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  • [Industry News] What are the advantages of straight seam submerged arc welded steel pipe?

    Analysis of the reasons why double-sided submerged arc straight seam steel pipes are widely used:(1) Since it is a straight weld, the weld is short, so the chance of defects is small.(2) The welding seam is a straight line, which has little effect on the coating of anticorrosive materials.(3) There

  • [Industry News] What are the classification of straight seam steel pipes?

    Straight seam steel pipes are mainly used for fluid medium and petroleum and natural gas transmission pipelines, and their specifications are expressed by outer diameter + wall thickness. Straight seam steel pipe has single-sided welding and double-sided welding, and the welding process is divided i

  • [Industry News] How to judge the quality of steel pipes?

    The quality of the steel pipe is not only related to its service life, but also related to its use efficiency. Then when we are buying steel pipes, we can roughly distinguish the quality of the steel pipes by the appearance of the steel pipes. If the surface of the steel pipes has numbness and is no

  • [Industry News] What preparations need to be done before installing steel pipes?

    Before installing the steel pipe, the trench needs to be dug, and the soil dug after the trench has a reasonable stacking place, the excavated earth should be transported to the outside in time, and should not be too close to the trench, there must be two The distance above the meter, so as not to a

  • [Industry News] What is the strength and strength ratio of steel pipes?

    The strength of the steel pipe refers to the maximum ability to resist damage caused by external force or load. Whether it is a straight seam steel pipe or other steel pipes, the strength or strength value is the nature of the material itself. The strength ratio is a main indicator to measure the li

  • [Industry News] What is the heat treatment process of large-diameter steel pipes?

    Steel pipes can be used to transport fluids and powdered solids, exchange thermal energy, and make mechanical parts and containers, it is also an economical steel. For example, the use of steel pipes to make grids, pillars and mechanical supports for building structures can reduce the weight and

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