Chemical Composition
Base Element
Ag (Silver)
Al (Aluminum)
0.05
%  (maximum)  
As (Arsenic)
Au (Gold)
B (Boron)
Be (Beryllium)
Bi (Bismuth)
C (Carbon)
0.13 to 0.18
%    
Ca (Calcium)
Cd (Cadmium)
Ce (Cerium)
Co (Cobalt)
Cr (Chromium)
11.5 to 13
%    
Cu (Copper)
Fe (Iron)
84.5 to 87.8
%    (estimate)
Ga (Gallium)
Hf (Hafnium)
In (Indium)
Li (Lithium)
Mg (Magnesium)
Mn (Manganese)
0.4 to 0.6
%    
Mo (Molybdenum)
0.2
%  (maximum)  
N (Nitrogen)
Na (Sodium)
Nb (Niobium)
0.15 to 0.45
%    
Ni (Nickel)
0.5
%  (maximum)  
P (Phosphorus)
0.03
%  (maximum)  
Pb (Lead)
Pd (Palladium)
Pt (Platinum)
S (Sulfur)
0.03
%  (maximum)  
Sb (Antimony)
Se (Selenium)
Si (Silicon)
0.5
%  (maximum)  
Sn (Tin)
Sr (Strontium)
Ta (Tantalum)
Te (Tellurium)
Th (Thorium)
Ti (Titanium)
Tl (Thallium)
V (Vanadium)
W (Tungsten)
Zn (Zinc)
Zr (Zirconium)
Balance
Others Total
Others Each
Other elements
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
Tabular Data
Yield Strength
550
MPa  (minimum)  
Ultimate Tensile Strength
760
MPa  (minimum)  
Elongation
18
% strain  (minimum)  
Density
Brinell Hardness
262
 (maximum)  
Vickers Hardness
Rockwell Hardness C scale
Rockwell Hardness B scale
Rockwell Hardness A scale
Rockwell 30-T scale
Rockwell 15-T scale
Condition
Notes on Mechanical Properties
 
Other Information
Material Class
Alloy Family
Alloy Group
Alloy Sub-Group
Country
USA
Standards Body
Description
Martensitic Cr stainless forgings, forged bar, and forging stock for high-temp service; QT
Alternate Name
Designation
Grade E Class 2
Specification Type
Specification
ASTM A1021
Specification Year
2002
Specification Status
Specification Status Notes
active 2002
Similar US Grade
Similar UNS Number
Equivalent Standards
Source
Online Source
Organization
Available forms
Similar Alloys
 
Links
 



No warranty is given for the accuracy of these data
Copyright © 2024 ASM International®