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Miscellaneous high alloy casting, GX40NiCrCo20-20-20, ISO 11973
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Chemical Composition
Base Element
Fe (Iron)
C (Carbon)
0.35 to 0.6
%
Co (Cobalt)
18 to 22
%
Cr (Chromium)
19 to 22
%
Mn (Manganese)
2
% (maximum)
Mo (Molybdenum)
2.5 to 3
%
Ni (Nickel)
18 to 22
%
P (Phosphorus)
0.04
% (maximum)
S (Sulfur)
0.03
% (maximum)
Si (Silicon)
1
% (maximum)
W (Tungsten)
2 to 3
%
Mechanical Properties
Yield Strength
320
MPa (minimum)
Ultimate Tensile Strength
400
MPa (minimum)
Elongation
6
% strain (minimum)
Other Information
Material Class
Ferrous Alloy
Alloy Family
High-Alloy Steel (Corrosion and Heat Resistant, Stainless, and Nickel Steels)
Alloy Group
Miscellaneous or unclassified
Alloy Sub-Group
Miscellaneous high alloy casting
Country
International
Standards Body
ISO (International)
Description
Cast steel for heat-resistant service.
Designation
GX40NiCrCo20-20-20
Specification Type
Standard
Specification
ISO 11973
Specification Year
1999
Specification Status
Active
Specification Status Notes
active 1999
Source
Worldwide Guide to Equivalent Irons and Steels, 5th ed. ASM International 2006
Available forms
Casting
Similar Alloys
Click here to find similar alloys
Links
Organizations
International Organization for Standardization (ISO)
No warranty is given for the accuracy of these data
Copyright © 2024 ASM International®
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