Industrial News
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What are the precautions for industrial welded steel pipes
When welding steel pipes, you need to pay attention to the following matters: First, clean the surface of the steel pipe. Before welding, make sure the surface of the steel pipe is clean and free of oil, paint, water, rust, and other impurities. These impurities may affect the smooth progress of ...Read more -
DN300 steel pipe is a commonly used large-diameter steel pipe
In the steel industry, DN300 steel pipe is a common large-diameter steel pipe. DN300 refers to the nominal diameter of the pipe being 300 mm, which is a larger diameter steel pipe specification. As an important building material, steel pipe is widely used in industry, construction, petroleum, che...Read more -
Definition of oil casing
Special oil pipes are mainly used for drilling oil and gas wells and transporting oil and gas. It includes an oil drilling pipe, oil casing, and oil pumping pipe. Oil drill pipe is mainly used to connect drill collars and drill bits and transmit drilling power. Oil casing is mainly used to suppor...Read more -
Why does precision steel pipe production require pickling
The effect of pickling and passivation during prefabrication, welding, testing, and heat treatment will cause iron oxide, welding slag, grease, and other dirt to accumulate on the surface of the pipe (carbon steel pipe, carbon copper pipe, stainless steel pipe), which will reduce the corrosion re...Read more -
Large diameter thick wall seamless steel pipe details
Large-diameter thick-walled seamless steel pipes are made from steel ingots or solid round steel that are perforated into capillary tubes and then hot-rolled. Large-diameter thick-walled seamless steel pipes play an important role in my country’s steel pipe industry. According to incomplete...Read more -
The difference between seamless steel pipe and welded steel pipe
1. Seamless steel pipe is a long strip of steel with no seams around it and has a hollow cross-section. It is widely used as a steel pipeline for transporting fluids. Compared with solid steel, it is lighter in weight when the bending and torsion strength are the same. An economical cross-section...Read more
