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Guangzhou Changfeng Steel Co., LTD
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High Toughness good hardenability Alloy Engineering Steel Round Bar SAE4140 / SCM440 / EN19 / 40CrMo

China Guangzhou Changfeng Steel Co., LTD certification
China Guangzhou Changfeng Steel Co., LTD certification
Gold supplier! Arranged shipment very fast, quality is super good. They are one of our best suppliers, will do more business with them in the future!

—— Ms Nguyen Thi Hong

We bought 7 containers from them in 2017, no quality problems. The boss is very nice and professional, good business parner!

—— Mr. Wan Rusli

Good job! Shipment was arranged fast, giving lots of good suggestions before place order, saved me time and money.

—— Mrs. Natntia Jitaniyompanich

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High Toughness good hardenability Alloy Engineering Steel Round Bar SAE4140 / SCM440 / EN19 / 40CrMo

High Toughness good hardenability Alloy Engineering Steel Round Bar  SAE4140 / SCM440 / EN19 / 40CrMo
High Toughness good hardenability Alloy Engineering Steel Round Bar  SAE4140 / SCM440 / EN19 / 40CrMo High Toughness good hardenability Alloy Engineering Steel Round Bar  SAE4140 / SCM440 / EN19 / 40CrMo High Toughness good hardenability Alloy Engineering Steel Round Bar  SAE4140 / SCM440 / EN19 / 40CrMo High Toughness good hardenability Alloy Engineering Steel Round Bar  SAE4140 / SCM440 / EN19 / 40CrMo High Toughness good hardenability Alloy Engineering Steel Round Bar  SAE4140 / SCM440 / EN19 / 40CrMo High Toughness good hardenability Alloy Engineering Steel Round Bar  SAE4140 / SCM440 / EN19 / 40CrMo

Large Image :  High Toughness good hardenability Alloy Engineering Steel Round Bar SAE4140 / SCM440 / EN19 / 40CrMo

Product Details:
Place of Origin: China
Brand Name: customized
Certification: ISO
Model Number: 1.7225 /SAE4140/SCM440/EN19/40CrMo
Payment & Shipping Terms:
Minimum Order Quantity: 3T
Price: 750$/T
Packaging Details: standard/customized
Delivery Time: 15-20days
Supply Ability: 1000t/year
Detailed Product Description
Process: Hot Rolled/ Forged Surgace Treatment: Black /machined
Delivery Condition: Annealing Heating Treatment: Annealing/Q+T
Material: Alloy Mechanical Steel Condition: Stock
Quality Assurance: 100% UT Passed
High Light:

engineering special steels

,

air hardening tool steel

High Toughness good hardenability Alloy Engineering Steel Round Bar SAE4140 / SCM440 / EN19 / 40CrMo

 

Product Introduction

42CrMo steel is an ultra-high strength steel with high strength and toughness, good hardenability, no obvious temper brittleness, high fatigue limit and multiple impact resistance after quenching and tempering, and good low temperature impact toughness.42CrMo steel is an ultra-high strength steel with high strength and toughness, good hardenability, no obvious temper brittleness, high fatigue limit and multiple impact resistance after quenching and tempering, and good low temperature impact toughness.

 

Features

Belong to the ultra-high strength steel

High strength and toughness

Good hardenability

High Toughness good hardenability Alloy Engineering Steel Round Bar  SAE4140 / SCM440 / EN19 / 40CrMo 0

Similar Standards

Chinese American German Japanese
GB AISI DIN JIS
42CrMo SAE4140 1.7225 SCM440

Chemical Composition

Grades C Si Mn P S Cr Mo Cu
4140 0.38-0.45 0.17-0.37 0.5-0.8 ≤0.035 ≤0.035 0.9-1.2 0.15-0.25 ≤0.3
42CrMo 0.38-0.45 0.17-0.35 0.5-0.8 ≤0.035 ≤0.035 0.9-1.2 0.15-0.25 ≤0.03
440 0.38-0.43 0.15-0.35 0.6-0.85 ≤0.03 ≤0.03 0.9-1.2 0.15-0.3 ≤0.3

 

Heat Treatment

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

 

General Applications

1. 1 Suitable for manufacturing requirment a certain strength and toughness of large and medium-sized plastic mold, such as locomotive traction with the big gear, the supercharger drive gear, pressure vessle, rear axle, gear load connecting rod and a spring clip

2. 2. Used to under 2000m deep well of oil drill pipe joint and the fishing tool

3. 3 Used for bending machine mould

High Toughness good hardenability Alloy Engineering Steel Round Bar  SAE4140 / SCM440 / EN19 / 40CrMo 1

Stock Size

Steel plate Thickness 20-120mm
Width 2200mm
Length 4000-10000mm
Round bar Diameter 16-450mm
Length 4000-10000mm

 

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

 

Contact Us

Contact us for the latest price and more details NOW!

 

 

 

 

Contact Details
Guangzhou Changfeng Steel Co., LTD

Contact Person: Echo

Tel: +86 18148729336

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