Songshun Chromium Molybdenum 4140 Steel Round Bar In China - China

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.

AISI 4140 Alloy Steel is a common chromium-molybdenum steel that usually used after quenched and tempered, with high intensity, high hardenability.

The alloy 4140 plate also has high fatigue strength and good low-temperature impact toughness.

Otai has great advantage on 4140 steel plate: 1500+ tons daily stock of 4140 alloy plate or flat bar.

Hot rolled / annealed / Q+T (PH prehardened) condition available.

Thickness 4-300mm available for 1-3 days shipment.

Thickness 1-10mm cold rolled sheet for 30 days lead time.

Cut to width & cut to length service available.

Machined to tolerance & roughness pieces service available.

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.

What We Provide

Songshun Steel offers everything you need for your steel needs, including steel round bar, steel plate, steel coil, mold steel, tool steel, high speed steel, alloy steel for industry applications.

full range of steel grades and types with thousands of tons of stock.

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!!!

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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
  
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