2026-02-26 Submerged arc welding is suitable for heavy industrial applications such as steel pipe, pressure vessels and tanks, locomotive manufacturing, and heavy construction/excavation. It is highly suitable for industries requiring high productivity, especially those involving welding very thick materials,
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2026-02-25 12Cr1MoVG alloy steel pipe is a low-alloy heat-resistant steel. Vanadium is an element that shrinks the V-phase region; when dissolved in V-Fe, it inhibits the transformation of austenite to pearlite, which is beneficial to the formation of austenite. The total alloy content in this steel is only ha
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2026-02-24 Slender carbon steel seamless pipe shafts are prone to bending deformation after turning due to their large length-to-diameter ratio (usually L/D > 20) and poor rigidity. Besides improper clamping methods, the root causes of deformation can be traced back to four core dimensions: release of internal
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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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