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  • The diameter is 20mm-610mm Hot rolled carbon steel round rod
  • price per kg High speed tool steel AISI M2 DIN 1.3343 SKH9 SKH51 hot cold rolled round bar

    price per kg High speed tool steel AISI M2 DIN 1.3343 SKH9 SKH51 hot cold rolled round bar

    Round steel is divided into three types: hot rolled, forged, and cold drawn. The specifications of hot-rolled round steel are 5.5-250mm. Among them, 5.5-25mm small round steel is mostly supplied in bundles of straight bars, which are often used as reinforcement, bolts and various Machine element; Round steel larger than 25mm is mainly used for manufacturing Machine element, seamless steel tube billets, etc.Number: Q195, Q235, 10, 20, 35, 45, Q215, Q345, 12Cr1MoV, 15CrMo, 304, 316, 20Cr, 40Cr, 20CrMo, 35CrMo, 42CrMo, 40CrNiMo, GCR15, 65Mn, 50Mn, 50Cr, 3CrMo 2w8v, 20crmnti, 5crnnmmo

  • a335 p91 stpg38 sa 192 20g high pressure boiler steel pipe alloy seamless Carbon Steel Pipe

    a335 p91 stpg38 sa 192 20g high pressure boiler steel pipe alloy seamless Carbon Steel Pipe

    High pressure boiler tube is a type of boiler tube that belongs to the category of seamless steel pipes. The manufacturing method is the same as seamless pipes, but there are strict requirements for the steel grade used in the manufacturing of steel pipes. High pressure boiler tubes are often subjected to high temperature and pressure conditions when used. Under the action of high-temperature flue gas and water vapor, the tubes can undergo oxidation and corrosion. Steel pipes are required to have high endurance strength, high oxidation and corrosion resistance, and good organizational stability. High pressure boiler tubes are mainly used to manufacture superheater tubes, reheater tubes, air ducts, main steam pipes, etc. for high and ultra-high pressure boilers.

  • Factory direct sales precision bright tube seamless steel pipe Thin-Wall Steel Tube Astm A53 /A 106 Steel Tube

    Factory direct sales precision bright tube seamless steel pipe Thin-Wall Steel Tube Astm A53 /A 106 Steel Tube

    Precision steel pipe is a kind of high precision steel pipe material after cold drawing or hot rolling. Due to the advantages of no oxide layer on the inner and outer walls of precision steel pipe, no leakage under high pressure, high precision, high finish, no deformation during cold bending, no expansion, flattening and no crack, it is mainly used to produce pneumatic or hydraulic components, such as air cylinder or oil cylinder, which can be seamless pipe or welded pipe.

  • China Alloy Seamless Steel Tube Factory/ 4140 4142 Alloy Structure Pipe /Seamless steel tubes for structural purposes

    China Alloy Seamless Steel Tube Factory/ 4140 4142 Alloy Structure Pipe /Seamless steel tubes for structural purposes

    Compared with solid steel such as round steel, seamless steel pipe for structure has the same bending and torsion strength and lighter weight. It is a kind of economical section steel, which is widely used in the manufacture of structural parts and mechanical parts such as oil drill pipe, automobile transmission shaft, bicycle frame, construction steel scaffold, etc. It only requires strength and rigidity, but not tightness of steel pipe.

  • Cold Rolling Precision Steel Tubes Carbon Steel Tube 2mm Q235 ASTM A53Gr.B

    Cold Rolling Precision Steel Tubes Carbon Steel Tube 2mm Q235 ASTM A53Gr.B

    Precision steel pipe is a kind of high precision steel pipe material after cold drawing or hot rolling. Due to the advantages of no oxide layer on the inner and outer walls of precision steel pipe, no leakage under high pressure, high precision, high finish, no deformation during cold bending, no expansion, flattening and no crack, it is mainly used to produce pneumatic or hydraulic components, such as air cylinder or oil cylinder, which can be seamless pipe or welded pipe.

