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  • China Wholesale 30×30 Steel Angle Manufacturers - High Quality Galvanized Steel Plate – Xinsuju

    China Wholesale 30×30 Steel Angle Manufacturers - High Quality Galvanized Steel Plate – Xinsuju

    product type Galvanized steel plate is divided into ordinary electrolytic plate and fingerprint resistant electrolytic plate. Fingerprint resistant plate adds a fingerprint resistant treatment on the basis of ordinary electrolytic plate, which can resist sweat. It is generally used on parts without any treatment, and the brand is secc-n. Ordinary electrolytic plate can be divided into phosphating plate and passivation plate. Phosphating is commonly used. The brand is secc-p, commonly kno...
  • China Wholesale Sch 80 Stainless Pipe Manufacturers - High Quality Seamless Steel Pipe – Xinsuju

    China Wholesale Sch 80 Stainless 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...
  • China Wholesale Sch 80 Seamless Pipe Manufacturers - High Quality Seamless Square Pipe  – Xinsuju

    China Wholesale Sch 80 Seamless Pipe Manufacturers - 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 304 Stainless Steel Square Pipe Factories - High Quality Seamless Steel Pipe – Xinsuju

    China Wholesale 304 Stainless Steel Square 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...
  • China Wholesale A53 Seamless Steel Pipe Suppliers - High Quality Galvanized Steel Coil – Xinsuju

    China Wholesale A53 Seamless Steel Pipe 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 50mm Galvanized Steel Pipe Manufacturers - Angle Steel – Xinsuju

    China Wholesale 50mm Galvanized Steel Pipe Manufacturers - 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 1/2 Inch Galvanized Steel Pipe Factories - High Quality Galvanized Steel Coil – Xinsuju

    China Wholesale 1/2 Inch Galvanized Steel Pipe Factories - 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 150×150 Steel Square Pipe Exporters - High Quality Galvanized Steel Coil – Xinsuju

    China Wholesale 150×150 Steel Square 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 Welded Steel Pipe Suppliers - High Quality Galvanized Steel Plate – Xinsuju

    China Wholesale Galvanized Welded Steel Pipe Suppliers - High Quality Galvanized Steel Plate – Xinsuju

    product type Galvanized steel plate is divided into ordinary electrolytic plate and fingerprint resistant electrolytic plate. Fingerprint resistant plate adds a fingerprint resistant treatment on the basis of ordinary electrolytic plate, which can resist sweat. It is generally used on parts without any treatment, and the brand is secc-n. Ordinary electrolytic plate can be divided into phosphating plate and passivation plate. Phosphating is commonly used. The brand is secc-p, commonly kno...
  • China Wholesale Welded Steel Pipe Sizes And Price List Exporters - High Quality Steel Plate         – Xinsuju

    China Wholesale Welded Steel Pipe Sizes And 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...
  • China Wholesale Galvanized Seamless Steel Pipe Suppliers - High Quality Welded Steel Pipe – Xinsuju

    China Wholesale Galvanized Seamless Steel Pipe Suppliers - 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 Seamless Carbon Steel Pipe Factories - High Quality Stainless Steel Pipe – Xinsuju

    China Wholesale Seamless Carbon Steel Pipe 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...