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Guangzhou Changfeng Steel Co., LTD
Home ProductsHot Rolled Steel Bar

1.7225 / SAE 4140 Tool Steel , Alloy Steel Bar Long Lasting Strength Under High Temp

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!

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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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1.7225 / SAE 4140 Tool Steel , Alloy Steel Bar Long Lasting Strength Under High Temp

1.7225 / SAE 4140 Tool Steel , Alloy Steel Bar Long Lasting Strength Under High Temp
1.7225 / SAE 4140 Tool Steel , Alloy Steel Bar Long Lasting Strength Under High Temp 1.7225 / SAE 4140 Tool Steel , Alloy Steel Bar Long Lasting Strength Under High Temp 1.7225 / SAE 4140 Tool Steel , Alloy Steel Bar Long Lasting Strength Under High Temp 1.7225 / SAE 4140 Tool Steel , Alloy Steel Bar Long Lasting Strength Under High Temp

Large Image :  1.7225 / SAE 4140 Tool Steel , Alloy Steel Bar Long Lasting Strength Under High Temp

Product Details:
Place of Origin: China
Brand Name: CF Steel
Certification: ISO / Mill Certificate
Model Number: 1.7225 / SAE4140 / SCM440 / 42CrMo
Payment & Shipping Terms:
Minimum Order Quantity: Negotiable
Price: Negotiable
Packaging Details: Standard export packing or according to customers' requirement.
Delivery Time: 10-15 work days
Payment Terms: L/C, T/T
Supply Ability: 1000 Mt/month
Detailed Product Description
Grades: 1.7225 / SAE4140 / SCM440 / 42CrMo Diameter: 16-450mm
Length: 4000-10000mm Heat Treatment: Annealed / Q+T
Test: SGS/Ut 100%/Element Testing Quality Inspection: Ut, Chemical Test, Microstructure
High Light:

hot rolled steel flat bar

,

hot rolled alloy steel round bar

 

Hot Rolled Alloy Tool Steel Round Bar 1.7225 / SAE4140 For Mechanical

 

 

Introduction:

 

Grade 1.7225/SAE4140 steel belongs to the ultra-high strength steel, high strength and toughness, hardenability is better also, no obvious temper brittleness, conditioning treatment after repeated impact resistance, high fatigue limit and good low-temperature impact toughness.

Grade 1.7225/SAE4140 steel is suitable for large and medium sized plastic mold that requires certain strength and toughness.

 

 

Available size(mm):

 

Flat Bar Size(mm) Round bar Size(mm)
Thickness Width Length Diameter Length
10-200 155-2200 2000-6000 20-200 3000-6000

 

 

Features:

 

1, Good strength, hardenability and toughness.
2, High creep strength and long lasting strength under the high temperature. 

 

 

Chemical composition(%):

 

C Si Mn Cr P S Mo
0.38-0.45 0.17-0.37 0.50-0.80 0.90-1.20 ≤0.035 ≤0.035 0.15-0.25

 

 

Applications:

 

The steel has high strength, hardenability, good toughness, low deformation in quenching, high creep strength and endurance.

It can be used in the manufacture requirements higher than 35 crmo steel strength and conditioning section more large forgings, such as locomotive traction with the big gear, supercharger drive gear, pressure vessel, rear axle, gear load connecting rod and a spring clip, can also be used to under 2000 m deep well of oil drill pipe joint and the fishing tool, and can be used for bending machine mould, etc. 

 

 

Heat treatment:

 

Quenching Tempering
Heating temperature/℃ Cooling way Hardness (HRC) Tempering
temperature/ºC
Cooling way Hardness
(HRC)
840-880 Oil Cooling ≥53 450-650 Air cooling 25-40

 

 

About us:

 

Our company have introduced large-sized vertical saw machines, horizontal saw machines, milling machines, grinding machines and other advance equipments, we can export our products by wholesales and retail sales, whole plate or strip is available. All our products can meet the standards of DIN, AISI, JIS and GB, all the material should be inspected the ultrasonic, hardness and others strict inspection process before the shipment.

We can provide below service:
A. Steel plates: Cutting by bandsaw machine, milling, heat treatment, etc
B. Round bars: Cutting by bandsaw machine, peeling, grinding and turned, heat treatment, etc

 

 

Hot sale products for hot/cold work mould Steel
STANDARD/GRADE Flat Bar Size(mm) Round bar Size(mm) Technics
DIN AISM JIS GB(China) Thickness Width Length Diameter Length
1.2311 P20 PDS-3 3Cr2Mo 10-700 155-2200 2000-6000 20-200 2000-6000 Forged,
Hot Rolled
1.2738 P20+Ni - 3Cr2NiMnMo 10-1100 155-2200 2000-6000 20-200 2000-6000
1.2379 D2 SKD10 SKD10 10-200 155-810 2000-6000 20-200 3000-6000
1.2080 D3 SKD1 3Cr2Mo 10-200 155-810 2000-6000 20-200 3000-6000
1.2083 420 - 4Cr13 10-500 155-1200 2000-6000 20-300 3000-6000
1.2344 H13 SKD61 4Cr5MoSiV1 10-500 155-1600 2000-6000 20-400 3000-6000
1.2510 O1 SKS3 9CrWMn 10-200 155-810 2000-6000 20-200 3000-6000
1.7225 SAE4140 SCM440 42CrMo 10-200 155-2200 2000-6000 20-200 3000-6000
1.2010 SAE1050 S50C 50# 10-700 155-2200 3000-6000 10-300 3000-6000 Hot Rolled
1.1191 SAE1045 S45C 45# 10-700 155-2200 3000-6000 10-300 3000-6000

 

 

Product pictures:

 

1.7225 / SAE 4140 Tool Steel , Alloy Steel Bar Long Lasting Strength Under High Temp 0

 

Packing and delivery:

 

1.7225 / SAE 4140 Tool Steel , Alloy Steel Bar Long Lasting Strength Under High Temp 1

Contact Details
Guangzhou Changfeng Steel Co., LTD

Contact Person: Echo

Tel: +86 18148729336

Fax: +86-020-8251-5866

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