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  • What precautions should be taken when welding steel pipe

    What precautions should be taken when welding steel pipe

    1. Cleaning and Preparing the Steel Pipe: Before beginning steel pipe welding, ensure all materials are clean, free of oil, dirt, and rust. Remove any paint or coating from the weld area. Use sandpaper or a wire brush to remove any surface oxide. 2. Using the Correct Electrode: Select the appropr...
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  • Introduction to Oil Casing of the Petroleum Industry Project

    Introduction to Oil Casing of the Petroleum Industry Project

    Seamless steel pipes are widely used in our daily lives, with a particularly important application being as energy transport channels for oil, natural gas, and other energy sources. They can be laid not only on land but also on the seabed, greatly facilitating the flow of energy between regions a...
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  • How to ensure the quality and performance of Q460ND high-strength steel plate meet requirements

    How to ensure the quality and performance of Q460ND high-strength steel plate meet requirements

    First, Overview of Q460ND Steel Plate Q460ND is a low-alloy, high-strength steel widely used in a variety of fields, including construction, bridges, petrochemicals, and shipbuilding, due to its excellent performance. This steel not only possesses high strength and toughness, but also excellent f...
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  • S355J2H Seamless Steel Pipe Grades and Performance Characteristics

    S355J2H Seamless Steel Pipe Grades and Performance Characteristics

    First, S355J2H Seamless Steel Pipe Grades 1. Chemical Composition - Carbon: The carbon content in S355J2H steel typically does not exceed 0.24%. Carbon is one of the key elements determining steel’s strength. A moderate amount of carbon enhances its hardness and strength. However, excessive...
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  • About the Manufacturing and Application of 100CrMo7 Seamless Steel Pipes

    About the Manufacturing and Application of 100CrMo7 Seamless Steel Pipes

    In the steel industry, 100CrMo7 seamless steel pipes are an important material with a wide range of applications and manufacturing processes. 1. Introduction to 100CrMo7 Seamless Steel Pipes 100CrMo7 is a high-quality structural alloy steel. Its main components include carbon, chromium, and molyb...
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  • Discussion and Application of Q235E Seamless Steel Pipe Specifications

    Discussion and Application of Q235E Seamless Steel Pipe Specifications

    Seamless steel pipe, as an important industrial material, is widely used in construction, petroleum, chemical, shipbuilding, and machinery manufacturing. Q235E seamless steel pipe, with its unique performance and specifications, has attracted considerable attention in the industry. First, Charact...
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