Casting made from aluminium alloy, having high hot creep and fatigue resistance
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United States of America Patent
Stats
-
May 29, 2018
Issued Date -
N/A
app pub date -
Jul 1, 2009
filing date -
Jul 30, 2008
priority date (Note) -
In Force
status (Latency Note)
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Abstract
The subject of the invention is a cast part with high static mechanical strength, and for fatigue and hot creep, made of aluminum alloy of composition:
- Si: 3-11%, preferably 5.0-9.0%Fe<0.50%, preferably <0.30%, preferably still <0.19% or even 0.12%Cu: 2.0-5.0%, preferably 2.5-4.2%, preferably still 3.0-4.0%Mn: 0.05-0.50%, preferably 0.08-0.20%Mg: 0.10-0.25%, preferably 0.10-0.20%Zn: <0.30%, preferably <0.10%Ni: <0.30%, preferably <0.10%V: 0.05-0.19%, preferably 0.08-0.19%, preferably still 0.10-0.19%Zr: 0.05-0.25%, preferably 0.08-0.20%Ti: 0.01-0.25%, preferably 0.05-0.20%other elements <0.05% each and 0.15% in total, the rest aluminum.
First Claim
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International Classification(s)
- 2009 Application Filing Year
- C22F Class
- 97 Applications Filed
- 61 Patents Issued To-Date
- 62.89 % Issued To-Date
Cited Art Landscape
Patent Citation Ranking
- 3 Citation Count
- C22F Class
- 56.07 % this patent is cited more than
- 7 Age
Maintenance Fees
| Fee | Large entity fee | small entity fee | micro entity fee | due date |
|---|---|---|---|---|
| 7.5 Year Payment | $3600.00 | $1800.00 | $900.00 | Nov 29, 2025 |
| 11.5 Year Payment | $7400.00 | $3700.00 | $1850.00 | Nov 29, 2029 |
