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    440B Steel

    Steel
    Stainless Steel
    440B
    Steel Grades
    Product Overview
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    Technical Datasheet

    Select Your Steel Length

    Imperial

    steel type image

    $mart Flat Stock [$mart]

    Standardized Precision Blanks

    Metric
    steel type image

    Precision Ground Flat Stock Metric, oversize [GFSM O/S]

     

    steel type image

    $mart Flat Stock Metric [$martM]

    Standardized Precision Blanks Metric

    steel type image

    Hard Flat Metric [HardM]

    Hardened Standardized Blanks Metric

    steel type image

    Cold Finished Rounds Metric [CFM]

    Precision Round Bars Metric

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    Standard values

    Working hardness: 53 HRC - 58 HRC
    Delivery condition: max. 265 HB

    Chemical composition in %

    C

    0.850000

    0.85
    –

    0.950000

    0.95
    Si

    0.000000

    0
    –

    1.000000

    1
    Mn

    0.000000

    0
    –

    1.000000

    1
    P

    0.000000

    0
    –

    0.040000

    0.04
    S

    0.000000

    0
    –

    0.015000

    0.015
    Cr

    17.000000

    17
    –

    19.000000

    19
    Mo

    0.900000

    0.9
    –

    1.300000

    1.3
    V

    0.070000

    0.07
    –

    0.120000

    0.12
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    Technical properties

    Corrosion resistant martensitic chrome-steel (approx. 18% Cr) for cold work. Reaches an unusually high hardness and high wear resistance after heat treatment. High gloss polishable and conditionally acid resistant.

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    Applications

    cutting tools, knives, knife blades, cutlery, guide rails, wear parts, perforated discs, screw elements, pump shafts, scale pans, horizontal cutting, surgical instruments, plastic molds, injection nozzles, roller bearings, ball bearings, mechanical engineering, food industry, building industry

    Chemical designation: Working hardness: 53 HRC - 58 HRC
    Delivery condition: max. 265 HB

    C

    0.850000

    0.85
    –

    0.950000

    0.95
    Si

    0.000000

    0
    –

    1.000000

    1
    Mn

    0.000000

    0
    –

    1.000000

    1
    P

    0.000000

    0
    –

    0.040000

    0.04
    S

    0.000000

    0
    –

    0.015000

    0.015
    Cr

    17.000000

    17
    –

    19.000000

    19
    Mo

    0.900000

    0.9
    –

    1.300000

    1.3
    V

    0.070000

    0.07
    –

    0.120000

    0.12

    Corrosion resistant martensitic chrome-steel (approx. 18% Cr) for cold work. Reaches an unusually high hardness and high wear resistance after heat treatment. High gloss polishable and conditionally acid resistant.

    cutting tools, knives, knife blades, cutlery, guide rails, wear parts, perforated discs, screw elements, pump shafts, scale pans, horizontal cutting, surgical instruments, plastic molds, injection nozzles, roller bearings, ball bearings, mechanical engineering, food industry, building industry