Welding, also known as fusion, is a manufacturing process and technology that connects metals or other thermoplastic composite materials (such as plastics) through heating, high temperature, or high pressure. There are three welding methods:1. Fusion welding. The workpiece is heated to form a molten

In order to improve the corrosion resistance of thick-walled steel pipes and prolong the service life of the products, the thick-walled steel pipes need to be pickled and passivated to form a protective film on the surface. Thick-walled steel pipes have high hardenability, good machinability, modera

Saudi Arabia seamless steel pipe exportProduct Name: Seamless steel pipeSteel Grade: HSM 770The out diameter is 50.8mm or 83mmQuantity: 800tonsApplication: It is mainly used for the hoisting machinery project. Many cooperations have given the customer full confidence in THREEWAY STEEL.

There are three methods of large diameter steel pipe forming. These methods are widely used in industrial steel pipe manufacturing. Different methods will have different applications.1. Thermal expansion method. The diameter expansion equipment is simple, low-cost, easy to maintain, economical and d