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  • China Wholesale Gi Rectangular Tube Suppliers - High Quality Spiral Steel Pipe  – Xinsuju

    China Wholesale Gi Rectangular Tube Suppliers - High Quality Spiral Steel Pipe – Xinsuju

    product material Commonly used spiral pipe materials in China generally include: Q235A, Q235B, Q345, L245, L290, X42, X52, X60, X70, X80, 0Cr13, 1Cr17, 00cr19ni11, 1Cr18Ni9 and 0cr18ni11nb. Common standards for spiral pipes are generally divided into: SY / t5037-2018 (ministerial standard, also known as spiral seam submerged arc welded steel pipe for ordinary fluid transmission pipeline), GB / T9711.1-1997 (national standard, also known as technical delivery conditions of transmission st...
  • China Wholesale Gi Square Pipe Manufacturers - High Quality Galvanized Steel Coil – Xinsuju

    China Wholesale Gi Square Pipe Manufacturers - High Quality Galvanized Steel Coil – Xinsuju

    Product Desscription There are many materials and classifications of hot-dip galvanized coil, including ordinary plate and deep drawing plate, patterned plate and non patterned plate (environmental protection and non environmental protection), the height of zinc layer, and the commonly used steel grades are SGCC, dc51d + Z (52d.53d…), dx51d + Z (52d.53d…), st02z (03.04…), etc. Production process flow: uncoiling, welding, pretreatment, inlet looper, heating furnace annea...
  • China Wholesale Galvanized Square Steel Pipe Suppliers - High Quality Galvanized Square Pipe – Xinsuju

    China Wholesale Galvanized Square Steel Pipe Suppliers - High Quality Galvanized Square Pipe – Xinsuju

    Hot dip galvanized square pipe Hot dip galvanized square pipe: it is a square pipe welded after crimping and forming with steel plate or steel strip, and on the basis of this square pipe, the square pipe is placed in the hot-dip galvanized pool and formed after a series of chemical reactions. Galvanized square pipe is divided into hot-dip galvanized square pipe and cold galvanized square pipe from the production process. It is precisely because of the different processing of the two galv...
  • China Wholesale Galvanized Square Steel Pipe Suppliers - High Quality Galvanized Steel Pipe – Xinsuju

    China Wholesale Galvanized Square Steel Pipe Suppliers - High Quality Galvanized Steel Pipe – Xinsuju

    Product Details Hot dip galvanized steel pipe is to make molten metal react with iron matrix to produce alloy layer, so as to combine the matrix and coating. Hot dip galvanizing is to pickle the steel pipe first. In order to remove iron oxide on the surface of the steel pipe, after pickling, it is cleaned in ammonium chloride or zinc chloride aqueous solution or ammonium chloride and zinc chloride mixed aqueous solution tank, and then sent to the hot dip galvanizing tank. Hot dip galvani...
  • China Wholesale 100×100 Galvanized Square Steel Pipe Suppliers - Angle Steel – Xinsuju

    China Wholesale 100×100 Galvanized Square Steel Pipe Suppliers - Angle Steel – Xinsuju

    product type Classification of section steel: according to different smelting quality of steel, section steel is divided into ordinary section steel and high-quality section steel. According to the current metal product catalogue, ordinary section steel is divided into large section steel, medium section steel and small section steel. According to its section shape, ordinary section steel can be divided into I-beam, channel steel, angle steel, H-section steel, round steel, etc. Produc...
  • China Wholesale Carbon Steel Welded Pipe Factories - High Quality Square Steel Pipe – Xinsuju

    China Wholesale Carbon Steel Welded Pipe Factories - High Quality Square Steel Pipe – Xinsuju

    Product Desscription As the name suggests, square pipe is a kind of square pipe type. Many materials can form square pipe body. It is used for what purpose and where. Most square pipes are steel pipes, which are unpacked, leveled, crimped and welded to form round pipes, which are rolled into square pipes, and then cut to the required length. Generally, there are 50 square tubes in each package. In terms of spot, most of them are in large specifications, ranging from 10 * 10 * 0.8-1.5 ~ ~...
  • China Wholesale Thick Wall Stainless Steel Tubing Factories - High Quality Welded Steel Pipe – Xinsuju

