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  • Mild carbon steel pipe

    Mild carbon steel pipe

    Mild carbon steel pipe is one of boilr pipes used in the the power plant boiler pipe. Most of these tubes work under high temperature and pressure, therefore, there is certain requirements on the mechanical properties of mild carbon steel pipe, welding performance and organizational performance, ...
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  • Quenching technology of straight seam welded pipe

    Quenching technology of straight seam welded pipe

    Straight seam welded pipe surface quenching and tempering heat treatment is usually carried out by induction heating or flame heating. The main technical parameters are surface hardness, local hardness and effective hardened layer depth. Hardness testing can use Vickers hardness tester, Rockwell ...
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  • Pipeline corrosion detection

    Pipeline corrosion detection

    Pipeline corrosion detection refers to in-pipe detection for the purpose of detecting metal loss such as pipe wall corrosion. The basic method used to understand the damage of the pipeline in service in the working environment and ensure that defects and damage are detected before serious problem...
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  • Working principle of pipe jacking

    Working principle of pipe jacking

    Pipe jacking construction is an underground pipeline construction method developed after shield construction. It does not require excavation of surface layers, and can pass through roads, railways, rivers, surface buildings, underground structures, and various underground pipelines. Pipe jacking ...
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  • Continuous rolling process of straight seam steel pipe

    Continuous rolling process of straight seam steel pipe

    Straight seam steel pipe continuous rolling process, the continuous rolling process is used in the continuous rolling and diameter reduction process of the steel pipe. Continuous steel pipe rolling is a process in which a steel pipe and a core rod move together in multiple stands. The deformation...
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  • Applications of hot extrusion steel pipes

    Applications of hot extrusion steel pipes

    Hot extrusion process meets stringent product standards, widely used in military, nuclear power, petrochemical, and other cutting-edge areas of aviation and a variety of stainless steel tubes, high-quality high-temperature corrosion steel pipe, steel pipe and other steel titanium and titanium all...
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  • High Temperature Carbon Steel tube

    High Temperature Carbon Steel tube

    ASTM A179, A192, A210 specification covers Carbon Steel Seamless tube for high-temperature service. These pipe are used heat exchangers, condensers, High Temperature Material should furnish to Specification A 530. GB5310-2008 is applicable to seamless tubes for making steam boiler whose pressure ...
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  • Pros and cons of seamless steel tubes

    Pros and cons of seamless steel tubes

    The seamless tube is made of strong steel blocks without any welds. Welds may represent weak areas (susceptible to corrosion, corrosion and general damage). Compared with welded tubes, seamless tubes have a more predictable and more precise shape in terms of roundness and ovality. The main disadv...
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  • What is OCTG?

    What is OCTG?

    OCTG is the abbreviation of Oil Country Tubular Goods, mainly refers to the pipeline products used for oil and gas production (drilling activities). OCTG tubes are usually manufactured according to API or related standard specifications.   There are three main types, including drill pipe, ca...
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