Copper alloy with high strength and high electrical conductivity
AssigneeMitsubishi Materials Corporation
InventorsKazunari Maki, Yuki Ito
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Abstract
This copper alloy with high strength and high electrical conductivity includes: Mg: more than 1.0% by mass to less than 4% by mass; and Sn: more than 0.1% by mass to less than 5% by mass, with a remainder including Cu and inevitable impurities, wherein a mass ratio Mg/Sn of a content of Mg to a content of Sn is in a range of 0.4 or more. This copper alloy with high strength and high electrical conductivity may further include Ni: more than 0.1% by mass to less than 7% by mass.
Claims17
A copper alloy with high strength and high electrical conductivity, consisting of:
- Mg:
- more than 1.0% by mass to less than 4% by mass;
- Sn:
- more than 0.1% by mass to less than 5% by mass;
- and
- a remainder of Cu and inevitable impurities,
- wherein a mass ratio Mg/Sn of a content of Mg to a content of Sn is in a range of 0.4 or more.
A copper alloy with high strength and high electrical conductivity, consisting of:
- Mg:
- more than 1.0% by mass to less than 4% by mass;
- Sn:
- more than 0.1% by mass to less than 5% by mass;
- at least one or more selecteelftom Fe, Co, Al, Ag, Mn, and Zn at a content in a range of 0.01% by mass or more to 5% by mass or less;
- and
- a remainder of Cu and inevitable impurities,
- wherein a mass ratio Mg/Sn of a content of Mg to a content of Sn is in a range of 0.4 or more.
A copper alloy with high strength and high electrical conductivity, consisting of:
- Mg:
- more than 1.0% by mass to less than 4% by mass;
- Sn:
- more than 0.1% by mass to less than 5% by mass;
- either ene or both of B:
- 0.001% by mass or more to 0.5% by mass or less and P:
- less than 0.004% by mass;
- and
- a remainder of Cu and inevitable impurities,
- wherein a mass ratio Mg/Sn of a content of Mg to a content of Sn is in a range of 0.4 or more.
A copper alloy with high strength and high electrical conductivity, consisting of:
- Mg:
- more than 1.0% by mass to less than 4% by mass;
- Sn:
- more than 0.1% by mass to less than 5% by mass;
- Ni:
- more than 0.1% by mass to less than 7% by mass;
- and
- a remainder of Cu and inevitable impurities,
- wherein a mass ratio Mg/Sn of a content of Mg to a content of Sn is in a range of 0.4 or more.
A copper alloy with high strength and high electrical conductivity, consisting of:
- Mg:
- more than 1.0% by mass to less than 4% by mass;
- Sn:
- more than 0.1% by mass to less than 5% by mass;
- Ni:
- more than 0.1% by mass to less than 7% by mass;
- at least one or more selected from Fe, Co, Al, Ag, Mn, and Zn at a content in a range of 0.01% by mass or more to 5% by mass or less;
- and
- a remainder of Cu and inevitable impurities,
- wherein a mass ratio Mg/Sn of a content of Mg to a content of Sn is in a range of 0.4 or more.
A copper alloy with high strength and high electrical conductivity, consisting of:
- Mg:
- more than 1.0% by mass to less than 4% by mass;
- Sn:
- more than 0.1% by mass to less than 5% by mass;
- Ni:
- more than 0.1% by mass to less than 7% by mass;
- either one or both of P and B at a content in a range of 0.001% by mass or more to 0.5% by mass or less;
- and
- a remainder of Cu and inevitable impurities,
- wherein a mass ratio Mg/Sn of a content of Mg to a content of Sn is in a range of 0.4 or more.
Dependencies are inferred from the claim text.