Forged Alloy Steel 4340 Sheets Plate Flat Bar China Manufacture - China

4340 steel is nickel-chromium-molybdenu m alloy steel .

It will get high strength after the heat treat.

And it has good toughness, fatigue resistance, impact toughness and etc.

4340 steel round bar sheet plate will get high tensile strength, hardness and toughness after heat treatment.

It is used widely in the transmission components of heavy chemical machinery.

Different sections of each part of the casting which cause the temperature difference stress and phase transformation stress.

Its equivalent grade is JIS SNCM439 and DIN 1.6563 - The properties and composition of 4340 steel round bar sheet plate as below.

Forging of 4340 alloy steel:

4340 steel is first preheated up to 1150°C – 1200°C for forging until uniform temperature throughout the section

Do not forge below 850 °C, 4340 has good forging characteristics, but care must be taken when cooling as the steel can easily crack.

After the forging operation, the workpiece should be cooled as slowly as possible.

It is recommended to cool in sand or dry lime etc.

We provide high-quality steel, ex-factory price, support customization, strong company and factory strength; welcome your inquiry and order;please contact us for quotes.

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Company Contact:

• Posted By: Dongguan Songshun Mould Steel Co., Ltd.

• Phone: 076985475596

• Address: 1st Floor, No. 1, Dongda Fourth Street, Shatou Community, Chang'an Town, Dongguan , Guangdong , China

• Email:

• Website: https://songshunsteel.com/

• Business Description: Established in 2009,Songshun Steel supplies a wide range of carbon, alloy and tool steel products, including high speed tool steel, cold work tool steel, hot work tool steel, plastic mould steel, engineering steel and machine structural steel etc.
  
  After more than 10 years development and growing, Songshun Steel becomes one comprehensive special steel factory, stockist and exporter.
  
  Combined with experienced exporting team and professional technical knowledge, Songshun Steel offers both technical advice and support, as well as global professional steel solution and service.
  
  Due to satisfactory reliable quality and professional service, Songshun expands our market worldwide, such as Colombia, Chile, Spain, Turkey, Iran, Vietnam, Malaysia ,UAE, Canada, Brazil, Mexico and so on.
  
  Songshun specialized in Special Steel for almost 20 years.
  
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