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  • What are the technical requirements for galvanized steel pipes

    What are the technical requirements for galvanized steel pipes

    Understanding the technical requirements of galvanized steel pipes. Regarding the understanding of galvanized steel pipes, its technical requirements have become a question that people have always been curious about. First of all, you must understand this product. Galvanized steel pipes are mainl...
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  • What causes steel pipes to bend during production

    What causes steel pipes to bend during production

    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 stri...
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  • How to Production a Steel Reducer

    How to Production a Steel Reducer

    Chemical pipe fittings are used to connect two pipes with different diameters. According to different shapes, they are divided into two types: concentric steel reducers and eccentric steel reducers. The reducer materials include stainless steel reducer (304, 304l, 316, 316l), alloy steel reducer,...
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  • Troubleshooting and production technology of straight seam steel pipes

    Troubleshooting and production technology of straight seam steel pipes

    Straight seam steel pipes are steel pipes with welds that are longitudinally parallel to the steel pipe. They are usually divided into metric electric welded steel pipes, electric welded thin-walled pipes, transformer cooling oil pipes, etc. The production process of straight seam welded pipe is ...
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  • Quality requirements for large diameter thick wall seamless steel pipes

    Quality requirements for large diameter thick wall seamless steel pipes

    ‚φChemical composition of steel: The chemical composition of steel is one of the most important factors affecting the performance of seamless steel pipes. It is also the main basis for formulating pipe rolling process parameters and steel pipe heat treatment process parameters. a. Alloying element...
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  • What are the uses of seamless steel pipes

    What are the uses of seamless steel pipes

    The difference between seamless steel pipes and other long strips is that there are no seams around them, and the steel pipe section is hollow. Due to different cross-sectional shapes, they are often classified into round steel pipes and heterogeneous steel pipes. In terms of actual use efficienc...
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  • What is the difference between welded steel pipe and welded spiral steel pipe

    What is the difference between welded steel pipe and welded spiral steel pipe

    Welded steel pipe refers to a steel pipe with seams on the surface, which is made by bending and deforming steel strips or steel plates into circular, square, and other shapes and then welding them. The blank used for welded steel pipes is a steel plate or strip. Since the 1930s, with the rapid d...
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  • Application of straight seam steel pipes in pressure pipelines

    Application of straight seam steel pipes in pressure pipelines

    The nominal diameter of straight seam steel pipe refers to the series of diameter dimensions specified in the standard of straight seam steel pipe. For straight seam steel pipes, pipe fittings, valves, etc., the nominal straight seam steel pipe diameter is represented by a series specified in the...
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  • Industrial spiral steel pipe details

    Industrial spiral steel pipe details

    Spiral steel pipe production process: It is a spiral seam steel pipe welded by automatic double-wire double-sided submerged arc welding process using strip steel coil plate as raw material, constant temperature extrusion molding. (1) Raw materials, namely strip coils, welding wires, and flux, mus...
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  • Details of H-shaped steel

    Details of H-shaped steel

    H-shaped steel is an economical cross-section profile with a cross-section shape similar to the capital Latin letter H. It is also called a universal steel beam, wide-edge (edge) I-beam, or parallel-edge (flange) I-beam. It is different from the one that has been used in China for a long time. Ho...
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  • Comparison of die-casting techniques and reagents for straight seam steel pipes

    Comparison of die-casting techniques and reagents for straight seam steel pipes

    Straight seam steel pipe products are widely used in water supply projects, the petrochemical industry, the chemical industry, the electric power industry, agricultural irrigation, and urban construction. They are among the 20 key products developed in our country. Straight seam steel pipes are u...
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  • Thick-walled steel pipe production steps and the phenomenon of inferior steel pipes

    Thick-walled steel pipe production steps and the phenomenon of inferior steel pipes

    Thick-walled steel pipes: Steel pipes whose outer diameter to wall thickness ratio is less than 20 are called thick-walled steel pipes. It is mainly used as petroleum geological drilling pipes, cracking pipes for the petrochemical industry, boiler pipes, bearing pipes, and high-precision structur...
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