China a563 nut Manufacturer, Supplier, Factory

DIN931 Heavy Hexagonal Bolt Hex Bolt are designed to endure harsh conditions and bear heavy loads, providing you with a superior level of reliability that you can count on. Made from high-grade carbon steel, our hex bolts are designed to be tough and durable. The DIN931 Heavy Hexagonal Bolt Hex Bolt ensures that the bolts can handle high pressures and stresses, while the hexagonal head of the bolts provides excellent grip and allows for easy installation with a wrench or socket.

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.

En14399-4 Hv Hex bolt a pinnacle of strength and reliability for your construction needs. Rated at Class 10.9 and hot-dip galvanised for enhanced durability, En14399-4 Hv Hex bolt feature a hexagon head . Compliant with EN 14399-4 standards, these bolts are specifically designed for preloaded joints, meeting the rigorous requirements of the Construction Products Regulation 305/2011. PEINER HV bolts, nuts, and washers, marked with "HV," are CE certified, packed individually, and accompanied by a Declaration of Performance (DoP). Ideal for European constructions, En14399-4 Hv Hex bolt guarantee safety and performance when used as sets from the same supplier. Elevate your projects with the strength and precision of PEINER HV Structural Bolts.

DIN555 Black Heavy Hex Nuts, Use with ASTM193 hex bolt/stud bolt, QBH can provide you DIN555 Black Heavy Hex Nuts with Coarse thread and fine thread, DIN555 Black Heavy Hex Nuts high quality help us get more cooperation with customers abroad.

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.

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.