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  • Details about oil casing
    Details about oil casing
    2022-04-25

    The special oil pipe is mainly used for the drilling of oil and gas wells and the transportation of oil and gas. It includes oil drilling pipes, oil casings, and oil sucking pipes. Oil drill pipes are mainly used to connect drill collars and drill bits and transmit drilling power. The oil casing is

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  • Rust removal technology and forming technology of straight seam steel pipe
    Rust removal technology and forming technology of straight seam steel pipe
    2022-04-21

    Straight seam steel pipe derusting technology:In the process of anti-corrosion construction of oil and gas pipelines, the surface treatment of straight seam steel pipe is a key factor determining the service life of pipeline anti-corrosion. According to research by research institutes, the life of t

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  • What are the types of heat treatment for stainless steel welded pipes
    What are the types of heat treatment for stainless steel welded pipes
    2022-04-18

    In the production process of stainless steel welded pipe, intermediate heat treatment and finished heat treatment can be carried out. Because a bright surface without oxidation can be obtained, the traditional pickling process is eliminated. The use of this heat treatment process not only improves t

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  • Rust-proof maintenance and testing methods for straight seam welded pipes
    Rust-proof maintenance and testing methods for straight seam welded pipes
    2022-04-12

    The production process of straight seam welded pipe is simple, the production efficiency is high, the cost is low, and the development is fast. The strength of the spiral welded pipe is generally higher than that of the straight seam welded pipe. However, compared with the same length of straight se

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