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Dia 12 - 300mm hot rolled steel round bar SAE4140 4150 42CrMo4 50CrMo4 A193 B16

Categories Steel Round Bar
Brand Name: TISCO,BAO STEEL
Model Number: 1010 1020 1035 1045 alloy steel round bar
Certification: SGS,ISO
Place of Origin: CHINA
MOQ: 25 Ton
Price: 650 USD/Ton
Payment Terms: T/T or L/C
Supply Ability: 5000 Tons every month
Delivery Time: 7 days
Packaging Details: Export packing
name: steel round bar
Dia: 20-420mm
length: 6-11m
type: hot rolled / cold rolled
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    Dia 12 - 300mm hot rolled steel round bar SAE4140 4150 42CrMo4 50CrMo4 A193 B16

    1.Grade: SAE4140 4150 42CrMo4 50CrMo4 A193 B16
    2.Dia:12-300mm
    3.Length:3-12m
    4.Hot rolled
    5.MOQ: 3mt per size

    6.Chemical Composition

    Grade

    C

    Si

    Mn

    Cr

    Mo

    Ni

    Cu

    P

    S

    4140

    0.38

    0.41

    0.15

    0.35

    0.85

    1.00

    0.8

    1.1

    0.15

    0.25

    Max

    0.25

    Max

    0.35

    Max

    0.015

    Max

    0.040

    Al

    (0.012

    0.0030)

    4150

    0.48

    0.53

    0.15

    0.35

    0.75

    1.00

    0.80

    1.10

    0.15

    0.25

    Max

    0.25

    Max

    0.35

    Max

    0.035

    Max

    0..040

    V

    (0.012

    0.030)

    7.Mechanical Property

    Grade

    Tensile Strength

    (MPa)

    Yield

    Strength

    δ5 (%)

    Area

    Reduction

    ψ (%)

    Impact

    Work

    Akv (J)

    Notched

    Bar impact

    Strength

    αkv (J/cm2)

    Hardness

    Sample

    Size

    4140

    Min1080

    (110)

    Min12

    Min45

    Min63

    Min78(8)

    Max217HB

    25mm

    8.Both end of each bar must be cut.

    Ladle furnaced and vacuum de-gassed

    Show Heat NO. on each bar

    Surface condition: The surface of the hot rolled round/ square bar shall be free cracks, scar and wrinkles at affect the use

    of the billets. In case there is the above-mentioned defect.it shall be remove.

    The mill test certificate shall show the chemical composition, and it is guaranteed that the chemical composition shall be

    within the limit stipulated in the contract.

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