China Metric Hexagon Nut Manufacturer, Supplier, Factory

Jiaxing Qunbang Hardware Co., Ltd. is a fastener manufacturer and supplier in China. We have many years of fastener export experience. ASME B18.2.1 Black Hexagon Head 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.

ASTM A325M Hot DIP Galvanized Heavy Hex Bolts are commonly used in critical structural applications such as Bridges, buildings and other infrastructure. Ensuring their quality is critical to the safety and structural integrity of these works. The control and traceability of the A325M heavy duty hex bolt or any fastener is a key aspect of the construction and engineering industry. Safety and structural integrity are the correct applications that distinguish ASTM A325M Hot DIP Galvanized Heavy Hex Bolts. Batch control and traceability help maintain the highest safety standards. Batch control ensures that the bolts used in the project come from the same production batch. This helps maintain consistent quality and ensures that all bolts from a particular batch meet the same specifications and standards. In the rare cases where defects or problems are found in a particular batch of bolts, being able to trace back to the source of those bolts can facilitate an effective recall and replacement. This minimizes downtime and project delays.

ASTM A194-7 Heavy Hex Nuts are the most commonly used nuts in the fastener industry.ASTM A194-7 Heavy Hex Nuts are relatively strong and durable fasteners that can withstand some special industrial conditions. ASTM A194-7 Heavy Hex Nuts hardness, thickness and tensile strength enable it to withstand some extreme industrial 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.

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