Through observation, it is not difficult to find that whenever thick-walled steel pipes, thermally expanded pipes, etc. are produced, strip steel is used as the production raw material, and the pipes obtained by thick-walled welding on high-frequency welding equipment are called thick-walled steel p

When welding galvanized steel pipes, you should pay attention to:1. Galvanized steel pipes with a pipe diameter greater than 100mm should be connected using flange or ferrule-type special pipe fittings.2. To ensure the welding quality of the welding joint between galvanized steel pipe and flange, th

The straightening of straight seam steel pipes is an important process in the production of straight seam steel pipes. Especially for API standard oil casings, oil and gas pipes, and special pipes for mechanical equipment that have higher quality requirements. These steel pipes not only have strict

A welded steel pipe, also called a welded pipe, is a steel pipe made of steel plates or steel strips that are welded after being curled and formed. The production process of welded steel pipes is simple, the production efficiency is high, there are many varieties and specifications, and the equipmen