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Guangzhou Changfeng Steel Co., LTD
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Diameter 14-460mm Tool Steel Bar EN19 For Steamer Abrasion Resistance

China Guangzhou Changfeng Steel Co., LTD certification
China Guangzhou Changfeng Steel Co., LTD certification
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Diameter 14-460mm Tool Steel Bar EN19 For Steamer Abrasion Resistance

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Large Image :  Diameter 14-460mm Tool Steel Bar EN19 For Steamer Abrasion Resistance

Product Details:
Place of Origin: China
Brand Name: CF STEEL
Certification: ISO, Mill Certificate
Model Number: 1.7225 SAE4140 EN19 SCM440 42CrMo
Payment & Shipping Terms:
Minimum Order Quantity: 3MT
Price: USD800-900/MT
Packaging Details: Export Standard Packing or Customers'demand
Delivery Time: 7-15 days
Payment Terms: L/C, T/T
Supply Ability: 1000t/Month
Detailed Product Description
Standard: AISI,DIN,ASTM,GB Surface: Machined,black,Plain,mill Finish Or Peeled Finish,Grinding
Technique: Forged,Hot Rolled,Hot Work Mould Steel Test: SGS / Ut 100% / Element Testing
Delivery Condition: Hot Rolled, Forged Ut Standard: Sep 1921-84 Class 3 C/C To D/D
Sample: Free Heat Treatment: Annealing/Q+T
Hs Code: 722540 & 722830
High Light:

carbon tool steel


tool steel flat bar

Q+T 26-30HRC Tool Steel Round Bar 1.7225 4140 EN19 length 2000-3000mm

SAE 4140 alloy steel is chromium, molybdenum, manganese containing low alloy steel. It has high fatigue strength, abrasion and impact resistance, toughness, and torsional strength.

Chemical Composition(%)

C Si Mn Cr Mo P S Ni
0.38~0.45 0.17~0.37 0.60~0.90 0.90~1.20 0.15-0.25 ≤0.018 ≤0.030 ≤0.012

Equivalent grades:

GB(China) DIN(German) AISI(USA) JIS(Japan)
42CrMo 1.7225 SAE4140 SCM440


Quenching Tempering
Heating temperature/ºC Cooling way Hardness (HRC) Tempering temperature/ºC Cooling way Hardness(HRC)
Oil Cooling 50-52 450-650 Air 25-40

4,Mechanical Properties:
Tensile strength:σb (MPa):≥1080(110)
Yield strength:σs (MPa):≥930(95)
Elongation:δ5 (%):≥12
Section shrinkage:ψ (%):≥45
Impact work:Akv (J):≥63
Impact toughness value:αkv (J/cm²):≥78(8)

5,Ready Stock:
Round Bar diameter 14-460mm.All the sizes as require can be customerized as fresh production with MOQ.

6,Delivery state:
Hot rolled, Heat Treatment,black, hardness or tempered hardness:28-34 HRC.

7, Delivery time
For abundant stock, 15-20 days.For customized products, 30-50 days.
We have full set of equipement (sawing machine/grinding/polishing machine) to make customer's specification.

Ultra-high Strength Mechanical Alloy Steel Round & Rod 1.7225 SAE4140 SCM440 picture show
Diameter 14-460mm Tool Steel Bar EN19 For Steamer Abrasion Resistance 0
Diameter 14-460mm Tool Steel Bar EN19 For Steamer Abrasion Resistance 1
Changfeng Tool & Die Steel main product:
STANDARD/GRADE of steel Flat Bar Size(mm) Round bar Size(mm) Technics
DIN AISM JIS GB(China) Thickness Width Length Diameter Length
1.121 SAE1050 S50C 50# 10-450 155-2200 2000-12000     Forged, Hot Rolled
1.2311 P20 PDS-3 3Cr2Mo 10-460 155-2200 2000-10000 20-200 2000-6000
1.2738 P20+Ni - 3Cr2NiMnMo 21-300 155-2200 2000-8000 20-200 2000-6000
1.2379 D2 SKD10 SKD10 10-200 155-810 2000-6000 14-80 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 12-300 3000-6000
1.2344 H13 SKD61 4Cr5MoSiV1 10-500 155-1600 2000-6000 16-400 3000-6000
1.2510 O1 SKS3 9CrWMn 10-200 155-810 2000-6000 20-200 3000-6000
1.7225 SAE4140 SCM440 42CrMo 10-280 155-2200 2000-6000 16-450 3000-6000


About Us
Guangzhou Changfeng Steel Co., Ltd.
is a professional special steel company, which specializing in this line in China since 2005. Our main products are Plastic Mould Steel, Hot Work Mould Steel, Cold Work Mould Steel, Alloy Structural Steel, Tool Steel, Stainless Steel, Carbon Steel and Forged Block.


To ensure provide high quality products to customers, we have close cooperation with many Chinese first class special steel enterprises, including Baosteel Group, Dongbei Special Steel, Changcheng Special Steel, Hongsheng Heavy Industry, Xingcheng Special Steel and Daye Special Steel.



Diameter 14-460mm Tool Steel Bar EN19 For Steamer Abrasion Resistance 2Diameter 14-460mm Tool Steel Bar EN19 For Steamer Abrasion Resistance 3

Why Choose Us
1. Competitive price and quality from our own factory
2. Approved by ISO9001, CE, SGS every year
3. Best service with 24 hours reply
4. Flexible payment with T/T,L/C , Trade Assurance
5. Smooth production ability(1000tons/month)
6. Quick delivery and standard exporting package

Contact Details
Guangzhou Changfeng Steel Co., LTD

Contact Person: Echo

Tel: +8613535323261

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