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GB Hot Rolled Alloy Steel Round Rod 5140 For Mechanical To Make Shaft

Guangzhou Changfeng Steel Co., LTD
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    Buy cheap GB Hot Rolled Alloy Steel Round Rod 5140 For Mechanical To Make Shaft from wholesalers
     
    Buy cheap GB Hot Rolled Alloy Steel Round Rod 5140 For Mechanical To Make Shaft from wholesalers
    • Buy cheap GB Hot Rolled Alloy Steel Round Rod 5140 For Mechanical To Make Shaft from wholesalers
    • Buy cheap GB Hot Rolled Alloy Steel Round Rod 5140 For Mechanical To Make Shaft from wholesalers

    GB Hot Rolled Alloy Steel Round Rod 5140 For Mechanical To Make Shaft

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    Brand Name : CF STEEL
    Model Number : 40Cr SAE5140 1.7035 SCr440
    Certification : ISO, Mill Certificate
    Price : To be negotiated
    Payment Terms : L/C, T/T
    Supply Ability : 1000t/Month
    Delivery Time : 7-15 days
    • Product Details
    • Company Profile

    GB Hot Rolled Alloy Steel Round Rod 5140 For Mechanical To Make Shaft

    Hot rolled Steel Round Bar 5140 for mechanical To Make Shaft

    ASTM5140 is the most commonly used alloy structural steel, tensile strength, yield strength and hardenability are higher than the 40 steel, but the weldability is limited, there is a tendency to crack.


    Size

    Round bar: Diameter(mm) Max 800mm; Length(mm) Max 12000mm.

    Plate: Thickness(mm) Max 800mm; Width(mm) Max 2300mm; Length(mm) Max 12000mm.

    Condition: Cold rolled(drawn)≤50mm, Hot rolled≤12-250mm, Hot forged≥50mm.(Thickness/Diameter)

    Surface Treatment

    Plate: Origin Black, Orign cold rolled bright, Machined, Grinded

    Bar: Origin Black, Orign cold rolled(drawn) bright, Turned, Peeled, Grinded


    Chemical composition
    NAMECSiMnPSCrNi
    1.70350.28-0.330.20-0.350.40-0.60≤0.035≤0.0300.80-1.10--
    Similar grade
    GBAISI/ASTMDINJIS
    40Cr51401.7035SCr440

    Q+T Properties

    Tensile Strengthσb (MPa):≥980(100)
    Yield Strengthσs (MPa):≥785(80)
    Elongationδ5 (%):≥9
    Reductionψ (%):≥45
    Impact EnergyAkv (J):≥47
    Impact Toughnessαkv (J/cm2):≥59(6)
    Annealed Hardness≤207HB

    Heat Treatment

    Hot working temperature ºC: 1050-850

    Annealing temperature ºC: 680-720

    Normalizing temperature ºC: 840-880

    Quenching temperature ºC: 820-850 water, 830-860 oil

    Tempering temperature ºC: 540-680

    Features

    1. High strength and toughness.
    2. High hardenability and the oil critical hardening is diameter 15~70mm.
    3. Good machinability and the cold plastic deformation is medium.

    Application

    1. It is used at quenched and tempered condition,can be used in carburizing steel which need
    high strenght in the centre.
    2. For making large cross section and Work under high stress condition conditioning parts.
    Like shaft and high load handwheel; bolt; stud;wheel gear etc.
    3. For making welding parts; board;welding structure;high pressure pipe in the chemical industry.
    4. For making temperature under 450°C's fastener in the steam turbine, boiler manufacturing.


    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

    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.

    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.


    Quality GB Hot Rolled Alloy Steel Round Rod 5140 For Mechanical To Make Shaft for sale
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