Jis Scm440 Din 1 7225 Aisi 4140 Steel Round Bar Supply - China

What is AISI 4140 Steel? AISI 4140 alloy steel round bar sheet plate belongs to medium hardenability steel.

AISI 4140 steel has high fatigue strength and low notch sensitivity.

Low-temperature impact toughness is also very high, no obvious temper brittleness.

AISI 4140 steel round bar is mainly used after quenching and tempering state.

it is used to manufacture high-strength parts under impact loads and the fittings with large cross-sections and other stressed members.

Such as the horizontal eccentric shaft of the horizontal forging machine, the crankshaft of the forging press, and etc.

Its equivalent grade is JIS SCM440 and DIN 1.7225 - The properties and composition of 4140 steel round bar sheet plate as below.

ASTM 4140 Steel Application

4140 steel is medium hardenability steel with good strength and good comprehensive mechanical properties after heat treatment.

It has good manufacturability.

The maximum temperature of use is 427 °C.

It can be used to make turbine fastener, tool bodies, forming dies, brake dies and etc.

And it also as the material of Oil deep well drill pipe joints and fishing tools below 2000m.

AISI 4140 Steel Characteristics

1 - It is low alloy steel with chromium, molybdenum, and manganese.

2 - Great toughness, fatigue strength, abrasion and impact resistance.

3 - It is widely be used in the industry due to its excellent versatility and usefulness.

4 - The higher carbon content in it, the higher the strength and heat treatment capabilities it is.

5 - It can be oil hardened to relatively high hardenability.

Songshun specialized in Special Steel for almost 20 years.

We can supply mold steel, high speed steel, alloy steel, free cutting steel and etc.

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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.
  
  We can supply mold steel, high speed steel, alloy steel, free cutting steel and etc.
  
  Welcome your contact 24 hours a day!!!
  
  Skype/Whatsapp/We chat: +86-18269260283
  
  Songshun Tiktok: mikizhuo
  
  Songshun Facebook: Songshun Steel
  
  Songshun YouTube: MiKi Zhuo
  
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