Chemical Composition
Base Element
C (Carbon)
0.85 to 0.95
%    
Cr (Chromium)
3.6 to 4.3
%    
Fe (Iron)
85.2 to 89
%    (estimate)
Mn (Manganese)
0.4
%  (maximum)  
Mo (Molybdenum)
4.1 to 4.8
%    
P (Phosphorus)
0.03
%  (maximum)  
S (Sulfur)
0.03
%  (maximum)  
Si (Silicon)
0.65
%  (maximum)  
V (Vanadium)
1.7 to 2.2
%    
W (Tungsten)
0.8 to 1.4
%    
Composition Note
Fe is listed as a Base element for this material, but its % value is not listed in the specification. The value shown is a calculated one.
 
Mechanical Properties
Tabular Data
Rockwell Hardness C scale
63
 (minimum)  
 
Other Information
Alloy Family
Alloy Group
Country
Standards Body
Specification Type
Organization
ISO
Available forms
Similar Alloys
 



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