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    THE POWER OF STEEL GRADE VARIETY!
    Steel
    Heat-Treatable Steel
    4140 PH / 4142 PH
    Steel Grades
    Product Overview
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    Technical Datasheet

    4140 PH / 4142 PH Steel - 1.7225+QT - 42CrMo4 - ~SCM 440

    Purchase 4140 PH / 4142 PH Heat-Treatable Steel Online

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    Imperial and Metric Steel Sizes for Sale

    Imperial Steel Size

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    Precision Ground Flat Stock, regular [GFS reg]

     

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    $mart Flat Stock [$mart]

    Standardized Precision Blanks

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    Drill Rod [DR]

    Precision Round Bars

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    Decarb Free Rounds [DCF]

    Oversize Round Bars

    Metric Steel Size

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    $mart Flat Stock Metric [$martM]

    Standardized Precision Blanks Metric

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    4140 PH / 4142 PH Heat-Treatable Steel Standard values

    Working hardness: 27 HRC (delivery condition) - 48 HRC
    Delivery condition: max. 380HB

    Chemical composition in %

    C

    0.380000

    0.38
    –

    0.450000

    0.45
    Si

    0.000000

    0
    –

    0.400000

    0.4
    Mn

    0.600000

    0.6
    –

    0.900000

    0.9
    P

    0.000000

    0
    –

    0.035000

    0.035
    S

    0.000000

    0
    –

    0.035000

    0.035
    Cr

    0.900000

    0.9
    –

    1.200000

    1.2
    Mo

    0.150000

    0.15
    –

    0.300000

    0.3

    4140 PH / 4142 PH Heat-Treatable Steel Technical Data

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    4140 PH / 4142 PH Heat-Treatable Steel Technical Properties

    Heat-treatable steel (tempered condition) that can be used for a wide range of applications with a high degree of strength and toughness. Often used for demanding applications in automotive engineering. In quenched and tempered condition it is used in machine construction.

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    4140 PH / 4142 PH Heat-Treatable Steel Applications

    mechanical engineering, machine parts, axes, knuckles, connecting rods, crankshafts, gear shafts, pinions, gears, bandages, base plates, assembling parts

    Chemical designation: Working hardness: 27 HRC (delivery condition) - 48 HRC
    Delivery condition: max. 380HB

    C

    0.380000

    0.38
    –

    0.450000

    0.45
    Si

    0.000000

    0
    –

    0.400000

    0.4
    Mn

    0.600000

    0.6
    –

    0.900000

    0.9
    P

    0.000000

    0
    –

    0.035000

    0.035
    S

    0.000000

    0
    –

    0.035000

    0.035
    Cr

    0.900000

    0.9
    –

    1.200000

    1.2
    Mo

    0.150000

    0.15
    –

    0.300000

    0.3

    Heat-treatable steel (tempered condition) that can be used for a wide range of applications with a high degree of strength and toughness. Often used for demanding applications in automotive engineering. In quenched and tempered condition it is used in machine construction.

    mechanical engineering, machine parts, axes, knuckles, connecting rods, crankshafts, gear shafts, pinions, gears, bandages, base plates, assembling parts