China Bolt Manufacturers, Suppliers, Factory

GB5787 10.9 grade hexagonal flange bolts (colored zinc M5-M12) are made of alloy steel and possess high strength and excellent vibration resistance. The environmentally friendly colored zinc coating has passed a 240-480-hour salt spray test, and also has both anti-corrosion and decorative functions. The integrated flange design can increase the supporting area and enhance the anti-loosening capability, and is suitable for connection scenarios in automobiles, construction machinery, outdoor facilities, etc. where high strength and corrosion resistance are required.

The Cross Recessed Hexagon Bolt with Indentation, Single Lock Washer and Plain Washer Assemblies combines a stainless steel Phillips drive bolt, lock washer, and plain washer in a triple anti-loosening system. The bolt's indented head and elastic lock washer work synergistically to resist vibration-induced loosening, ideal for high-reliability assembly in automotive, electronics, and other vibration-prone applications. Pre-assembled kits enhance installation efficiency, while SS304 material ensures corrosion resistance for outdoor and humid environments.

ISO 4017 ГОСТ 7798-70/7805-70 Hex Head Bolt meets both the ISO 4017:2022 standard and the Russian ГОСТ 7798-70/7805-70 and 7805-70 standards. Provides B-level accuracy, multiple performance levels, and surface treatments, suitable for various scenarios.

Grade 8.8 Black T-Bolts, made from carbon steel with quenching and tempering heat treatment, meet high-strength standards and feature black phosphating for enhanced corrosion resistance. The T-head design enables sliding positioning along slots for rapid installation and secure fastening. Available in M6-M30 sizes, they are ideal for industrial applications requiring frequent adjustments, such as mold clamping, machinery assembly, and steel structure connections, significantly improving efficiency and reliability.

The SS304 Lag Hook Cup Jewellery Decorative Fastener Eye Hook Screw is a versatile product that combines hook and fastening functions. Made from high-quality stainless steel, it offers excellent corrosion resistance and high load-bearing capacity, making it suitable for various outdoor or humid environments such as construction, warehousing, and marine applications. The unique horn-shaped head allows for easy hand-tightening, enabling quick and flexible installation. It is an ideal solution for temporary fastening and hanging tasks.

Jinghong's Carbon Steel Black Square Neck Bolt (DIN 608) is a high-strength, anti-loosening fastener. Its unique square neck design prevents rotation during installation, ensuring reliable connections. The black oxidation treatment enhances corrosion resistance and appearance. Made of high-strength carbon steel, it offers excellent mechanical properties and is widely used in fields requiring high connection reliability, such as heavy machinery, steel structures, railway systems, and outdoor engineering.