  • China Precision Steel Tube Manufacturers Small Diameter Seamless Steel Pipe

    China Precision Steel Tube Manufacturers Small Diameter Seamless Steel Pipe

    Precision steel pipe is a kind of high precision steel pipe material after cold drawing or hot rolling. Due to the advantages of no oxide layer on the inner and outer walls of precision steel pipe, no leakage under high pressure, high precision, high finish, no deformation during cold bending, no expansion, flattening and no crack, it is mainly used to produce pneumatic or hydraulic components, such as air cylinder or oil cylinder, which can be seamless pipe or welded pipe.

  • Astm A106 Gr. B Hot Rolled Seamless Steel Pipe Astm A53 /A 106 Steel Tube Thin-Wall Steel Tube

    Astm A106 Gr. B Hot Rolled Seamless Steel Pipe Astm A53 /A 106 Steel Tube Thin-Wall Steel Tube

    Thin walled seamless steel tube is made of steel ingot or solid tube blank by piercing, and then by hot rolling, cold rolling or cold drawing. Thin walled seamless steel pipe plays an important role in China’s steel pipe industry< φ 76%, accounting for 35%< φ 159-650, accounting for 25%.

  • China Precision Steel Tube Manufacturers Cold Drawn Seamless Manufacturers Astm T91 Boiler Tube Factories

    China Precision Steel Tube Manufacturers Cold Drawn Seamless Manufacturers Astm T91 Boiler Tube Factories

    Thin walled seamless steel tube is made of steel ingot or solid tube blank by piercing, and then by hot rolling, cold rolling or cold drawing. Thin walled seamless steel pipe plays an important role in China’s steel pipe industry< φ 76%, accounting for 35%< φ 159-650, accounting for 25%.

  • 1045 Seamless Steel Tube S20c Seamless Steel Tube Hydraulic Cylinder Honed Tube Seamless Factories

    1045 Seamless Steel Tube S20c Seamless Steel Tube Hydraulic Cylinder Honed Tube Seamless Factories

    Thin walled seamless steel tube is made of steel ingot or solid tube blank by piercing, and then by hot rolling, cold rolling or cold drawing. Thin walled seamless steel pipe plays an important role in China’s steel pipe industry< φ 76%, accounting for 35%< φ 159-650, accounting for 25%.

  • 40Cr 5140 41cr4 Hot Rolled Seamless Steel Pipe Astm T91 Boiler Tube Seamless Alloy Steel Pipe P11 Alloy Steel Tube

    40Cr 5140 41cr4 Hot Rolled Seamless Steel Pipe Astm T91 Boiler Tube Seamless Alloy Steel Pipe P11 Alloy Steel Tube

    40Cr steel is one of the most widely used steels in machinery manufacturing industry. After quenching and tempering, it has good comprehensive mechanical properties, good low temperature impact toughness and low notch sensitivity. The hardenability of the steel is good, and it can be quenched to the maximum when water quenched Ф 28 ~ 60mm, oil quenched to Ф 1540mmWhen the hardness is 174 ~ 229hb, the relative machinability is 60%. The steel is suitable for making medium plastic mould.

  • Seamless Alloy Steel Pipe 180*22 180*25 40cr Alloy Tube 4140 Alloy Structure Pipe

    Seamless Alloy Steel Pipe 180*22 180*25 40cr Alloy Tube 4140 Alloy Structure Pipe

    40Cr steel is one of the most widely used steels in machinery manufacturing industry. After quenching and tempering, it has good comprehensive mechanical properties, good low temperature impact toughness and low notch sensitivity. The hardenability of the steel is good, and it can be quenched to the maximum when water quenched Ф 28 ~ 60mm, oil quenched to Ф 1540mmWhen the hardness is 174 ~ 229hb, the relative machinability is 60%. The steel is suitable for making medium plastic mould.

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