Material for high carburizing steel and method for producing a gear using the same
US9945004B2 · kind B2 · utility
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Key dates
| Filing date | Nov 6, 2014 |
| Grant date | Apr 17, 2018 |
| Priority date | — |
| Expiry date | Mar 9, 2036 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC23C8/22
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
A material for high carburizing steel and a method for producing a gear using the material are provided. The material includes C of about 0.13 to 0.3 wt %, Si 0.7 to 1.3 wt %, Mn of about 0.3 to 1 wt %, P of about 0.02 wt % or less, S of about 0.03 wt % or less, Cr of about 2.2 to 3.0 wt %, Mo of about 0.2 to 0.7 wt %, Cu of about 0.3 wt % or less, Nb of about 0.03 to 0.06 wt %, V of about 0.1 to 0.3 wt %, Ti of about 0.001 to 0.003 wt %, a balance of Fe and other inevitable.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.