The steel plate is first pressed into a U shape in the forming die, and then pressed into an O shape, and then the inner and outer submerged arc welding is performed. After welding, the diameter is generally expanded at the end of the full length, which is called the UOE welded pipe, and the one tha

There are many types of anti-corrosion coatings, and their properties and uses are different. The correct selection is crucial to the anti-corrosion effect and service life of the coating. When choosing:1. The nature of the surface material of the coated objectFor example, iron red and red lead prim

Cutting large diameter seamless steel pipes can be done using various methods. Some common cutting techniques for large diameter seamless steel pipes include:1. Sawing: A high-speed circular saw or band saw can be used to cut large diameter seamless steel pipes. These saws have large cutting capacit

The OCTG (Oil Country Tubular Goods) casing running procedures typically involve the following steps:1. Preparing the rig and equipment: Ensure that the drilling rig is set up properly and all required equipment is in good working condition. This includes checking the elevators, slips, tongs, and ot