IPC분류정보
국가/구분 |
United States(US) Patent
등록
|
국제특허분류(IPC7판) |
|
출원번호 |
UP-0524898
(2006-09-22)
|
등록번호 |
US-7695577
(2010-05-20)
|
우선권정보 |
JP-2004-084259(2004-03-23) |
발명자
/ 주소 |
- Shioda, Masahiko
- Kitaoka, Sanji
- Kuramasu, Yukio
|
출원인 / 주소 |
- Nippon Light Metal Company, Ltd.
|
대리인 / 주소 |
Oblon, Spivak, McClelland, Maier & Neustadt, L.L.P.
|
인용정보 |
피인용 횟수 :
1 인용 특허 :
6 |
초록
▼
The present invention discloses an aluminum alloy being excellent in wear resistance, containing, in mass %, 12.0 to 13.7% of Si, 2.0 to 5.0% of Cu, 0.1 to 1.0% of Mg, 0.8 to 1.3% of Mn, 0.10 to 0.5% of Cr, 0.05 to 0.20% of Ti, 0.5 to 1.3% of Fe, 0.003 to 0.02% of P, and has a Ca content controlled
The present invention discloses an aluminum alloy being excellent in wear resistance, containing, in mass %, 12.0 to 13.7% of Si, 2.0 to 5.0% of Cu, 0.1 to 1.0% of Mg, 0.8 to 1.3% of Mn, 0.10 to 0.5% of Cr, 0.05 to 0.20% of Ti, 0.5 to 1.3% of Fe, 0.003 to 0.02% of P, and has a Ca content controlled to less than 0.005 mass %, the balance being Al and inevitable impurities; and an aluminum alloy sliding member excellent in wear resistance, which has in mass %, 12.0 to 14.0% of Si, 2.0 to 5.0% of Cu, 0.1 to 1.0% of Mg, 0.8 to 1.3% of Mn, 0.10 to 0.5% of Cr, 0.05 to 0.20% of Ti, 0.5 to 1.3% of Fe, 0.003 to 0.02% of P, and has a Ca content controlled to less than 0.005 mass %, the balance being Al and inevitable impurities, and contains primary crystals of Si having a grain diameter of 20 μm or more in an amount of 20 pieces/mm2 or less. The alloy may contain one or two of 0.0001 to 0.01 mass % of B, and 0.3 to 3.0 mass % of Ni.
대표청구항
▼
What is claimed is: 1. A die cast aluminum alloy sliding member excelling in wear resistance, consisting of: 12.0-14.0 mass % of Si; 2.0-5.0 mass % of Cu; 0.1-1.0 mass % of Mg; 0.9-1.3 mass % of Mn; 0.10-0.5 mass % of Cr; 0.05-0.20 mass % of Ti; 0.5-1.3 mass % of Fe; 0.003-0.02 mass % of P; and a r
What is claimed is: 1. A die cast aluminum alloy sliding member excelling in wear resistance, consisting of: 12.0-14.0 mass % of Si; 2.0-5.0 mass % of Cu; 0.1-1.0 mass % of Mg; 0.9-1.3 mass % of Mn; 0.10-0.5 mass % of Cr; 0.05-0.20 mass % of Ti; 0.5-1.3 mass % of Fe; 0.003-0.02 mass % of P; and a remainder of Al and unavoidable impurities; wherein: a Ca content is limited to less than 0.005 mass %; and the alloy includes less than 20/mm2 of primary crystal Si grains with a grain size of at least 20 μm at a depth of 1.5 mm from the cast surface. 2. A die cast aluminum alloy sliding member excelling in wear resistance, consisting of: 12.0-14.0 mass % of Si; 2.0-5.0 mass % of Cu; 0.1-1.0 mass % of Mg; 1.1-1.3 mass % of Mn; 0.10-0.5 mass % of Cr; 0.05-0.20 mass % of Ti; 0.5-1.3 mass % of Fe; 0.003-0.02 mass % of P; and a remainder of Al and unavoidable impurities; wherein: a Ca content is limited to less than 0.005 mass %; and the alloy includes less than 20/mm2 of primary crystal Si grains with a grain size of at least 20 μm at a depth of 1.5 mm from the cast surface. 3. An aluminum alloy excelling in wear resistance, consisting of: 12.0-14.0 mass % of Si; 2.0-5.0 mass % of Cu; 0.1-1.0 mass % of Mg; 1.1-1.3 mass % of Mn; 0.10-0.5 mass % of Cr; 0.05-0.20 mass % of Ti; 0.5-1.3 mass % of Fe; 0.003-0.02 mass % of P; and a remainder of Al and unavoidable impurities; wherein: a Ca content is limited to less than 0.005 mass %; and the alloy includes less than 20/mm2 of primary crystal Si grains with a size of at least 20 μm.
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