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  • 2022-12-08

    Large-diameter steel pipes are widely used in mechanical parts, fluid transportation, construction sites, etc. Large-diameter steel pipes have undergone strict inspections during manufacturing, which has also improved their durability. Large-diameter steel pipes have high dimensional accuracy and sm

  • 2022-12-05

    Adjustment of the position of the high frequency induction coil of the straight seam steel pipe:The excitation frequency of straight seam steel pipe is inversely proportional to the square root of capacitance and inductance in the excitation circuit or proportional to the square root of voltage and

  • 2022-11-29

    There are two possibilities for the formation of surface defects in the spiral steel pipe: one is that the plasticity of the spiral steel pipe is not good during the deformation process, resulting in cracks and outward folds; the other is that the surface of the spiral steel pipe is oxidized to caus

  • 2022-11-24

    Thick-walled steel pipe production steps:1. The stainless steel elbow is made of thick-walled steel pipe, and the wall thickness changes along the length of the pipe;2. Process the section of the square tube, and change the circular area into a square, oval, and polygon;3. For square pipes with crim

  • 2022-11-23

    Thick-walled steel pipes are specified in the project:Corresponding regulations and various regulations for the practical selection and use of thick-walled pipe fittings. When thick-walled steel pipe and thick-walled pipe fittings are selected or used, they must first follow the corresponding regula

  • 2022-11-17

    ①Advantages of material propertiesThe thin-walled stainless steel pipe is made of stainless steel as the name implies. The strength of stainless steel is 3 times that of copper pipe and 8 to 10 times that of PPR pipe. It can withstand the impact of high-speed water flow of 30 meters per second; Espe

  • 2022-11-15

    How to package the spiral steel pipe has always been a problem that needs attention. Next, I will tell you about the precautions for packaging spiral sense.1. If the buyer has special requirements for the packaging material and packaging method of the spiral steel pipe, it should be specified in the

  • 2022-11-10

    The process is as follows: after the straight pipe is cut, the induction coil is put on the part to be bent by the bending machine, the pipe head is clamped by the mechanical arm, and the intermediate frequency current is passed into the induction coil to heat the steel pipe. When the temperature of

  • 2022-11-08

    Acceptance of straight seam steel pipe:1. The inspection and acceptance of straight seam steel pipes shall be carried out by the technical supervision department of the supplier.2. The supplier ensures that the delivered straight seam steel pipe meets the requirements of the corresponding product st

  • 2022-11-03

    1. The importance of anti-corrosion of long-distance natural gas anti-corrosion steel pipesAt this stage, both domestically and foreign, the demand for natural gas is gradually increasing, among which natural gas has become an irreplaceable and important energy source. In this case, the demand for n

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