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China factory - Guangzhou Changfeng Steel Co., LTD

Guangzhou Changfeng Steel Co., LTD

  • China,Guangzhou ,Guangdong
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China Mechanical Tool Steel Round Shafting Bar EN24 4340 1.6511 Heat - Resistance
China Mechanical Tool Steel Round Shafting Bar EN24 4340 1.6511 Heat - Resistance

  1. China Mechanical Tool Steel Round Shafting Bar EN24 4340 1.6511 Heat - Resistance
  2. China Mechanical Tool Steel Round Shafting Bar EN24 4340 1.6511 Heat - Resistance

Mechanical Tool Steel Round Shafting Bar EN24 4340 1.6511 Heat - Resistance

  1. MOQ: 5T
  2. Price: To be negotiated
  3. Get Latest Price
Payment Terms T/T, L/C
Supply Ability 1000t/Mouth
Delivery Time 15-20 days
Packaging Details bulk packing/wooden packing
Diameter 20-100mm
Length 3000-6000mm
Hardness ≤235HB
Technology Annealed
Application To make van, shaft, bolt of large dia steamer
Surface Black surface
Brand Name Changfeng
Model Number 4340/EN24/40CrNiMo/1.6511/SNCM439
Certification ISO/ Mill Certificate
Place of Origin China

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  1. Product Details
  2. Company Details

Product Specification

Payment Terms T/T, L/C Supply Ability 1000t/Mouth
Delivery Time 15-20 days Packaging Details bulk packing/wooden packing
Diameter 20-100mm Length 3000-6000mm
Hardness ≤235HB Technology Annealed
Application To make van, shaft, bolt of large dia steamer Surface Black surface
Brand Name Changfeng Model Number 4340/EN24/40CrNiMo/1.6511/SNCM439
Certification ISO/ Mill Certificate Place of Origin China
High Light carbon tool steelhardened tool steel

EN24/4340/1.6511 alloy tool steel bar for shaft with diameter 20-100mm

 


Application:
Used as require good toughness, high strength, as well as the important conditioning of large size, heavy machinery such as high load of axial, turbine shaft, larger than 250 mm in diameter of helicopter rotor shaft, turbojet engine turbine shaft, blade, high load of transmission parts, fasteners of the crankshaft,gear, etc.
It can also be used for operating temperature over 400 ºC of rotor shaft and blade, etc. and after nitriding processing can also be used to make special performance requirements of the important parts, after low temperature tempering or can be used for ultra-high strength steel after thermal quenching.

 

Chemical composition(%)

C Si Mn S P Cr Mo Ni
0.37~0.44 0.15~0.35 0.5~0.8 ≤0.035 ≤0.035 0.60~0.90 0.15~0.25 1.25~1.65


Features:
Excellent hardenability, high toughness and good heat-resistance and fatigue-resistance.

Heat treatment:
Quenching 850 degrees; coolant; oil; tempering temperature of 600 degrees; coolant: water, oil;
Steel annealing or high temperature tempering supply state Brinell hardness GBW is less than or
equal to 269.

 

FAQ:
Q: Are you a manufacturer or merely a trader?
A: We are trading company act as exporting Steel Products with our own factory,
we can manufacture the products as in cutomer's requirement,wholesale and retail all kinds of domestic mould steel,the price we offered is very competitive compared with other agents.

Q: How do you guarantee the quality of your product?
A: Firstly, we can provide the certificates from the third party, such as SGS, CE,ISO if you need. Secondly, we have a complete set of inspection system and every process is checked by QC. Quality is the lifeline of enterprise survival. Third,the products we export are mainly from ShaGang group, WenFeng group, XingCheng group, DongTe group,DaYe and so on, the quality are certained.

 

Product:

Company Details

Bronze Gleitlager

,

Bronze Sleeve Bushings

 and 

Graphite Plugged Bushings

 from Quality China Factory
  • Business Type:

    Distributor/Wholesaler,Exporter,Trading Company

  • Year Established:

    2012

  • Total Annual:

    5000000-10000000

  • Employee Number:

    100~120

  • Ecer Certification:

    Active Member

Guangzhou ChangFeng Steel Co., Ltd. is a professional special steel company, which specialized in exporting mould steel products based in China.With twenty years experience in special steel industry, our main products are Plastic Mould Steel, Hot Work Mould Steel, Cold Work Mould Steel, Alloy Struct... Guangzhou ChangFeng Steel Co., Ltd. is a professional special steel company, which specialized in exporting mould steel products based in China.With twenty years experience in special steel industry, our main products are Plastic Mould Steel, Hot Work Mould Steel, Cold Work Mould Steel, Alloy Struct...

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  • Guangzhou Changfeng Steel Co., LTD
  • 广州市黄埔区大沙地东路403号B802房(仅限办公)
  • https://www.hotwork-toolsteel.com/

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