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Precautions when welding spiral steel pipe
It is inevitable to weld and cut the spiral steel pipe structure in the application of spiral steel pipe. Due to the characteristics of the spiral steel pipe itself, the welding and cutting of the spiral steel pipe has its particularities compared with ordinary carbon steel. I...Read more -
Features of oil slotted pipe
1. The oil slotted pipe is processed by a J55 or N80 oil casing body, which has high strength and is not easy to deform 2. The verticality of the cutting edge is good, the cutting edge is smooth, no burr, and the cutting seam is even. 3. Large flow area, the 27/8″ slotte...Read more -
How to choose a suitable storage warehouse for large diameter steel pipes
(1) The warehouse should be selected according to the geographical conditions. Generally, an ordinary closed warehouse is used, that is, a warehouse with a roof, a wall, tight doors and windows, and a ventilation device; (2) Do not stack together with acid, alkali, salt, cemen...Read more -
Thick-wall steel tube details
A steel pipe whose outer diameter to wall thickness ratio is less than 20 is called a thick-walled steel pipe. Mainly used as petroleum geological drilling pipes, cracking pipes for the petrochemical industry, boiler pipes, bearing pipes, high-precision structural pipes for au...Read more -
Why does precision steel pipe production need pickling
The role of pickling and passivation of precision steel pipes in the process of prefabrication, welding, testing, and heat treatment will cause iron oxide, welding slag, grease, and other dirt to accumulate on the surface of the pipes (carbon steel pipes, carbon copper pipes, ...Read more -
Construction and installation of thin-walled stainless steel pipes
1) Thin-walled stainless steel pipes and fittings should not be in direct contact with cement, cement mortar, or concrete. When the pipeline is laid in the dark, anti-corrosion tape should be wrapped on the outer wall of the pipe or a plastic-coated thin-walled stainless steel...Read more -
Definition of API casing
Oil pipes are mainly used for oil and gas well drilling and oil and gas transportation. It includes an oil drilling pipe, oil casing, and oil extraction pipe. Oil drill pipe is mainly used to connect drill collars and drill bits and transmit drilling power. The oil casing is m...Read more -
Surface treatment of thick-wall straight seam steel pipes
The uniformity of the pipe wall of the thick-walled straight seam steel pipe will directly affect the later-processed parts. The pipe wall of the thick-walled straight seam steel pipe cannot be controlled, and the overall steel pipe cannot be strictly controlled. Small and med...Read more -
Anti-corrosion painting and development analysis of straight seam steel pipe
The performance and function of the original color straight seam steel pipe in the specific use process, the fully demonstrated operational contribution, and the resulting use performance. After painting, the straight seam steel pipe is also very energetic and beautiful when i...Read more