2025-09-23 First, Material Properties and Chemical Composition of Q345E Seamless Square Steel PipeQ345E seamless square steel pipe is made from the low-alloy, high-strength structural steel Q345E. Its chemical composition is strictly controlled:Carbon: ≤0.18% to ensure the steel's basic strength; Silicon: 0.20
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2025-09-22 Steel pipe, as an indispensable material in the construction and engineering industries, plays a vital role. Among them, external galvanized steel pipe, a common and widely used type of steel pipe, possesses unique characteristics and a wide range of applications.1. Definition of External Galvanized
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2025-09-17 20G seamless high-pressure boiler steel pipes are high-quality steel pipes designed specifically for high-pressure environments. Their chemical composition strictly adheres to the GB/T5310 standard, primarily containing carbon (0.17%-0.24%), silicon (0.17%-0.37%), and manganese (0.35%-0.65%). Phosph
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2025-09-16 Steel pipes with welds parallel to the longitudinal direction of the pipe are known as straight seam steel pipes. Their production process is simple, efficient, and cost-effective, resulting in rapid growth. Heat treatment methods for straight seam steel pipes include: The mold layout should be rati
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2025-09-15 In the vast field of metal materials, stainless steel, with its unique corrosion resistance, high-temperature resistance, and mechanical strength, holds a pivotal position in numerous industrial applications. As a type of austenitic stainless steel, S31041 stainless steel, with its excellent overall
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2025-09-12 Stainless steel pressure pipes are essential components in modern industry and are widely used in the petroleum, chemical, nuclear, pharmaceutical, food processing, and various fluid transmission systems. Seamless stainless steel pipes for pressure pipes serve as the core material, and their perform
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2025-09-11 Corrosion Resistance of Stainless Steel Pressure Pipes: Meeting the Challenges of Complex Media EnvironmentsIn chemical production, materials often contain acids, alkalis, organic solvents, or corrosive gases, posing severe challenges to piping materials. Stainless steel pressure pipes, particularly
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2025-09-10 These precautions should be taken. If you want to obtain high-quality welds, you need to pay attention to the following issues during the assembly and welding of the flange. First, the assembly and connection of the flange and the steel pipe. The assembly quality of the flange and the steel pipe not
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