of fittings can cause dangerous and costly consequences. The flange of Carbon Steel Hex Flange bolt acts as a washer, providing additional support while preventing the nut from embedding itself into the surface of the material being fastened. This greatly reduces the risk of damage to the structure, as well as providing a more aesthetically pleasing finish.

Carbon Steel Heavy Hexagonal Nut are the most commonly used nuts in the fastener industry.Carbon Steel Heavy Hexagonal Nut are relatively strong and durable fasteners that can withstand some special industrial conditions. Carbon Steel Heavy Hexagonal Nut hardness, thickness and tensile strength enable it to withstand some extreme industrial environments.