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  • Detail of boiler seamless steel tube

    Detail of boiler seamless steel tube

    Production method of boiler seamless steel pipe: Boiler seamless steel pipe is a type of seamless steel pipe. The manufacturing method is the same as that of seamless steel pipes, but there are strict requirements for the type of steel used in manufacturing steel pipes. Accord...
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  • Why 3pe anti-corrosion steel pipes can be anti-corrosion

    Why 3pe anti-corrosion steel pipes can be anti-corrosion

    3PE anti-corrosion steel pipe means a PE steel pipe with three layers of anti-corrosion. 3pe anti-corrosion steel pipe is widely used nowadays, and it is a kind of steel pipe with better anti-corrosion properties. What anti-corrosion materials does the structure of 3pe anti-co...
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  • How to cool large-diameter steel pipe after the quenching process

    How to cool large-diameter steel pipe after the quenching process

    Steel pipes are not only used to transport fluids and powdery solids, exchange heat energy, and make mechanical parts and containers, but they are also a kind of economical steel. Using steel pipes to make building structural grids, pillars, and mechanical supports can reduce ...
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  • How is the spiral seam submerged arc welded steel pipe anti-corrosion

    How is the spiral seam submerged arc welded steel pipe anti-corrosion

    1. Mainly use tools such as wire brushes to polish the steel surface. Cleaning and preheating the spiral welded pipe can remove loose or lifted scales, rust, welding slag, etc. The rust removal of hand tools can reach the Sa2 level, and the rust removal of power tools can reac...
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  • Precautions when welding spiral steel pipe

    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...
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  • Features of oil slotted pipe

    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...
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  • How to choose a suitable storage warehouse for large diameter steel pipes

    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...
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  • Thick-wall steel tube details

    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...
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  • Why does precision steel pipe production need pickling

    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, ...
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