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  • What is the principle of seamless steel pipe extrusion

    What is the principle of seamless steel pipe extrusion

    Seamless steel pipe extrusion is a commonly used pipe-making process, mainly used to produce seamless steel pipes of various specifications and materials. The principle is as follows: 1. Material selection: First, select appropriate steel billets as raw materials. These steel billets are usually ...
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  • Industrial stainless steel pipe specifications details

    Industrial stainless steel pipe specifications details

    Industrial stainless steel pipe specifications play a vital role in engineering design and construction. Understanding stainless steel pipes of different specifications is crucial to project quality and cost control. Industrial stainless steel pipe specifications refer to the specific standards o...
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  • What is the difference between HFW steel pipe and ERW steel pipe

    What is the difference between HFW steel pipe and ERW steel pipe

    The main difference between ERW (straight seam resistance welded) steel pipes and HFW (high frequency welded) steel pipes is their different principles. As the name suggests, resistance welding is a method in which pressure is applied through electrodes after the welding parts are assembled, and ...
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  • Common methods for anti-corrosion of 3PE anti-corrosion steel pipe

    Common methods for anti-corrosion of 3PE anti-corrosion steel pipe

    Common methods for anti-corrosion of 3PE anti-corrosion steel pipes: 1. Steel pipeline anti-corrosion generally uses two main methods: outer coating and cathodic protection. 2. Although most of the surface of the pipeline is covered by the coating, a slight leak will cause incredible corrosion ra...
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  • Characteristics, applications, and future development of DN1000 large-diameter plastic-coated steel pipes

    Characteristics, applications, and future development of DN1000 large-diameter plastic-coated steel pipes

    In today’s industrial world, the selection and use of piping materials are critical to the proper operation of the entire system. Among them, DN1000 large-diameter plastic-coated steel pipe is gradually receiving widespread attention as an advanced pipeline solution. First, the characterist...
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  • Performance processing of small diameter precision seamless steel pipe

    Performance processing of small diameter precision seamless steel pipe

    1. The original state of steel, that is, the delivery state of steel pipes, can be divided into (codes in brackets): cold working/hard (BK), cold working/soft (BKW), stress relief annealing after cold working (BKS), tempering (GBK) ), normalizing (NBK). The commonly used state is the annealed sta...
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