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Annealed Steel Square Bar 1045 8620 4340 4140 / En19 / Scm440 / 42CrMo

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Buy cheap Annealed Steel Square Bar 1045 8620 4340 4140 / En19 / Scm440 / 42CrMo from wholesalers
  • Buy cheap Annealed Steel Square Bar 1045 8620 4340 4140 / En19 / Scm440 / 42CrMo from wholesalers
  • Buy cheap Annealed Steel Square Bar 1045 8620 4340 4140 / En19 / Scm440 / 42CrMo from wholesalers

Annealed Steel Square Bar 1045 8620 4340 4140 / En19 / Scm440 / 42CrMo

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Brand Name:CF STEEL
Model Number:40CrNiMoA, AISI4340,39CrNiMO,40NiCRMo22,SNCM439
Certification:ISO, Mill Certificate
Price:USD800-900/MT
Payment Terms:L/C, T/T
Supply Ability:1000t/Month
Delivery Time:7-15 days
Company Data
Active Member
Contact Person Echo
Business Type: +8618520152629-020-8251-5856
Business Type: Distributor/Wholesaler Exporter Trading Company
Officials: 广州市黄埔区大沙地东路403号B802房(仅限办公)
Quality: Quality Certifitation Available
Product Details Company Profile
Product Details

Forged Steel 1045 8620 4340 4140/En19/Scm440/42CrMo Steel Round Bar / Square Bar


1. 4140 forged steel bar sizes we can offer;
Round bar: 200-1000mm
Square bar:150×150-600×600mm

2.Supply condition for 4140 Forged steel bars:Black /Rough Machined /Rough turned

3.Futhur heat treatment for 4140 forged steel :
Normalized
Annealed
Q&T(Quenched&Tempered)

4. 4140 Forged Steel round bar tolerance:
Black surface
Forged sizes up to 500mm (-0/+5mm)
Forged sizes above 500mm in diameter (-0/+8mm)
Machined surface to all sizes (-0/+3mm)

5. 4140 Steel Equivalent
StandardAISI / SAE 4140
UNS-
WERKSTOFF NR.41CrMo4, 42CrMo4, 42CrMoS4, 43CrMo4
BS 970708M40, 708A42, 709M40, En19, En19C
UNI41CrMo4, 38CrMo4 (KB), G40 CrMo4, 42CrMo4
JISSCM 440, SCM 440H, SNB 7, SCM 4M, SCM 4
EN name42CrMo4
EN #1.7223, 1.7225, 1.7227, 1.3563

6. Scm440 Forged steel chemical composition
StandardGradeCSiMnPSCrMo
ASTM A2941400.38-0.430.15-0.350.75-1.00≤ 0.035≤ 0.040.8-1.10.15-0.25
42CrMo40.38-0.45≤ 0.40.6-0.90≤ 0.025≤ 0.0350.9-1.20.15-0.30
EN100831.7225
JIS G4105SCM4400.38-0.430.15-0.350.6-0.85≤ 0.035≤ 0.040.9-1.20.15-0.30
GB 307742CrMo0.38-0.450.17-0.370.5-0.80≤ 0.035≤ 0.0350.9-1.20.15-0.25
BS 970EN190.35-0.450.15-0.350.5-0.80≤ 0.035≤ 0.0350.9-1.50.2-0.40


7. 4140 Steel Application
4140steel finds many applications as forgings for the aerospace,oil and gas,automotive, agricultural and defense industries etc.
Typical applications for Scm440 steel uses include:forged gears,spindles,fixtures,jigs,collars,Axles,conveyor parts,crow bars,logging parts,shafts,sprockets,studs,pinions,pump shafts, rams, and ring gears etc

8.Quality control:
1. Melting Process: EAF/BOF+LF+VD resulting in ingots
2. Both ends cut by saw
3. Ratio of forging:minimum 3:1
4. Grain size of final product: according to ASTM E112 more than 5,preferred more than 8
5. Ultrasonic test: As per SEP1921 Class C/c or D/d

9.Heat treatment of 4140 Steel
Quenched and Tempered (+QT) of 4140 Steel
1. Heat 4140 steel slowly to 840-875°C;
2. Soak at this temperature then quench in oil;
3. Temper as soon as 4140 reach room temperature (20°C);
4. Heat uniformly to the suitable temperature of 560°C;
5. Withdraw the material from the furnace and cool in the air.
Annealing of 4140 Alloy Steel
1. Heat the 4140 slowly to 800-850°C and allow enough time.
2. Cool slowly in the furnace to 480°C followed by air cooling

10.MOQ: one piece per size/grade

11.Payment term: FOB CIF CFR EXW and so on

12.Delivery time : 7 to 30 days after deposit received.

Annealed Steel Square Bar 1045 8620 4340 4140 / En19 / Scm440 / 42CrMo
Changfeng Tool & Die Steel main product:
STANDARD/GRADE of steelFlat Bar Size(mm)Round bar Size(mm)Technics
DINAISMJISGB(China)ThicknessWidthLengthDiameterLength
1.121SAE1050S50C50#10-450155-22002000-12000Forged, Hot Rolled
1.2311P20PDS-33Cr2Mo10-460155-22002000-1000020-2002000-6000
1.2738P20+Ni-3Cr2NiMnMo21-300155-22002000-800020-2002000-6000
1.2379D2SKD10SKD1010-200155-8102000-600014-803000-6000
1.2080D3SKD13Cr2Mo10-200155-8102000-600020-2003000-6000
1.2083420-4Cr1310-500155-12002000-600012-3003000-6000
1.2344H13SKD614Cr5MoSiV110-500155-16002000-600016-4003000-6000
1.2510O1SKS39CrWMn10-200155-8102000-600020-2003000-6000
1.7225SAE4140SCM44042CrMo10-280155-22002000-600016-4503000-6000


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.

Annealed Steel Square Bar 1045 8620 4340 4140 / En19 / Scm440 / 42CrMo

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.


Company Profile

Guangzhou Changfeng Steel Co., LTD

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 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, Daye Special Steel. We have thousand tons of stock materials in our own factory and also can provide processing services to customers. We are full of export experience for many years, the product covers America, Germany, France, Italy, Turkey, Singapore, Thailand, Malaysia, Vietnam, Taiwan, and Middle-East.

 

After years of development, the company has established a complete quality management and export service system. We have a group of experienced and competent elites and is capable of offering the best service to clients. Our company equips with large-sized Vertical saw machines, Horizontal saw machines, Milling machines, Grinding machines and other advanced equipments to provide customers with cutting and other processing services. All the products should be inspected the metallographic analysis, hardness, ultrasonic flaw detection and other strict inspection processes, which meet the standards of DIN, AISI, JIS and GB to ensure their function and quality.

 

Our company keeps the principle of “sincerely cooperation, endless striving for perfection”. We desire to establish the long-term mutual beneficial and win-win relationship with clients all over the world.

 

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