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20Cr-20Ni-20Co-4W-4Mo-4(Nb+Ta) IRON BASED SUPERALLOY BARS FOR GAS TURBINE BLADES
Categories: Metal; Ferrous Metal; Tool Steel; Air-Hardening Steel

Material Notes:

Creep and rupture data provided by NIMS

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Mechanical PropertiesMetricEnglishComments
Rupture Strength  49.0 - 66.0 MPa
@Temperature 775 °C,
Time 3.60e+8 sec
7110 - 9570 psi
@Temperature 1430 °F,
Time 100000 hour
 66.0 - 81.0 MPa
@Temperature 750 °C,
Time 3.60e+8 sec
9570 - 11700 psi
@Temperature 1380 °F,
Time 100000 hour
 82.0 - 98.0 MPa
@Temperature 725 °C,
Time 3.60e+8 sec
11900 - 14200 psi
@Temperature 1340 °F,
Time 100000 hour
 101 - 116 MPa
@Temperature 700 °C,
Time 3.60e+8 sec
14600 - 16800 psi
@Temperature 1290 °F,
Time 100000 hour
 124 - 138 MPa
@Temperature 675 °C,
Time 3.60e+8 sec
18000 - 20000 psi
@Temperature 1250 °F,
Time 100000 hour
 152 - 164 MPa
@Temperature 650 °C,
Time 3.60e+8 sec
22000 - 23800 psi
@Temperature 1200 °F,
Time 100000 hour
 
Component Elements PropertiesMetricEnglishComments
Chromium, Cr 18 - 22 %18 - 22 %
Cobalt, Co 18 - 22 %18 - 22 %
Iron, Fe 19 - 37 %19 - 37 %As Balance
Molybdenum, Mo 3.0 - 5.0 %3.0 - 5.0 %
Nb + Ta 3.0 - 5.0 %3.0 - 5.0 %
Nickel, Ni 18 - 22 %18 - 22 %
Tungsten, W 3.0 - 5.0 %3.0 - 5.0 %

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 view all the property values for this datasheet as they were originally entered into MatWeb.

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NIMS031 / 77548

Specialty Compounds RTP Company

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