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  • The Production Temperature of Straight Seam Steel Pipes Is Very Important
    The Production Temperature of Straight Seam Steel Pipes Is Very Important
    2023-12-01
    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 small, the welding position may not reach the temperature required for welding. When most of the metal structure is still solid, it is di
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  • Wall Thickness Accuracy of Straight Seam Steel Pipe
    Wall Thickness Accuracy of Straight Seam Steel Pipe
    2023-11-30
    Controlling the wall thickness of straight seam steel pipes is a difficult point in the production of steel pipes.1. Tube billet heatingThe heating should be average to prevent the rapid rise and fall of the temperature. The temperature of each rise and fall should be steady and slow, and the temper
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  • Precautions for Storing Straight Seam Steel Pipes
    Precautions for Storing Straight Seam Steel Pipes
    2023-11-29
    Most merchants did not use the straight seam steel pipe soon after purchasing it. So is there anything we need to pay attention to in the storage of straight seam steel pipes? The staff of the straight seam steel pipe manufacturer reminded us that the correct storage method of the straight seam stee
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  • Why Can't Stainless Steel Pipe And Carbon Steel Pipe Be Mixed
    Why Can't Stainless Steel Pipe And Carbon Steel Pipe Be Mixed
    2023-11-28
    The materials of carbon steel pipe and stainless steel pipe are different, and the two cannot be stacked together. At room temperature, when the carbon steel pipe is in contact with the stainless steel pipe, carburization will not occur immediately. The spotted rust on the stainless steel pipe will
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  • Performance Comparison between Spiral Steel Pipe And Straight Seam Steel Pipe
    Performance Comparison between Spiral Steel Pipe And Straight Seam Steel Pipe
    2023-11-27
    1. Welding processIn terms of the welding process, the welding methods of spiral steel pipes and straight seam welded pipes are the same, but straight seam welded pipes will inevitably have many T-shaped welds, so the probability of welding defects is greatly increased, and the welding residual stre
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  • How To Solve The Deformation Problem of Spiral Submerged Arc Welded Steel Pipes
    How To Solve The Deformation Problem of Spiral Submerged Arc Welded Steel Pipes
    2023-11-24
    (1) Pseudo-strain energy mutations mainly occur when the drill bit enters the soft soil layer and when the roller cone bit passes through the abrupt formation interface. The higher the forming hardness, the greater the pseudo strain energy when the spiral seam submerged arc welded steel pipe enters
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  • Galvanized steel pipe installation steps
    Galvanized steel pipe installation steps
    2023-11-23
    1. Broken pipe: According to the site surveying and mapping sketch, draw a line on the selected pipe and break the pipe according to the line. a. Saw the pipe with a grinding wheel, put the pipe on the caliper of the grinding wheel saw, align the drawn line and clamp it firmly to break the pipe. Whe
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  • Heat Treatment Technology of Oil Casing
    Heat Treatment Technology of Oil Casing
    2023-11-22
    After the oil casing adopts this heat treatment method, it can effectively improve the impact toughness, tensile strength, and anti-destructive performance of the oil casing, ensuring good value in use. Petroleum casing is a necessary pipe material for drilling oil and natural gas, and it needs to h
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  • Total 21 pages  Go to Page
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Hunan Great Steel Pipe Co.,Ltd
Hunan Great Steel Pipe Co.,Ltd is a world-class production and service provider of submerged arc straight seam welded pipe as the first subsidiary of Shinestar Group. Hunan Great Steel Pipe Co.,Ltd pays more attention to in the pipeline engineering research areas as a pioneer of China Petroleum Pipeline & Gas Pipeline Science Research Institute.

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