    China Wholesale Thick Wall Stainless Steel Tubing Factories - High Quality Welded Steel Pipe – Xinsuju

    product material Common materials of welded pipes are: Q235A, Q235C, Q235B, 16Mn, 20#, Q345, L245, L290, X42, X46, X60, X80, 0Cr13, 1Cr17, 00cr19ni11, 1Cr18Ni9, 0cr18ni11nb, etc. product type The blank used for welded steel pipe is steel plate or strip steel. Due to different welding processes, it is divided into furnace welded pipe, electric welding (resistance welding) pipe and automatic arc welded pipe. Because of their different welding forms, they are divided into straight seam...
  • China Wholesale Schedule 40 Galvanized Steel Pipe Exporters - High Quality Square Steel Pipe – Xinsuju

    China Wholesale Schedule 40 Galvanized Steel Pipe Exporters - High Quality Square Steel Pipe – Xinsuju

    Product Desscription As the name suggests, square pipe is a kind of square pipe type. Many materials can form square pipe body. It is used for what purpose and where. Most square pipes are steel pipes, which are unpacked, leveled, crimped and welded to form round pipes, which are rolled into square pipes, and then cut to the required length. Generally, there are 50 square tubes in each package. In terms of spot, most of them are in large specifications, ranging from 10 * 10 * 0.8-1.5 ~ ~...
  • China Wholesale 1/2 Inch Galvanized Steel Pipe Suppliers - High Quality Spiral Steel Pipe  – Xinsuju

    China Wholesale 1/2 Inch Galvanized Steel Pipe Suppliers - High Quality Spiral Steel Pipe – Xinsuju

    product material Commonly used spiral pipe materials in China generally include: Q235A, Q235B, Q345, L245, L290, X42, X52, X60, X70, X80, 0Cr13, 1Cr17, 00cr19ni11, 1Cr18Ni9 and 0cr18ni11nb. Common standards for spiral pipes are generally divided into: SY / t5037-2018 (ministerial standard, also known as spiral seam submerged arc welded steel pipe for ordinary fluid transmission pipeline), GB / T9711.1-1997 (national standard, also known as technical delivery conditions of transmission st...
  • China Wholesale 120×120 Square Pipe Manufacturers - High Quality Welded Steel Pipe – Xinsuju

    China Wholesale 120×120 Square Pipe Manufacturers - High Quality Welded Steel Pipe – Xinsuju

    product material Common materials of welded pipes are: Q235A, Q235C, Q235B, 16Mn, 20#, Q345, L245, L290, X42, X46, X60, X80, 0Cr13, 1Cr17, 00cr19ni11, 1Cr18Ni9, 0cr18ni11nb, etc. product type The blank used for welded steel pipe is steel plate or strip steel. Due to different welding processes, it is divided into furnace welded pipe, electric welding (resistance welding) pipe and automatic arc welded pipe. Because of their different welding forms, they are divided into straight seam...
  • China Wholesale Thick Wall Stainless Steel Tubing Suppliers - High Quality Galvanized Steel Coil – Xinsuju

    China Wholesale Thick Wall Stainless Steel Tubing Suppliers - High Quality Galvanized Steel Coil – Xinsuju

    Product Desscription There are many materials and classifications of hot-dip galvanized coil, including ordinary plate and deep drawing plate, patterned plate and non patterned plate (environmental protection and non environmental protection), the height of zinc layer, and the commonly used steel grades are SGCC, dc51d + Z (52d.53d…), dx51d + Z (52d.53d…), st02z (03.04…), etc. Production process flow: uncoiling, welding, pretreatment, inlet looper, heating furnace annea...
  • China Wholesale Black Square Pipe Manufacturers - High  Quality  Coating  Steel  Pipe – Xinsuju

    China Wholesale Black Square Pipe Manufacturers - High Quality Coating Steel Pipe – Xinsuju

    Folding is classified by manufacturing process (1) The manufacturing process of seamless steel pipe can be divided into several basic categories: hot rolled (extrusion), cold rolled (drawing) and hot expanded steel pipe. (2) According to the manufacturing process, welded pipe can be divided into straight seam welded steel pipe, spiral welded steel pipe, plate coil butt welded steel pipe and welded pipe thermal expansion steel pipe. Collapse by shape According to the shape, steel pip...