US2023043878A1PendingUtilityA1
Cast Alloy
Assignee: ALUMINIUM RHEINFELDEN ALLOYS GMBHPriority: Jul 30, 2021Filed: Jul 29, 2022Published: Feb 9, 2023
Est. expiryJul 30, 2041(~15 yrs left)· nominal 20-yr term from priority
Inventors:Stuart Wiesner
B22D 21/007B22D 18/04C22C 21/003B22D 17/00C22C 21/00C22F 1/04
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Claims
Abstract
The casting alloy according to the invention is based on aluminum-iron-nickel and includes the following elements:iron0.8 to 3.0% by weightnickel0.1 to 3.5% by weightboron40 to 300 ppmzinc0-5% by weighttin0-5% by weightcopper0-3% by weightmanganese0-1% by weightmagnesium0-0.6% by weightphosphorus0-500 ppmSilicon0-0.4%.
Claims
exact text as granted — not AI-modified1 . A cast alloy based on aluminum-iron-nickel, comprising:
iron
0.8 to 3.0% by weight
nickel
0.1 to 3.5% by weight
boron
40 to 300 ppm
zinc
0-5% by weight
tin
0-5% by weight
copper
0-3% by weight
manganese
0-1% by weight
magnesium
0-0.6% by weight
phosphorus
0-500 ppm
Silicon
0- 0.4%
and 0-0.8% by weight of an element or a group of elements selected from chromium, lithium, vanadium, titanium, calcium, molybdenum and zirconium and the remainder aluminum and inevitable impurities.
2 . The cast alloy according to claim 1 , wherein iron is 1.0-2.5% by weight.
3 . The cast alloy according to claim 1 , wherein iron is 1.2-2.0% by weight.
4 . The cast alloy according to claim 1 , wherein iron is 1.4-1.9% by weight.
5 . The cast alloy according to claim 1 , wherein nickel is 0.3-3.0% by weight.
6 . The cast alloy according to claim 1 , wherein nickel is 0.8-2.0% by weight.
7 . The cast alloy according to claim 1 , wherein boron is 70-200 ppm.
8 . The cast alloy according to claim 1 , wherein boron is 100-160 ppm.
9 . The cast alloy according to claim 1 , wherein silicon is 0-0.3% by weight.
10 . The cast alloy according to claim 1 , wherein copper is 0.2-3% by weight of copper.
11 . The cast alloy according claim 1 , wherein copper is 1.0-3.0%.
12 . The cast alloy according to claim 1 , wherein zinc is 0-3% by weight.
13 . The cast alloy according to claim 1 , wherein zinc is 0.5-4.0% by weight.
14 . The cast alloy according to claim 1 , wherein magnesium is 0-0.4% by weight
15 . The cast alloy according to claim 1 , wherein magnesium is 0.2-0.4% by weight.
16 . The cast alloy according to claim 1 , wherein manganese is 0-0.1% by weight.
17 . The cast alloy according to claim 1 , wherein tin is 0-2.5% by weight.
18 . The cast alloy according to claim 1 , wherein tin is 0.2-2.5% by weight.
19 . A cast alloy based on aluminum-iron-nickel, consisting of:
iron
0.8 to 3.0% by weight
nickel
0.1 to 3.5% by weight
boron
40 to 300 ppm
zinc
0-5% by weight
tin
0-5% by weight
copper
0-3% by weight
manganese
0-1% by weight
magnesium
0-0.6% by weight
phosphorus
0-500 ppm
Silicon
0-0.4%
and 0-0.8% by weight of an element or a group of elements selected from chromium, lithium, vanadium, titanium, calcium, molybdenum and zirconium and the remainder aluminum and inevitable impurities.
20 . A method of making a product comprising die-casting the alloy of claim 1 to form the product.
21 . The method according to claim 20 , wherein the product is a rotor, a stator, a cooling element or a heating element.
22 . A high pressure die casted product comprising a cast alloy according to claim 1 .
23 . The product according to claim 22 , wherein the product is a rotor, a stator, a cooling element or a heating element.Join the waitlist — get patent alerts
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