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  • China Wholesale Alvanized Sheet Coil Factories - High Quality Spiral Steel Pipe  – Xinsuju

    China Wholesale Alvanized Sheet Coil 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...
  • China Wholesale Api 5l Seamless Pipe Suppliers - High Quality Seamless Square Pipe  – Xinsuju

    China Wholesale Api 5l Seamless Pipe Suppliers - High Quality Seamless Square Pipe – Xinsuju

    Process flow Round steel — tube blank — Inspection — Heating — perforation — sizing — hot rolling — flat head — Inspection — pickling — spherical annealing — cold drawing — forming — mouth alignment — inspection. Purpose 1. Seamless steel pipe for structure (GB / T8162-1999) is a seamless steel pipe for general structure and mechanical structure. 2. Seamless steel pipe for fluid transportation (GB /...
  • China Wholesale Galvanized Steel Pipe Price Per Kg Manufacturers - High Quality Steel Plate         – Xinsuju

    China Wholesale Galvanized Steel Pipe Price Per Kg Manufacturers - 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...
  • China Wholesale 40×40 Square Steel Pipe Factories - High Quality Galvanized Steel Pipe – Xinsuju

    China Wholesale 40×40 Square Steel Pipe Factories - 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 Stainless Steel Round Pipe Suppliers - High Quality Stainless Steel Pipe – Xinsuju

    China Wholesale Stainless Steel Round Pipe Suppliers - High Quality Stainless Steel Pipe – Xinsuju

    Product Desscription Brinell, Rockwell and Vickers hardness indexes are commonly used to measure the hardness of stainless steel pipes. Stainless steel pipes can be divided into CR series (400 Series), Cr Ni series (300 Series), Cr Mn Ni series (200 Series) and precipitation hardening series (600 Series). 200 series – chromium nickel manganese austenitic stainless steel 300 series – chromium nickel austenitic stainless steel. Production Process Production process of sta...
  • China Wholesale 50×50 Square Steel Pipe Manufacturers - High Quality Square Steel Pipe – Xinsuju

    China Wholesale 50×50 Square Steel Pipe Manufacturers - 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 Square Iron Pipe Exporters - High  Quality Stainless Carbon Plate – Xinsuju

    China Wholesale Square Iron Pipe Exporters - High Quality Stainless Carbon Plate – Xinsuju

    Product Desscription Stainless steel plate is generally the general name of stainless steel plate and acid resistant steel plate. It came out at the beginning of this century. The development of stainless steel plate has laid an important material and technical foundation for the development of modern industry and scientific and technological progress. There are many kinds of stainless steel plates with different properties. product type It has gradually formed several categories i...
  • China Wholesale Sch40 Galvanized Steel Pipe Exporters - High Quality Seamless Steel Pipe – Xinsuju

    China Wholesale Sch40 Galvanized Steel Pipe Exporters - 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...
  • China Wholesale Galvanized Iron Pipe Price Suppliers - High  Quality Stainless Carbon Plate – Xinsuju

    China Wholesale Galvanized Iron Pipe Price Suppliers - High Quality Stainless Carbon Plate – Xinsuju

    Product Desscription Stainless steel plate is generally the general name of stainless steel plate and acid resistant steel plate. It came out at the beginning of this century. The development of stainless steel plate has laid an important material and technical foundation for the development of modern industry and scientific and technological progress. There are many kinds of stainless steel plates with different properties. product type It has gradually formed several categories i...
  • China Wholesale Ss 316 Price Per Kg Manufacturers - High Quality Stainless Steel Pipe – Xinsuju

    China Wholesale Ss 316 Price Per Kg Manufacturers - High Quality Stainless Steel Pipe – Xinsuju

    Product Desscription Brinell, Rockwell and Vickers hardness indexes are commonly used to measure the hardness of stainless steel pipes. Stainless steel pipes can be divided into CR series (400 Series), Cr Ni series (300 Series), Cr Mn Ni series (200 Series) and precipitation hardening series (600 Series). 200 series – chromium nickel manganese austenitic stainless steel 300 series – chromium nickel austenitic stainless steel. Production Process Production process of sta...
  • China Wholesale Galvanized Steel Pipe Exporters - High Quality Galvanized Steel Coil – Xinsuju

    China Wholesale Galvanized Steel Pipe Exporters - 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 I-Beam Suppliers - High Quality Galvanized Steel Coil – Xinsuju

    China Wholesale Galvanized I-Beam 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...