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Miscellaneous precipitation-hardening steels, S45500, ASTM A313/A313M
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Chemical Composition
Base Element
Fe (Iron)
C (Carbon)
0.05
% (maximum)
Cr (Chromium)
11 to 12.5
%
Cu (Copper)
1.5 to 2.5
%
Fe (Iron)
72.5 to 79.2
%
(estimate)
Mn (Manganese)
0.5
% (maximum)
Mo (Molybdenum)
0.5
% (maximum)
Ni (Nickel)
7.5 to 9.5
%
P (Phosphorus)
0.04
% (maximum)
S (Sulfur)
0.03
% (maximum)
Si (Silicon)
0.5
% (maximum)
Ti (Titanium)
0.8 to 1.4
%
Composition Note
Fe is listed as a Base element for this material, but its % value is not listed in the specification. The value shown is a calculated one.
Mechanical Properties
Ultimate Tensile Strength
1240 to 1690
MPa
Other Information
Material Class
Ferrous Alloy
Alloy Family
High-Alloy Steel (Corrosion and Heat Resistant, Stainless, and Nickel Steels)
Alloy Group
Precipitation-hardening stainless steel
Alloy Sub-Group
Miscellaneous precipitation-hardening steels
Country
USA
Standards Body
ASTM (USA)
Description
Age-hardenable grade stainless round spring wire for springs; UTS varies with diameter; CD
Designation
S45500
Specification Type
Standard
Specification
ASTM A313/A313M
Specification Year
2003
Specification Status
Active
Specification Status Notes
active 2003
Source
Worldwide Guide to Equivalent Irons and Steels, 5th ed. ASM International 2006
Available forms
Wrought
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Organizations
American Society for Testing and Materials (ASTM)
No warranty is given for the accuracy of these data
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