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  • What is the difference between ERW steel pipe and ordinary welded steel pipe
    What is the difference between ERW steel pipe and ordinary welded steel pipe
    2023-01-29

    "ERW steel pipe" is a straight seam electric resistance welded pipe, abbreviated as ERW. It is used to transport vapor and liquid objects such as oil and natural gas and can meet various requirements of high and low pressure. Currently, it occupies a pivotal position in the field of transportation p

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  • Common methods of 3PE anti-corrosion steel pipe anti-corrosion
    Common methods of 3PE anti-corrosion steel pipe anti-corrosion
    2023-01-13

    Common methods for 3PE anti-corrosion steel pipe anti-corrosion:1. Pipeline anticorrosion generally adopts two main methods of external coating and cathodic protection.2. Although most of the surface of the pipeline is covered by the coating, a slight leak will cause an incredible corrosion rate, an

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  • Straight seam steel pipe production temperature and purchase precautions
    Straight seam steel pipe production temperature and purchase precautions
    2023-01-10

    Straight seam steel pipe production temperature:In the process of producing straight seam steel pipes, the temperature must be strictly controlled, to ensure the reliability of welding. If the temperature is too low, it may cause the welding position to fail to reach the temperature required for wel

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  • Precautions for using straight seam steel pipe
    Precautions for using straight seam steel pipe
    2023-01-05

    Straight seam steel pipe does not refer to a certain type of steel pipe, but a large class of welded pipe. It is made of steel strips. Steel pipes made with straight seam high-frequency welding equipment can be called straight seam steel pipes. In fact, in simple terms, When welding steel plates, th

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