What are Weathering Steel Bolts?

Learn everything about ISO 13918 weld studs, including dimensions, materials, applications, welding methods, inspection requirements, and how to choose the right shear connector for your project.

This article introduces the most common surface treatments for high-strength bolts and explains how to choose the right coating for different applications.

In today's demanding construction and industrial environments, the reliability of fastening systems is critical. Whether it's a steel structure, bridge, wind turbine, or heavy machinery, high strength bolts play a vital role in ensuring safety, stability, and long-term performance.

Our company’s weather-resistant large hex-head bolts manufactured using cold forging technology have been awarded the Beijing Municipal Honorary Title for New Technologies and New Products.

What is temprting?

The application of thread principle can be traced back to the spiral water lifting tool created by Greek scholar Archimedes in 220 BC. With the development of industry and technological progress, thread processing technology has developed rapidly and is currently mainly divided into two categories: cutting threads and rolling threads.