Overview of materials for Chrome-moly Steel

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Overview of materials for Chrome-moly Steel
Categories:	Metal; Ferrous Metal; Chrome-moly Steel
Material Notes:	This property data is a summary of similar materials in the MatWeb database for the category "Chrome-moly Steel". Each property range of values reported is minimum and maximum values of appropriate MatWeb entries. The comments report the average value, and number of data points used to calculate the average. The values are not necessarily typical of any specific grade, especially less common values and those that can be most affected by additives or processing methods.
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Physical Properties	Original Value	Comments

Density	7.31 - 7.94 g/cc	Average value: 7.73 g/cc Grade Count:33

Mechanical Properties	Original Value	Comments
Hardness, Brinell	143 - 500	Average value: 293 Grade Count:20
Hardness, Rockwell C	26.0 - 67.0	Average value: 53.7 Grade Count:22
Hardness, Vickers	650 - 1250	Average value: 831 Grade Count:4
Tensile Strength, Ultimate	485 - 2650 MPa	Average value: 1490 MPa Grade Count:20
Tensile Strength, Yield	275 - 2070 MPa	Average value: 1220 MPa Grade Count:20
Elongation at Break	12.0 - 20.0 %	Average value: 14.4 % Grade Count:7
Elongation at Yield	10.0 - 20.0 %	Average value: 15.0 % Grade Count:3
Reduction of Area	30.0 - 60.0 %	Average value: 50.2 % Grade Count:10
Modulus of Elasticity	193 - 234 GPa	Average value: 208 GPa Grade Count:31
Compressive Yield Strength	850 - 3100 MPa	Average value: 2230 MPa Grade Count:9
Machinability	75.0 - 95.0 %	Average value: 87.5 % Grade Count:3
Charpy Impact	12.0 - 55.0 J	Average value: 37.8 J Grade Count:4

Thermal Properties	Original Value	Comments
CTE, linear	7.00 - 13.9 µm/m-°C	Average value: 12.1 µm/m-°C Grade Count:17
Specific Heat Capacity	0.418 - 0.460 J/g-°C	Average value: 0.456 J/g-°C Grade Count:19
Thermal Conductivity	14.0 - 36.4 W/m-K	Average value: 26.5 W/m-K Grade Count:20

Processing Properties	Original Value	Comments
Processing Temperature	830 - 1030 °C	Average value: 933 °C Grade Count:7

Component Elements Properties	Original Value	Comments
Carbon, C	0.0500 - 2.90 %	Average value: 0.830 % Grade Count:35
Chromium, Cr	1.00 - 11.8 %	Average value: 4.60 % Grade Count:35
Iron, Fe	76.3 - 97.9 %	Average value: 89.4 % Grade Count:35
Manganese, Mn	0.300 - 1.40 %	Average value: 0.629 % Grade Count:33
Molybdenum, Mo	0.200 - 5.00 %	Average value: 1.65 % Grade Count:35
Nickel, Ni	0.800 - 1.70 %	Average value: 1.10 % Grade Count:5
Silicon, Si	0.200 - 1.00 %	Average value: 0.627 % Grade Count:33
Sulfur, S	0.00800 - 0.400 %	Average value: 0.0827 % Grade Count:6
Vanadium, V	0.100 - 9.80 %	Average value: 2.26 % Grade Count:27

Some of the values displayed above may have been converted from their original units and/or rounded in order to display the information in a consistent format. Users requiring more precise data for scientific or engineering calculations can click on the property value to see the original value as well as raw conversions to equivalent units. We advise that you only use the original value or one of its raw conversions in your calculations to minimize rounding error. We also ask that you refer to MatWeb's terms of use regarding this information. Click here to go back to viewing the property data in MatWeb's normal format.

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