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Chiese Supplies High Toughness Aisi Sae 4140 Steel Round Bar - China

price: 1002.00 Dollar US$

Chiese Supplies High Toughness Aisi Sae 4140 Steel Round Bar

Products Photos Catalog Chiese Toughness Aisi Photos Catalog

4140 steel is a kind of alloy structural steel.

It belongs to the steel with the American grade equivalent to the 42CrMo grade in my country.

This kind of steel belongs to the medium hardenability steel with high yield, good comprehensive mechanical properties, good strength, good toughness and hardenability.

High advantages, its carbon content is 0.33%-0.48%, its tensile strength is 795 MPa, and its hardness is 241HB.

After heat treatment at 4140, it has good strength and good comprehensive mechanical properties, and it has good manufacturability.

Fasteners, salvage tools, etc.

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.

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.

For more steel product information, Please search our company(Dongguan Songshun Mould Steel Co., Ltd.) and check the official website!!! 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!!!

Songshun Tiktok: mikizhuo

Songshun Facebook: Songshun Steel

Songshun YouTube: MiKi Zhuo songshunsteel41404340


Company Contact:


  • Phone: 076985475596

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

  • Email: Email


Published date: July 7, 2022

  • 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

    songshunmoldsteel414 04340

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