7403

Alloy Steel Rough Turned Round 4340 Normalized

Part #: 7403

Cold Finish Alloy Steel Normalized Air Melt Round Rod 4340 (2.5") is an ultra-high strength material that when heat treated exhibits great toughness, good ductility, and good fatigue strength. 4340 alloy steel is fequently used in aerospace as well as for piston pins, bearings, ordnance, gears, dies, and pressure vessels. 

This material is Cold Finished, Turned and Normalized.

View our "Guide to Alloy Steel" for available grades, shapes and additional information.

Mill Test Reports are available on this item and can be selected during the checkout process.

Material Meets These Standard(s):  AMS 6415

Dimensions Weight/Lineal Foot: 16.67 pounds
Dimension Name Value
Diameter 63.5"
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    Create your own custom cut by entering the various dimensions to the right

    Note: Do not enter fractions or special characters. Examples of valid entries include 3, 5, 7.5, etc

    Cut tolerance wil be +.125" -0" (+1/8 -0).

    $

    Cuts of less than 1 inch will be charged at the 1 full inch price

    Weight/Lineal Foot
    16.67 pounds
    Material Specifications

    This material meets the following specs:
    AMS 6415

     
    Chemistry Information: 4340 Alloy Steel
    Element Percentage
    C 0.37 - 0.43
    Cr 0.8
    Fe 96
    Mn 0.7
    Ni 1.83
    P 0.035 max
    S 0.04 max
    Si 0.23

    Please note that this data is to be used ONLY FOR REFERENCE, NOT FOR DESIGN, and by using it, you agree that any decisions you make regarding materials for your project are at your own discretion.

Selected Product: Alloy Steel Rough Turned Round 4340 Normalized

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