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Water-hardening tool steel, AMBO EM4 EXTRA (Ambo-Stahl-Gesellschaft)
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Chemical Composition
Base Element
Fe (Iron)
C (Carbon)
1
%
Fe (Iron)
98.5
%
(estimate)
Mn (Manganese)
0.25
%
Si (Silicon)
0.25
%
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
365
MPa
Ultimate Tensile Strength
689
MPa
Elongation
21
% strain
Brinell Hardness
200
Other Information
Material Class
Ferrous Alloy
Country
Germany
Description
Annealed: 100,000 TS; 53,000 YS; 21 El; 42 RA; 200 HB; For drills, taps, springs, reamers, hobs; Type W1; water hardened.
Designation
AMBO EM4 EXTRA
Specification Type
Manufacturer's Specification
Specification Status
Active
Source
Woldman's Engineering Alloys 9th ed. J. Frick Editor, ASM International 2000
Available forms
Wrought
Similar Alloys
Click here to find similar alloys
Links
Organizations
Ambo-Stahl-Gesellschaft (Gerhard Sevenich GmbH & Co.)
No warranty is given for the accuracy of these data
Copyright © 2024 ASM International®
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