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China Wholesale 16 Inch Seamless Steel Pipe Exporters - 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...
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China Wholesale 200mm Galvanised Pipe Exporters - 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...
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China Wholesale 3pe Steel Pipe Per Meter Exporters - High Quality Steel Plate – Xinsuju
Product Desscription The width of the sheet is 500 ~ 1500 mm; The width of the thickness is 600 ~ 3000 mm. Thin plates are divided into ordinary steel, high-quality steel, alloy steel, spring steel, stainless steel, tool steel, heat-resistant steel, bearing steel, silicon steel and industrial pure iron thin plates; According to professional use, there are oil barrel plate, enamel plate, bulletproof plate, etc; According to the surface coating, there are galvanized sheet, tinned sheet, le...
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China Wholesale Galvanized Pipe Price 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...
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China Wholesale Carbon Steel Plate Price List Exporters - High Quality Steel Plate – Xinsuju
Product Desscription The width of the sheet is 500 ~ 1500 mm; The width of the thickness is 600 ~ 3000 mm. Thin plates are divided into ordinary steel, high-quality steel, alloy steel, spring steel, stainless steel, tool steel, heat-resistant steel, bearing steel, silicon steel and industrial pure iron thin plates; According to professional use, there are oil barrel plate, enamel plate, bulletproof plate, etc; According to the surface coating, there are galvanized sheet, tinned sheet, le...
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China Wholesale Gi Rectangular Tube Suppliers - 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...
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China Wholesale 1.5 Inch Galvanized Steel Pipe Manufacturers - High Quality Seamless Steel Pipe – Xinsuju
Production Process The general production process of seamless steel pipe can be divided into cold drawing and hot rolling. The production process of cold-rolled seamless steel pipe is generally more complex than hot rolling. The pipe blank must first be subject to three roll continuous rolling, and the sizing test shall be carried out after extrusion. If the surface does not respond to the crack, the round pipe must be cut by a cutter to cut the blank with a growth of about one meter. Th...
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China Wholesale 16 Inch Seamless Steel Pipe Factories - High Quality Seamless Steel Pipe – Xinsuju
Production Process The general production process of seamless steel pipe can be divided into cold drawing and hot rolling. The production process of cold-rolled seamless steel pipe is generally more complex than hot rolling. The pipe blank must first be subject to three roll continuous rolling, and the sizing test shall be carried out after extrusion. If the surface does not respond to the crack, the round pipe must be cut by a cutter to cut the blank with a growth of about one meter. Th...
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China Wholesale Schedule 80 Steel Pipe Price Factories - High Quality Steel Plate – Xinsuju
Product Desscription The width of the sheet is 500 ~ 1500 mm; The width of the thickness is 600 ~ 3000 mm. Thin plates are divided into ordinary steel, high-quality steel, alloy steel, spring steel, stainless steel, tool steel, heat-resistant steel, bearing steel, silicon steel and industrial pure iron thin plates; According to professional use, there are oil barrel plate, enamel plate, bulletproof plate, etc; According to the surface coating, there are galvanized sheet, tinned sheet, le...
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China Wholesale 48.6mm Scaffold 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...
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China Wholesale 30 Inch Seamless Steel Pipe Factories - 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...
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China Wholesale 75×75 Angle Steel Exporters - 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...
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