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SCM440 Alloy Round Bar 4140 1.7225

Categories Minerals
Place of Origin: China
Brand Name: BYT
Model Number: SCM440
Certification: SCM440
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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    • Product Details
    • Company Profile

    SCM440 Alloy Round Bar 4140 1.7225

    SCM440 Alloy Round Bar 4140 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

    0.15-0.25

    2.Available sizes:

    Round: Dia. 10 – 1200mm

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

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

    3.Properties:

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

    40

    6. Inspection: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.
    --------------------------------------------------------------------------------------------
    Our Products includes Cold Working Steel,Hot Working Steel,Alloy Tool Steel,Carbon Steel,Bearing Steel,Spring Steel
    ----------------------------------------------------------------------------------------------
    P20+Ni/1.2738/718
    P20/1.2311/3Cr2Mo
    D3/1.2080/Cr12/SKD1
    D2/1.2379/Cr12Mo1V1/SKD11
    H11/1.2343/SKD6
    H13/1.2344/4Cr5MoSiV1/SKD61
    S136/1.2316/4Cr14MoV
    420SS/4Cr13/1.2083
    A2/1.2363/Cr5Mo1V
    O1/1.2510/9CrWMn
    S1
    S7
    L6
    -------------------------------------------------------------------------------------------
    AISI 1045, SAE 1045, S45C, C45, CK45
    AISI 1050, SAE1050, S50C, C50, CK50
    ASTM A36, A283, SS400, ST-37, S235JR, Q235, EN10025,
    SK3
    SK4
    ------------------------------------------------------------------------------------
    SAE (AISI) 4140/DIN 1.7225/42CrMo4/JIS SCM440
    SAE (AISI) 4340/DIN 1.6511/40CrNiMo4320
    SAE (AISI) 8620/DIN 1.6523/20CrNiMo
    SAE (AISI) 4320,DIN 1.5805,10NiCr5
    ---------------------------------------------------------------------------------------
    M2
    M7
    M42
    -------------------------------------------------------------------------------------------
    Our steel reaches international quality standards. Besides, our company is equipped with large-sized vertical saw machines, horizontal saw machines, milling machines, grinding machines and other advanced equipment. All our products are carried out hardness tests, such as the ultrasonic flaw detection before shipment. Therefore, there is no quality problem. With more competitive price than other suppliers, our steel has good sales in the markets of North America, South America, East Europe, Southeast Asia, Africa, Oceania, the Middle East, East Asia and West Europe.
    -----------------------------------------------------------------------------------------
    With strong technical force, better reliability, high quality, competitive price, fast leading time and excellent after-sales service, we have gained a good reputation from our customers. Come On, everybody. Welcome to contact us and establish mutually beneficial and long-term business relationships with us!

    Basic Information
    Company Name:Dongguan Bo Yunte Metal Co., Ltd.
    Main Products:Special Steel Plate,Tool Steel Round Bar,Hot Rolled Alloy Steel Round Bar,Plastic Mould Steel,Forged Round Steel Bar
    Brands:boyunte
    Number of Employees:101 - 200 People
    AliExpress.com Store:
    Trade & Market
    Main Markets:North America
    South America
    Eastern Europe
    Southeast Asia
    Africa
    Oceania
    Mid East
    Eastern Asia
    Central America
    Northern Europe
    Southern Europe
    Main Customers:DME,SB Metal
    Total Annual Sales Volume:Above US$100 Million
    Export Percentage:71% - 80%
    Other Information
    Number of R&D Staff:Less than 5 People
    Number of QC Staff:5 - 10 People
    Management Certification:ISO 9001:2000
    QS-9000
    ISO 14001:2004
    Product Tags:

    SCM440 Aooly Bar

      

    SCM440

      

    SCM440 Steel

      
    Quality SCM440 Alloy Round Bar 4140 1.7225 for sale
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