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Straight seam steel pipe straightening method

Straight seam steel pipe straightening method

Keywords :Straight seam steel pipe straightening method        Update : 2022-09-20        View(s) : 844

1. The straight seam steel pipe is bent in the same direction as the weld Reason: The normalizing treatment of the weld is insufficient, and there is thermal stress on the side of the pipe near the weld, so it bends in one direction after cooling. Solution: 1. Adjust the intermediate roller ...

What materials are used for anti-corrosion treatment of spiral steel pipes

What materials are used for anti-corrosion treatment of spiral steel pipes

Keywords :What materials are used for anti-corrosion treatment of spiral steel pipes        Update : 2022-09-19        View(s) : 1

The materials used for the anti-corrosion processing of spiral steel pipes have a decisive effect on the quality of anti-corrosion steel pipes. When carrying out anti-corrosion processing, the raw materials must be strictly tested. The anti-corrosion materials required for different anti-corrosion...

How to improve the wall thickness accuracy of reinforced 3pe anti-corrosion steel pipe

How to improve the wall thickness accuracy of reinforced 3pe anti-corrosion steel pipe

Keywords :How to improve the wall thickness accuracy of reinforced 3pe anti-corrosion steel pipe        Update : 2022-09-16        View(s) : 689

1. For the heating of the tube blank, we must pay attention to uniform heating, prohibit the rapid rise and fall of the temperature, and keep the rise and fall of the temperature stable. 2. Use the centering roller to determine whether it is in place, and adjust the core roller's center axis an...

Some installation points about stainless steel pipe fittings

Some installation points about stainless steel pipe fittings

Keywords :Some installation points about stainless steel pipe fittings        Update : 2022-09-15        View(s) : 1078

1. The material of stainless steel pipe fittings should not be in direct contact with other metals, and should be padded with non-metallic materials such as wooden boards or rubber sheets. 2. The arc starting, ending, and arc starting of stainless steel pipe fitting s are reflowed, and the...

What are the standards for the storage of anti-corrosion steel pipes

What are the standards for the storage of anti-corrosion steel pipes

Keywords :What are the standards for the storage of anti-corrosion steel pipes        Update : 2022-09-14        View(s) : 1

1. The appearance of the storage and delivery of anti-corrosion steel pipes needs to be checked as follows: ①Check root by root to ensure that the surface of the polyethylene layer is flat and smooth, without dark bubbles, pits, wrinkles, and cracks, and the overall color needs to be more unifor...

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