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Dongguan Bo Yunte Metal Co., Ltd
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4140 Alloy Round Bar 42CrMo 1.7225

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Dongguan Bo Yunte Metal Co., Ltd

4140 Alloy Round Bar 42CrMo 1.7225

Place of Origin : China
Brand Name : BYT
Model Number : 4140
Certification : 4140
Dimensions : 12-1000mm
Standard : AISI ASTM BS DIN GB JIS
Price : FOB 750 USD/TON
Packaging Details : base on Buyer‘s requirement
Delivery Time : 15 days
Payment Terms : L/C T/T
Supply Ability : 5000Ton
MOQ : 20Ton
Port : Shengzhen
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4140 Alloy Round Bar 42CrMo 1.7225

1.Chemical Composition (%):

Grade

C

Si

Mn

P

S

Cr

Mo

42CrMo4

0.38-0.45

0.17-0.37

0.40-0.70

≤0.035

≤0.035

0.90-1.20

0.15-0.25

1.7225

0.38-0.45

≤0.40

0.60-0.90

≤0.025

≤0.035

0.90-1.20

0.15-0.30

4140

0.38-0.43

0.15-0.35

0.75-1.00

≤0.035

≤0.040

0.80-1.10


2.Available sizes:

Round: Dia. 10 – 1200mm

Flat: Thickness 10 – 120mm, width 305 – 2200mm

Delivery condition: Hot rolled or forged, Peeled or blacksurface, annealed or QT.

3.Properties:

One of the chromium, molybdenum, manganese low alloy steels noted for toughness, good torsional strength

4.Applications:

Statically and dynamically stressed components for vehicles, engines and machines. For parts of larger cross-sections, crankshafts, gears.

5.Heat Treatment:

Soft annealing: heat to 680-720°C, cool slowly.

Hardness after annealing: Max. 241 HB

Hardening: 820 - 850 °C

Normalizing temperature: 840-880°C

Tempering: 540-680°C

5.

Mechanical Properties in Quenched and Tempered Condition

Diameter (mm)

0.2% proof stress (N/mm²)

Tensile strength (N/mm²)

Elongation (%)

Reduction of area (%)

Notch impact energy (ISO-V) (J)

Up to 16

900

1100-1300

10

40

35

17–40

750

1000-1200

11

45

40

41–100

650

900-1100

12

50

40

101–160

550

800-950

13

50

40

161-250

500

750-900

14

55


on:100% Ultrasonic according to the test standards:SEP1921-84,GR.3 CLASS C/C

7. Packing situation:standard seaworthy packing or as customer required

8. Delivery time: 10 days after order confirmed

9. Payment:T/T,D/P or L/C at sight.

10.Process:EAF+LF+VD ( necessary) UT+ Peeled +Turned + Heat Treatment (optional)

Note:

1. According to national standard (GB)for our products, if not, supply according to national standards(GB) or agreement.
2. We can not only provide electric furnace +LF+VD and electroslag re-melting(ESR)steel forging materials, but also forging products of piece, bar, etc.3. Our company is equipped with roll equipment and can provide our customers with roll billets or finished.

4. Please send us your detailed specifications when inquire. We will reply to you ASAP.

5. You can contact us if you have any questions.

Dongguan Bo Yunte Metal Co., Ltd. was established in 1999. Our company is located in Chang'an Town, Dongguan City, Guangdong Province.
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Our Products includes Cold Working Steel,Hot Working Steel,Alloy Tool Steel,Carbon Steel,Bearing Steel,Spring Steel

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Product Tags:

4140 Alloy Round Bar

      

4140

      

4140 Mould Steel

      
China Customized Inflatable Bumper Ball Game Bubble Adult Grass CE supplier

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