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Cast nickel chromium molybdenum steel, CP11, ASTM A426/A426M
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Chemical Composition
Base Element
Fe (Iron)
C (Carbon)
0.05 to 0.2
%
Cr (Chromium)
1.0 to 1.5
%
Cu (Copper)
0.5
% (maximum)
Mn (Manganese)
0.3 to 0.8
%
Mo (Molybdenum)
0.44 to 0.65
%
Ni (Nickel)
0.5
% (maximum)
P (Phosphorus)
0.04
% (maximum)
S (Sulfur)
0.045
% (maximum)
Si (Silicon)
0.6
% (maximum)
W (Tungsten)
0.1
% (maximum)
Composition Note
Cu+Ni+W<=1.00
Mechanical Properties
Yield Strength
5.74e6
lbf/ft^2 (minimum)
Ultimate Tensile Strength
1.01e7
lbf/ft^2 (minimum)
Elongation
20
% strain (minimum)
Brinell Hardness
201
(maximum)
Other Information
Material Class
Ferrous Alloy
Alloy Family
Alloy Steel
Alloy Group
Nickel chromium molybdenum steel
Alloy Sub-Group
Cast nickel chromium molybdenum steel
Country
USA
Standards Body
ASTM (USA)
Description
Centrifugally cast alloy steel pipe intended for use in high-temp, high-pressure service
Designation
CP11
Specification Type
Standard
Specification
ASTM A426/A426M
Specification Year
2002
Specification Status
Active
Specification Status Notes
active 2002
Source
Worldwide Guide to Equivalent Irons and Steels, 5th ed. ASM International 2006
Available forms
Casting
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Organizations
American Society for Testing and Materials (ASTM)
No warranty is given for the accuracy of these data
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