China DIN6915 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.

GB1228 Steel Structures 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 GB1228 Steel Structures 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 A325 Heavy Hex Bolt are designed for steel-to-steel structural connections. Consequently, they are typically very short. The A325 and A490 specifications are not intended for general applications, including anchor bolts. In these applications, substitutions of A449 for A325 and A354 grade BD for A490 should be considered.

DIN931 Hex Bolt is the most commonly used hex bolt in the metric bolt, DIN931 Hex Bolt common grades are 4.8, 6.8, 8.8, 10.9, 12.9. DIN931 Hex Bolt surface is coated with different coatings for different environments.

DIN985 Nylon Hex Lock Nut designed to withstand heavy loads and extreme temperatures, ensuring long-lasting performance and reliability. Hexagonal shape making it easy to grip and tighten securely with a wrench or pliers. DIN985 Nylon Hex Lock Nut shape provides additional support and stability, making it less likely to loosen or come apart under heavy strain. The hexagonal shape of the nut also provides a secure grip and helps to prevent accidental loosening.

​ASME B182.2.1 Square Head 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. ​ASME B182.2.1 Square Head Bolt are partially threaded with a shoulder beneath the head.