2026-02-09 First, the superior performance of plastic-coated steel pipes for wastewater treatment:(I) Superior corrosion resistance of plastic-coated steel pipes for wastewater treatment: Wastewater treatment is a complex and challenging task. Wastewater has an extremely complex composition, often containing v
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2026-02-06 In production practice, spiral welded steel pipes are often downgraded due to excessive misalignment. Therefore, it is necessary to analyze the causes of misalignment and preventive measures. The camber of the steel strip is the primary factor causing misalignment in spiral welded steel pipes. Durin
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2026-02-05 First, what are the inspection procedures for anti-corrosion steel pipes?Anti-corrosion steel pipes are inspected in batches of 20.1. Thickness inspection of anti-corrosion steel pipes: The thickness of the anti-corrosion layer is measured according to the specified thickness for the anti-corrosion
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2026-02-04 Straight seam welded steel pipes are steel pipes where the weld seam is parallel to the longitudinal direction of the pipe. They are typically classified into metric electric welded steel pipes, electric welded thin-walled steel pipes, transformer cooling oil pipes, etc. The production process of st
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2026-02-03 Determining the length of cold-drawn steel pipes requires considering three core objectives: "meeting subsequent processing needs," "maximizing material utilization," and "adapting to batch production rhythm." This avoids cost waste or quality risks caused by considering only one dimension. Specific
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2026-02-02 PSL1 Gr.B API 5L hot-rolled seamless steel pipe is a type of steel pipe conforming to the API 5L standard, primarily used in oil and gas transportation and other fields. The following is a detailed explanation of this seamless steel pipe:(1) API 5L Standard: API 5L is a pipeline steel pipe standard
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2026-01-30 Currently, the most common method for cutting spiral welded steel pipes is plasma cutting. This process generates a large amount of metal vapor, ozone, and nitrogen oxide fumes, severely polluting the surrounding environment. The key to solving the fume problem is how to completely draw the plasma f
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2026-01-29 First, what are some rust removal technologies for straight seam steel pipes?In the anti-corrosion construction of oil and gas pipelines, the surface treatment of straight seam steel pipes is one of the key factors determining the service life of the pipeline's anti-corrosion coating. It is a prereq
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