Tool steel composition
US6280685A · kind A · utility
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1References
13Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 8, 2000 |
| Grant date | Aug 28, 2001 |
| Priority date | — |
| Expiry date | Feb 8, 2020 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC21D1/20
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
The invention relates to a tool steel composition comprising, expressed in weight percentage: PA1 C 0.3%-0.4% PA1 Cr 2.0%-4.0% PA1 Mo 0.8%-3.0% PA1 V 0.4%-1.0% PA1 W 1.5%-3.0% PA1 Co 1.0%-5.0% PA1 Si 0 %-1.0% PA1 Mn 0 %-1.0% PA1 Ni 0 %-1.0% the balance being mainly constituted by iron and inevitable impurities, and also to a method of preparing the composition.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.