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  • Application fields of large-diameter plastic-coated steel pipes

    Application fields of large-diameter plastic-coated steel pipes

    Large-diameter plastic-coated steel pipes are mainly made of spiral steel pipes or seamless steel pipes as the base material. It is not recommended to use straight-seam welded pipes. Straight-seam welded pipes are usually not as good as spiral steel pipes in terms of pressure bearing, and the cos...
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  • Common defects and control measures of pickled steel plates

    Common defects and control measures of pickled steel plates

    1. Overview of pickled products: Pickled steel plates are made of hot-rolled steel coils. After pickling, the surface quality and use requirements of pickled steel plates are intermediate products between hot-rolled steel plates and cold-rolled steel plates. Compared with hot-rolled steel plates,...
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  • How to increase the hardness of the surface of thick-walled stainless steel pipes

    How to increase the hardness of the surface of thick-walled stainless steel pipes

    Thick-walled stainless steel pipes have many advantages, such as high-temperature oxidation resistance, strong corrosion resistance, good plasticity, excellent welding performance, etc., and are widely used in various civil industrial fields. However, due to the low hardness and low wear resistan...
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  • Steel pipe A33 is used as a sturdy choice for construction

    Steel pipe A33 is used as a sturdy choice for construction

    Steel pipe A33, as an important material in the construction field, bears the weight and pressure of building structures such as buildings, bridges, and pipelines. Its advantages lie in its durability, easy processing, and environmental protection, and it has been widely used and favored. 1. Char...
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  • K235D steel pipe is an application and development of high-quality steel

    K235D steel pipe is an application and development of high-quality steel

    Steel pipe is an important material widely used in construction, engineering, petroleum, chemical industry, aerospace, and other fields. Among the many varieties of steel pipes, K235D steel pipe has attracted much attention for its high-quality performance and wide application fields. First, the ...
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  • D508 steel pipe has superior performance and wide application

    D508 steel pipe has superior performance and wide application

    D508 steel pipe is a steel pipe product with superior performance and wide application. It has the advantages of high strength, wear resistance, corrosion resistance, etc., and has important applications in engineering construction, machinery manufacturing, energy transportation, and other fields...
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