Chemical Composition
Base Element
C (Carbon)
0.15
%  (maximum)  
Cr (Chromium)
1 to 1.5
%    
Fe (Iron)
96.1 to 97.8
%    (estimate)
Mn (Manganese)
0.3 to 0.6
%    
Mo (Molybdenum)
0.44 to 0.65
%    
Si (Silicon)
0.5 to 1
%    
Balance
Composition Note
Fe is listed as a Balance element for this material, but its % value is not listed in the specification. The value shown is a calculated one.
 
Mechanical Properties
Yield Strength
207
MPa    
Ultimate Tensile Strength
414
MPa    
Elongation
30 to 100
% strain    
Rockwell Hardness B scale
85
   
 
Other Information
Material Class
Country
USA
Description
Annealed: 60,000 TS min; 30,000 YS min; 30 El min; 85 HRB max. Good creep strength properties; more corrosion resistant than Cr free grades. Oxidation resistant to 1100 F in air.
Designation
B&W CROLOY 1-1/4 (T/P-11)
Specification Type
Specification Status
Source
Available forms
Similar Alloys
 
Links
 



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