China Heavy Hex Nuts Manufacturer, Supplier, Factory

F3125A325A325mA490A490m Carbon Steel 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 F3125A325A325mA490A490m Carbon Steel 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.

​DIN21346 Square Bolt are similar to Hex Cap screws but have a 4-sided square head instead of a 6-sided hexagonal head.They are commonly referred to as both bolts and screws and are designed to be driven with a wrench. DIN21346 Square Bolt are partially threaded with a shoulder beneath the head.

ASTM A490m Heavy Hex Bolts made from high-quality carbon steel, this screw boasts unparalleled strength and longevity. Thanks to its carbon steel construction, this screw can withstand exposure to the elements, including rain, snow, and even salt water. This makes it an ideal choice for outdoor projects that require reliable, long-lasting fasteners.

BS EN15048 Hex Cap Screw is the most commonly used hex bolt in the metric bolt, BS EN15048 Hex Cap Screw common grades are 4.8, 6.8, 8.8, 10.9, 12.9. BS EN15048 Hex Cap Screw surface is coated with different coatings for different environments.

ISO4033 Hex Head Nut play the role of a component of all manufacturing machinery.ISO4033 Hex Head Nut can fastener other components. ISO4033 Hex Head 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 ISO4033 Hex Head Nut. ISO4033 Hex Head Nut is very common.

ASTM F436 Steel Structure Metal Flat Round Washer is stamped piece from, The shape is round with a hole in the middle. ASTM F436 Steel Structure Metal Flat Round Washer have a smooth bearing surface which is used under the head of a bolt, ASTM F436 Steel Structure Metal Flat Round Washer are used to reduce friction, The force is unoform, It is not easy to slip and lock in the process of rotation, and it is anti loose design, prevent leakage, isolate, prevent loosening, or distribute pressure.