2025-01-14 The purpose of steel pipe pile construction is to transfer the load of the upper building to the deep soil layer with a strong bearing capacity or to compact the weak soil layer to improve the bearing capacity and density of the foundation soil. Therefore, the quality of steel pipe pile construction
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2025-01-13 First, the characteristics of epoxy powder coatings for plastic-coated steel pipes are as follows:① Epoxy powder coatings have strong adhesion, especially to metals;② The paint film of epoxy powder coatings has good mechanical properties, high hardness, scratch resistance, and corrosion resistance;③
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2025-01-10 First, the forming process of steel bending pipe1. Die forging. For socket welding and threaded tees, crosses, elbows, and other small pipe fittings, the shapes are more complicated and should be manufactured by the die forging process. The die forging blank should be a rolled profile, such as bars,
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2025-01-09 First, the characteristics of submerged arc steel pipe: submerged arc steel pipe is a kind of ordinary straight seam steel pipe, and its characteristics have been recognized by everyone, so what are its characteristics?1. The welding process used in submerged arc steel pipe is submerged arc welding
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2025-01-08 The causes of surface defects of seamless steel pipes are complicated. There are hundreds of influencing factors listed. Sometimes the same defect has dozens of factors, and the defects are closely related to the type of steel. This is why the production of seamless steel pipes is complicated.Genera
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2025-01-07 The welding current in the swing welding of straight seam steel pipe is slightly larger than that in the traditional welding method; secondly, the elongation of the tungsten electrode in the swing welding of straight seam steel pipe is determined according to the thickness of the pipe wall, usually
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2025-01-06 Before burying 3PE anti-corrosion steel pipes, the surrounding environment needs to be cleaned up first. The surveying and laying-out personnel need to give technical instructions to the commanders and machine operators who participate in the cleaning work. At least one line of defense personnel mus
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2025-01-03 First, the process flow and main equipment for large-diameter straight seam steel pipesProcess the two plate edges into the required form at one time, steel plate milling machine: machine the two sides of the plate material used for pipe making, and make the parallelism of the two plate edges reach
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