Chemical Composition
Base Element
C (Carbon)
0.95 to 1.20
%    
Cr (Chromium)
16.00 to 18.00
%    
Fe (Iron)
77.5 to 83.1
%    (estimate)
Mn (Manganese)
1.00
%  (maximum)  
Mo (Molybdenum)
0.75
%  (maximum)  
Ni (Nickel)
0.50
%  (maximum)  
P (Phosphorus)
0.040
%  (maximum)  
S (Sulfur)
0.030
%  (maximum)  
Si (Silicon)
1.00
%  (maximum)  
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
483
MPa    
Ultimate Tensile Strength
758
MPa    
Elongation
15
% strain    
Rockwell Hardness C scale
98
   
 
Other Information
Material Class
Country
USA
Description
For bearings, bushings, valve components, cutlery and pump parts. High-hardening, outstanding wear resistance, good corrosion resistance. Bar, wire, billet, extruded rolled shape. Annealed: 110 ksi TS; 70 ksi YS; 15 EL; 98 HRC; 30 RA.
Designation
AL TECH STAINLESS TYPE 440C
Specification Type
Specification Status
Similar UNS Number
S44004
Source
Available forms
Similar Alloys
 
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