Aluminum alloy for cylinder head
US10407756B2 · kind B2 · utility
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12Claims
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Key dates
| Filing date | Apr 27, 2017 |
| Grant date | Sep 10, 2019 |
| Priority date | — |
| Expiry date | Jan 18, 2038 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF02F1/24
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
Disclosed herein is an aluminum alloy for a cylinder head. The aluminum alloy according to an embodiment comprises, by weight, Si: 4.5˜5.0%, Cu: 3.0˜4.0%, Fe: 0.2˜0.5%, Mn: 0.02% or less (exclusive of 0%), Mg: 0.1˜0.3%, Zr: 0.1% or less (exclusive of 0%), Cr: 0.1˜0.2%, and a balance of Al and inevitable impurities to form 100%, with a reinforcing phase of Al(Fe,Cr)Si ranging from 1.0 to 2.3%.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.