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  • Installation points of stainless steel elbow

    Installation points of stainless steel elbow

    1. Before installation, carefully check the various standards of the stainless steel elbow, whether the diameter meets the requirements for use, eliminate the defects caused by the transportation process, eliminate the dirt on the stainless steel elbow, and make preparations b...
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  • What is the difference between 2205 duplex stainless steel pipe and 304 stainless steel pipe

    What is the difference between 2205 duplex stainless steel pipe and 304 stainless steel pipe

    1. Compared with 304 stainless steel pipe, the advantages of duplex stainless steel are as follows: (1) The yield strength is more than double that of ordinary austenitic stainless steel, and it has sufficient plasticity and toughness required for forming. The wall thickness o...
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  • Introduction to the production steps of spiral steel pipe

    Introduction to the production steps of spiral steel pipe

    How to produce all kinds of spiral steel pipes from a piece of steel? (1) Conduct various inspections on raw materials. Raw materials generally refer to strip steel coils, welding wires, fluxes, etc. Before putting into use, they must go through strict physical and chemical te...
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  • What is the function of steel elbow

    What is the function of steel elbow

    Steel elbows are pipe fittings that change the direction of the pipeline In the pipeline system, the steel elbow is a pipe fitting that changes the direction of the pipeline. According to the angle, there are three most commonly used ones: 45° and 90°180°. In addition, accordi...
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  • What are the factors that affect the performance of steel pipes

    What are the factors that affect the performance of steel pipes

    Factors that can degrade steel piping materials or affect their functionality include pH, soil and water resistivity, abrasion resistance, chloride, sulfate or acid corrosion, fire resistance, crack growth and oxidation of thermoplastics, and steel Electrochemical corrosion. T...
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  • Large-diameter steel pipe connection method and cleaning method

    Large-diameter steel pipe connection method and cleaning method

    Cleaning method of large-diameter steel pipe: 1. Spray blasting and de-rusting: the high-power motor drives the blades to rotate at high speed, so that steel sand, steel shot, iron wire segment, minerals, and other abrasives are sprayed and projected on the surface of the stee...
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  • About the characteristics and uses of straight seam steel pipes

    About the characteristics and uses of straight seam steel pipes

    Characteristics of straight seam steel pipes: Straight seam steel pipes generally refer to the use of special processes to carry out anti-corrosion treatment on ordinary steel pipes, so that the steel pipes have excellent anti-corrosion capabilities, and are generally used for...
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  • Methods for preventing or slowing down the corrosion of petrochemical steel pipelines

    Methods for preventing or slowing down the corrosion of petrochemical steel pipelines

    1. Adapt measures to local conditions: Reasonably select pipeline building materials, and select different types of materials according to different conveying media and environmental conditions. 2. Steel pipe with external DC power supply: the metal of the pipeline that was or...
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  • Straight seam welded pipe anti-rust maintenance and inspection methods

    Straight seam welded pipe anti-rust maintenance and inspection methods

    The production process of straight seam welded pipe is simple, the production efficiency is high, the cost is low, and the development is rapid. The strength of the spiral welded pipe is generally higher than that of the straight seam welded pipe, and the welded pipe with a la...
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