Chemical Composition
Base Element
C (Carbon)
0.12
%    
Cr (Chromium)
4
%    
Fe (Iron)
86.9
%    (estimate)
Mo (Molybdenum)
4.25
%    
Ni (Nickel)
3.5
%    
V (Vanadium)
1.2
%    
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
Rockwell Hardness C scale
58 to 62
   
 
Other Information
Material Class
Country
USA
Description
Surface hardness of 58-62 HRC obtained by carburizing. Modified M-50 high temperature bearing steel developed by G.E. Aircraft Engine Div. as M50 NiL. Capable of high fracture toughness and rolling contact fatigue life.
Designation
AL TECH HTB-5
Specification Type
Specification Status
Source
Available forms
Similar Alloys
 
Links
 



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