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  • China Wholesale 50mm Galvanised Pipe Suppliers - High Quality Galvanized Square Pipe – Xinsuju

    China Wholesale 50mm Galvanised 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 Carbon Steel Plate Price Suppliers - High Quality Galvanized Steel Coil – Xinsuju

    China Wholesale Carbon Steel Plate Price 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 8 Inch Stainless Steel Pipe Suppliers - High Quality Stainless Steel Pipe – Xinsuju

    China Wholesale 8 Inch Stainless Steel 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 Seamless Carbon Steel Pipe Suppliers - High Quality Seamless Steel Pipe – Xinsuju

    China Wholesale Seamless Carbon Steel Pipe Suppliers - 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 Q235b Square Steel Pipe Factories - High Quality Square Steel Pipe – Xinsuju

    China Wholesale Q235b Square Steel 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 1.5 Inch Scaffolding Pipe Suppliers - High Quality Galvanized Steel Pipe – Xinsuju

    China Wholesale 1.5 Inch Scaffolding 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 Thickness Of Scaffolding Pipe Exporters - High Quality Galvanized Square Pipe – Xinsuju

    China Wholesale Thickness Of Scaffolding Pipe 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...
  • China Wholesale Carbon Steel Welded Pipe Suppliers - High Quality Square Steel Pipe – Xinsuju

    China Wholesale Carbon Steel Welded Pipe Suppliers - 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 4mm Scaffolding Pipe Manufacturers - High Quality Stainless Steel Pipe – Xinsuju

    China Wholesale 4mm Scaffolding Pipe 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 Stainless Steel Pipe Price List Suppliers - High Quality Galvanized Square Pipe – Xinsuju

    China Wholesale Stainless Steel Pipe Price List 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 40×40 Square Steel Pipe Exporters - High Quality Galvanized Square Pipe – Xinsuju

    China Wholesale 40×40 Square Steel Pipe 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...
  • China Wholesale Lack Wood Factories - High Quality Stainless Steel Pipe – Xinsuju

    China Wholesale Lack Wood Factories - 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...