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  • Carbon Steel Pipes Manufacturer & Supplier in China

    Carbon Steel Pipes Manufacturer & Supplier in China

    China Carbon Steel Pipe Manufacturers, Suppliers, Exporters and Stockists - Hunan Great Steel Pipe Co., Ltd   Hunan Great Steel Pipe Co., Ltd is one of the largest Carbon Steel Pipe Manufacturers in China. We have been an important part of the growth and development of the Chinese market and qual...
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  • Can carbon steel tube be used for desalinated water treatment?

    Can carbon steel tube be used for desalinated water treatment?

    1. Application of carbon steel tube in desalinated water treatment Desalinated water treatment is one of the essential processes in modern production, and various pipes have emerged as the times require. Carbon steel tubee, as a common industrial building material, is also considered for use in d...
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  • What are the classifications and applications of carbon steel tubes?

    What are the classifications and applications of carbon steel tubes?

    The seamless steel tube manufacturer will briefly introduce the specific classification and function of carbon steel tube. 1. General carbon steel tube Generally, steel with a carbon content of ≤0.25% is called low-carbon steel. The annealed structure of low-carbon steel is ferrite and a small am...
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  • Precautions and acceptance criteria for purchasing welded steel pipes

    Precautions and acceptance criteria for purchasing welded steel pipes

    The raw materials of welded steel pipes are ordinary low carbon steel, low alloy steel or high manganese steel, etc., which are widely used in boilers, automobiles, ships, light steel structure doors and windows, furniture, various agricultural machinery, high-rise shelves, containers, etc. So wh...
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  • What are the non-destructive testing of seamless pipes?

    What are the non-destructive testing of seamless pipes?

    What is non-destructive testing? Non-destructive testing, referred to as NDT, is a modern inspection technology that detects the shape, position, size and development trend of internal or external defects without damaging the object to be inspected. It has been widely used in steel pipe productio...
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  • Quality requirements for carbon steel pipes

    Quality requirements for carbon steel pipes

    Quality requirements for carbon steel pipes: 1. Chemical composition Requirements are put forward for the content of harmful chemical elements As, Sn, Sb, Bi, Pb and gas N, H, O, etc. In order to improve the uniformity of the chemical composition in the steel and the purity of the steel, reduce t...
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  • What is the material of the spiral pipe?

    What is the material of the spiral pipe?

    Spiral pipe is a spiral seam steel pipe made of strip steel coil as raw material, extruded at regular temperature, and welded by automatic double-wire double-sided submerged arc welding process. The spiral steel pipe feeds the steel strip into the welded pipe unit. After being rolled by multiple ...
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  • How to Solve Bubble Problem of Precision Light Pipe

    How to Solve Bubble Problem of Precision Light Pipe

    Heat strengthened, high impact toughness, may not be sensitive to lack. Excellent thermoplastic, high speed extrusion into a complex structure, thin-walled, hollow profiles of various, or forgings forged into complex structures. Quenching temperature range, low quench sensitivity, after extrusion...
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  • Coiled Tubing Manufacturing Technology

    Coiled Tubing Manufacturing Technology

    Coiled tubing is a single length of several kilometers and repeated bending, achieve multiple plastic deformation of the new oil pipe. Coiled tubing equipment and its operation is called “universal working machine” in the foreign countries such as the United States, Canada and other c...
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  • Large-caliber Straight Seam Steel Pipe Production Process

    Large-caliber Straight Seam Steel Pipe Production Process

    1. Before molding work Raw materials that strip, wire, flux. We must go through rigorous physical and chemical testing before it is put. Strip head and tail docking, single or double wire submerged arc welding, in rolled steel by automatic submerged arc welding. 2. The molding process Electric co...
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  • Continuous Rolling Production Process

    Continuous Rolling Production Process

    Continuous rolling tube (hereinafter referred to as MPM) process is a mandrel refers to wear long capillary column continuously through a series arrangement rack, rolling and rolling method conforms to become rolling mother pipe size requirements. Its distinguishing feature is the large capacity,...
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  • Longitudinal Molding Principles and Methods

    Longitudinal Molding Principles and Methods

    Pipe forming the strip is unequal curvature composite longitudinal deformation process and continuous operation in cross section, and the strip is bent by the force of a multi-directional deformation process. The basic principle of straight seam steel pipe forming theory is by the action of an ex...
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