Heat resistant hot formable austenitic steel
US5302097A · kind A · utility
3Cited by
2References
5Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Aug 25, 1992 |
| Grant date | Apr 12, 1994 |
| Priority date | — |
| Expiry date | Aug 25, 2012 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC22C30/00
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
The invention relates to a heat resistant hot formable austenitic steel consisting of (in % by weight) ______________________________________ carbon 0.10 to 0.20 silicon 2.5 to 3.0 manganese 0.2 to 0.5 phosphorus max 0.015 sulphur max 0.005 chromium 25 to 30 nickel 30 to 35 aluminium 0.05 to 0.15 calcium 0.001 to 0.005 rare earths 0.05 to 0.15 nitrogen 0.05 to 0.20 ______________________________________ residue iron and the usual impurities due to melting.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.