Austenitic free cutting stainless steels
US4837108A · kind A · utility
4Cited by
0References
8Claims
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Assignee
Inventors
Key dates
| Filing date | Jun 13, 1988 |
| Grant date | Jun 6, 1989 |
| Priority date | — |
| Expiry date | Jun 13, 2008 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC22C38/60
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
An austenitic stainless steel having improved free cutting properties is disclosed, which consists essentially of, on a weight ratio, C.ltoreq.0.2%. Si.ltoreq.2.0%, Mn.ltoreq.2.0%, 7.5%.ltoreq.Cr.ltoreq.30.0%, Ni.ltoreq.40.0%, 0.005%.ltoreq.Bi.ltoreq.0.50%, 0.0003%.ltoreq.B.ltoreq.0.10%, 0.002%.ltoreq.S.ltoreq.0.40%, P.ltoreq.0.02%, N.ltoreq.0.05% and/or O.ltoreq.0.005% and the balance being Fe.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.