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1023, St4kp, GOST 380 (St4kp, GOST 380 (general purpose))
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Chemical Composition
Base Element
Fe (Iron)
As (Arsenic)
0.08
% (maximum)
C (Carbon)
0.18 to 0.27
%
Cr (Chromium)
0.3
% (maximum)
Cu (Copper)
0.3
% (maximum)
Fe (Iron)
97.9 to 99.4
%
(estimate)
Mn (Manganese)
0.4 to 0.7
%
N (Nitrogen)
0.01
% (maximum)
Ni (Nickel)
0.3
% (maximum)
P (Phosphorus)
0.04
% (maximum)
S (Sulfur)
0.05
% (maximum)
Si (Silicon)
0.05
% (maximum)
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.
Other Information
Material Class
Ferrous Alloy
Alloy Family
Carbon Steel
Alloy Group
Low-carbon steel and HSLA steel
Alloy Sub-Group
1023
Country
Russia
Standards Body
GOST (Russia)
Description
Structural carbon steel for general purposes; rimming steel
Designation
St4kp
Specification Type
Standard
Specification
GOST 380
Specification Year
1994
Specification Status
Active
Specification Status Notes
Active in 2005
Source
Worldwide Guide to Equivalent Irons and Steels, 5th ed. ASM International 2006
Available forms
Wrought
Similar Alloys
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Links
Organizations
State Committee of the Russian Federation for Standardization and Metrology Gosstandart of Russia (GOST)
No warranty is given for the accuracy of these data
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