IPC분류정보
국가/구분 |
United States(US) Patent
등록
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국제특허분류(IPC7판) |
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출원번호 |
US-0154453
(2002-05-22)
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발명자
/ 주소 |
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출원인 / 주소 |
- Howmet Research Corporation
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대리인 / 주소 |
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인용정보 |
피인용 횟수 :
14 인용 특허 :
22 |
초록
▼
An amorphous alloy having a composition consisting essentially of about 45 to about 65 atomic % Zr and/or Hf, about 4 to about 7.5 atomic % Ti and/or Nb, about 5 to about 15 atomic % Al and/or Zn, and the balance comprising a metal selected from the group consisting of Cu, Co, Ni, up to about 10 ato
An amorphous alloy having a composition consisting essentially of about 45 to about 65 atomic % Zr and/or Hf, about 4 to about 7.5 atomic % Ti and/or Nb, about 5 to about 15 atomic % Al and/or Zn, and the balance comprising a metal selected from the group consisting of Cu, Co, Ni, up to about 10 atomic % Fe, and Y intentionally present in the alloy composition in an amount not exceeding about 0.5 atomic %, such as about 0.2 to about 0.4 atomic % Y, with an alloy bulk oxygen concentration of at least about 1000 ppm on atomic basis.
대표청구항
▼
1. An alloy consisting essentially of, in atomic %, about 54 to about 57% Zr, about 2 to about 4% Ti, about 2 to about 4% Nb, about 8 to about 12% Al, about 14 to about 18% Cu, and about 12 to about 15% Ni, and about 0.2 to about 0.4% Y with said alloy having a bulk oxygen impurity concentration of
1. An alloy consisting essentially of, in atomic %, about 54 to about 57% Zr, about 2 to about 4% Ti, about 2 to about 4% Nb, about 8 to about 12% Al, about 14 to about 18% Cu, and about 12 to about 15% Ni, and about 0.2 to about 0.4% Y with said alloy having a bulk oxygen impurity concentration of least about 1000 ppm on atomic basis. 2. A bulk amorphous cast body having a composition consisting essentially of, in atomic %, about 54 to about 57% Zr, about 2 to about 4% Ti, about 2 to about 4% Nb, about 8 to about 12% Al, about 14 to about 18% Cu, and about 12 to about 15% Ni, and about 0.2 to about 0.4% Y with said cast body having a bulk oxygen impurity concentration of least about 1000 ppm on atomic basis. 3. The cast body of claim 2, which is die cast.
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