Free machining steel with bismuth
US4247326A · kind A · utility
7Cited by
10References
5Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 29, 1979 |
| Grant date | Jan 27, 1981 |
| Priority date | — |
| Expiry date | Aug 29, 1999 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC22C38/60
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
A free machining steel shape containing bismuth which functions as a liquid metal embrittler. The opportunity for bismuth to function as a liquid metal embrittler is increased by limiting the size of bismuth-containing inclusions to less than five microns.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.