Chemical Composition
Base Element
Cr (Chromium)
0.30 to 1.25
%    
Cu (Copper)
0.25 to 0.55
%    
Ni (Nickel)
1.00
%  (maximum)  
P (Phosphorus)
0.01 to 0.15
%    
S (Sulfur)
0.050
%  (maximum)  
Si (Silicon)
0.20 to 0.90
%    
 
Mechanical Properties
Tabular Data
 
Other Information
Material Class
Country
USA
Standards Body
Description
Alloy Steel, HB: 143-352, Proof Load: 144 ksi
Designation
UNS D61440
Specification Type
Specification
UNS D61440
Specification Year
2008
Specification Status
Similar UNS Number
D61440
Equivalent Standards
ASME SA-563 (C3-N) ASTM A563 (C3-N)
Organization
Unified Numbering System (joint publication of ASTM and SAE)
Similar Alloys
 
Links
 



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