Patent FR2777023A1 successfully refreshed from Google Patents.
FR2777023A1
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FR
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TOOL STEEL COMPOSITION
Assignee: Aubert and Duval SA
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Filing: 1998-04-02
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Granted: —
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Expires: 2018-04-02
Abstract
Abstract The invention concerns a composition for tool steel comprising, expressed in weight percentages: C: 0.3 - 0.4 %; Cr: 2.0 - 4.0 %; Mo: 0.8 - 3.0 %; V: 0.4 - 1.0 %; W: 1.5 - 3.0 %; Co: 1.0 - 5.0 %; Si: 0 - 1.0 %; Mn: 0 - 1.0 %; Ni: 0- 1.0 %, the rest mainly consisting of iron and unavoidable impurities. The invention also concerns the method for preparing said composition.
Inventors
- 👤 Andre F Grellier
- 👤 Michel Siaut
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-11-07 10:19
CPC Classifications
C; C22; C22C; C22C38/00; C22C38/18; C22C38/30; C21; C21D; C21D1/00; C21D1/18; C22C38/22; C22C38/24; C21D1/19; C21D1/20
Claims Analysis
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References Cited (Backward Citations)
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