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Structural steel, BIRDSBORO-40 CN (Birdsboro Corp.)
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Chemical Composition
Base Element
Fe (Iron)
C (Carbon)
0.5
% (maximum)
Fe (Iron)
98.7 to 99.2
%
(estimate)
Mn (Manganese)
0.8
%
Balance
Fe (Iron)
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
40 to 60
ksi
Ultimate Tensile Strength
80.1 to 95
ksi
Elongation
18 to 28
% strain
Brinell Hardness
140 to 180
Other Information
Material Class
Ferrous Alloy
Country
USA
Description
Cast: 80,000-95,000 TS; 40,000-60,000 YP; 140-180 HB; 30-40 RA; 18-28 El. For general and structural applications, gears, housings. Weldable with caution. AISI 1040.
Designation
BIRDSBORO-40 CN
Specification Type
Manufacturer's Specification
Specification Status
Obsolete
Source
Woldman's Engineering Alloys 9th ed. J. Frick Editor, ASM International 2000
Available forms
Casting
Similar Alloys
Click here to find similar alloys
Links
Organizations
Birdsboro Corp.
No warranty is given for the accuracy of these data
Copyright © 2024 ASM International®
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