Chemical Composition
Base Element
C (Carbon)
0.45
%    
Fe (Iron)
98.8
%    (estimate)
Mn (Manganese)
0.8
%    
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
317
MPa    
Ultimate Tensile Strength
586 to 738
MPa    
Elongation
18
% strain    
Brinell Hardness
180 to 230
   
 
Other Information
Material Class
Country
Description
Normalized: 85,000-107,000 TS; 46,000 YS; 18 El; 180-230 HB; For induction and flame hardened machinery components, gears, pinions, shafting. AISI 1045 steel. Water hardening.
Designation
BOFORS N91
Specification Type
Specification Status
Source
Available forms
Similar Alloys
 
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