Chemical Composition
Base Element
C (Carbon)
0.38 to 0.43
%    
Cr (Chromium)
0.8 to 1.1
%    
Fe (Iron)
97.3 to 97.9
%    (estimate)
Mn (Manganese)
0.75 to 1
%    
Mo (Molybdenum)
0.2
%    
Balance
Other elements
Pb
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
634 to 731
MPa    
Ultimate Tensile Strength
814 to 910
MPa    
Elongation
17 to 20
% strain    
Brinell Hardness
235 to 277
   
 
Other Information
Material Class
Country
USA
Description
Heat treated: 118,000-132,000 TS; 92,000-106,000 YS; 17-20 El; 46-57 RA; 235-277 HB; For gears, bolts, machine tool parts; free-cutting, leaded steel.
Designation
HI-QUA-LED 41L40
Specification Type
Specification Status
Source
Available forms
Similar Alloys
 
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