Specifications
Brand Name :
DY
Model Number :
EN24/4340/SNCM439/40CrNiMo For Punches & dies
Certification :
ISO
Place of Origin :
China
MOQ :
3T
Price :
USD1100-1500/ton, FOB
Payment Terms :
L/C, T/T
Supply Ability :
500tons/month
Delivery Time :
7days
Packaging Details :
standard/customized
Material :
alloy machinery steel
Applications :
gears/shafts/dies etc.
Process tec. :
hot rolled
Delivery condition :
annealed
Quality Assurance :
100% UT passed
Condition :
stock
Description

Hot Rolled Annealed Alloy Engineering Steel Bar EN24/4340/SNCM439/40CrNiMo For Punches & dies

Product Introduction

4340 alloy steel bar is used heavily in the aerospace industry due to its ultra-high strength. When heat treated it is known for its toughness while preserving good fatigue strength. For highly stressed parts it is excellent choice. It can be machined by all customary methods. This material is available in both vacuum melt (VM) and air melt (AM)

EN24 is a very high strength steel alloy which is hardened and tempered before supplying and has nickel, chromium, molybdenum making it high tensile steel strength, with good ductility and wear resistance. With relatively good impact properties at low temperatures, EN24 is also suitable for a variety of elevated temperature applications. EN24 round bars have good internal strength and high external strength, which makes it highly wear resistant. EN24 steel round bars offer good combination of ductility, strength and wear resistance. En24 is a very high strength alloy engineering steel.

Hot Rolled Annealed Alloy Engineering Steel Bar EN24/4340/SNCM439/40CrNiMo For Punches & dies

Features

EN24 Engineering Steel is easy to treat and temper and is supplied hardened and tempered. The alloy offers a good combination of strength, ductility and wear resistance. It is a very high strength alloy engineering steel.

Similar Standards

Chinese American German Japanese British
GB AISI DIN JIS BS
40CrNiMo SAE4340 1.6511 SNCM439 EN24

Chemical Composition

Carbon 0.38-0.43
Manganese 0.60-0.80
Phosphorus (max) 0.035
Sulfur (max) 0.04
Silicon 0.15-0.35
Nickel 1.65-2.00
Chromium 0.70-0.90
Molybdenum 0.20-0.30

Heat Treatment

Quenching Tempering
Heating Temperature/℃ Cooling Hardness/HRC Heating Temperature/℃ Cooling Hardness/HRC
820-840 Oil ≥53 450-650 Air 25-40

Mechanical Properties

Tensile strength (psi) 105,000 - 115,000
Yield strength (psi) 75,000 - 85,000
Elongation in 2” (%) 20 - 30
Reduction of area (%) 35 - 45
Brinell Hardness (BHN) 210 - 240

General Applications

  • Aircraft Landing Gear
  • Power Transmission Gears
  • Structural Use Applications

Typical Applications:

  • High strength shafts
  • Punches & dies
  • Drill bushings
  • Retaining rings
  • Gears

Stock Size

Plate Thickness 20-120mm
Width 2200mm
Length 4000-10000mm
round bar Diameter 16-450mm
Length 4000-10000mm

Sizes and Conditions

Our steel materials are in different sizes and conditions specially catered to our customers' needs. They come in round bars, flat bars, plates and block.

The conditions of the materials vary from pre-hardened, hot rolled,annealed, quenched and tempered to surface conditions such as black, pre-machined,griding and polish.

Why choose us?

Quality Assurance from government owned steel mills

At die & tool steel , we meticulously source materials only from steel manufacturers to ensure consistency in providing the finest quality steel products for our customers.

Being in the competitive market today, we clearly understand that customers are looking for products that are not only best in class but also affordably priced. We are confident that we are able to ful fil these two equally vital aspects –our customers' continuous support over the past two decades is the most heartfelt recognition to us.

Speedy and Timely Delivery

Knowing that delivering goods to customers' hands on time is as important as providing quality goods, we treat every business transaction as a priority. Be it a raw material or a finished material with machining or heat treatment, every effort will be made to get your purchase order to you in the shortest lead time.

Quality Commitment

In order to realise competitive products to fulfil our customers' demands and quality considerations, our integrated quality and work management system is continuously being improved and developed further. We document this for our customers by having our quality management system certified in accordance with ISO 9001. This measure is accompanied by audits and recertification's on a regularly prescribed basis.

Our service

We provide quality special steel for all industries.

Orders of any size, any length, ship fast

We carry a unique inventory of specialty special steel

Provide related value-adding services :

metal cutting, sizing, machining (blanking, milling, grinding), and heat treatment.

Sawing for small or large quantities, sawing-to-size.

Excellent customer service

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Hot Rolled Annealed Alloy Engineering Steel Bar EN24/4340/SNCM439/40CrNiMo For Punches & dies

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Hot Rolled Annealed Alloy Engineering Steel Bar EN24/4340/SNCM439/40CrNiMo For Punches & dies

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Brand Name :
DY
Model Number :
EN24/4340/SNCM439/40CrNiMo For Punches & dies
Certification :
ISO
Place of Origin :
China
MOQ :
3T
Price :
USD1100-1500/ton, FOB
Contact Supplier
Hot Rolled Annealed Alloy Engineering Steel Bar EN24/4340/SNCM439/40CrNiMo For Punches & dies
Hot Rolled Annealed Alloy Engineering Steel Bar EN24/4340/SNCM439/40CrNiMo For Punches & dies
Hot Rolled Annealed Alloy Engineering Steel Bar EN24/4340/SNCM439/40CrNiMo For Punches & dies
Hot Rolled Annealed Alloy Engineering Steel Bar EN24/4340/SNCM439/40CrNiMo For Punches & dies
Hot Rolled Annealed Alloy Engineering Steel Bar EN24/4340/SNCM439/40CrNiMo For Punches & dies

Guangzhou Changfeng Steel Co., LTD

Active Member
8 Years
guangdong, guangzhou
Since 2012
Business Type :
Distributor/Wholesaler, Exporter, Trading Company
Total Annual :
5000000-10000000
Employee Number :
100~120
Certification Level :
Active Member
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