ALUMINUM ALLOY WIRE ROD, ALLUMINUM ALLOY STRANDED WIRE, COATED WIRE, WIRE HARNESS, METHOD OF MANUFACTURING ALUMINUM ALLOY WIRE ROD, AND METHOD OF MEASURING ALUMINUM ALLOY WIRE ROD
First Claim
-1. 00 mass % to 0.50 mass %, Hf:
- 0.00 mass % to 0.50 mass %, V;
0.00 mass % to 0.50 mass %, Sc;
0.00 mass % to 0.50 mass %, Co;
0.00 mass % to 0.50 mass %, Ni;
0.00 mass % to 0.50 mass %, and the balance;
Al and incidental impurities, Mg/Si mass ratio being 0.4 to 0.8, the aluminum alloy wire rod having a tensile strength of greater than or equal to 200 MPa, an elongation of greater than or equal to 13%, a conductivity of 47% IACS, and a ratio (YS/TS) of 0.2% yield strength (YS) to the tensile strength (TS) of less than or equal to 0.7,the method comprising;
forming a drawing stock through hot working subsequent to melting and casting, and thereafter carrying out processes including at least a wire drawing process, a solution heat treatment process and an aging heat treatment process,the solution heat treatment process including heating to a predetermined temperature in a range of 450°
C. to 540°
C. at a temperature increasing rate of greater than or equal to 100°
C./s, retaining for a retention time of 30 seconds or less, and thereafter cooling at an average cooling rate of greater than or equal to 10°
C./s at least to a temperature of 150°
C., andthe aging heat treatment process including heating to a predetermined temperature in a range of 20°
C. to 150°
C. at a temperature increasing temperature in a range of 20°
C./s to 100°
C./s.
1 Assignment
0 Petitions
Accused Products
Abstract
An aluminum alloy wire rod has a composition including Mg: 0.10-1.0 mass %, Si: 0.10-1.20 mass %, Fe: 0.01-1.40 mass %, Ti: 0.000- 0.100 mass %, B: 0.000-0.030 mass %, Cu: 0.00-1.00 mass %, Ag: 0.00-0.50 mass %, Au: 0.00-0.50 mass %, Mn: 0.00-1.00 mass %, Cr: 0.00-1.00 mass %, Zr: 0.00-0.50 mass %, Hf: 0.00-0.50 mass %, V: 0.00-0.50 mass %, Sc: 0.00-0.50 mass %, Co: 0.00-0.50 mass %, Ni: 0.00-0.50 mass %, and the balance: Al and incidental impurities, Mg/Si mass ratio being 0.4 to 0.8. The aluminum alloy wire rod has a tensile strength of greater than or equal to 200 MPa, an elongation of greater than or equal to 13%, a conductivity of 47% IACS, and a ratio (YS/TS) of 0.2% yield strength (YS) to the tensile strength (TS) of less than or equal to 0.7.
-
Citations
35 Claims
-
-1. 00 mass % to 0.50 mass %, Hf:
- 0.00 mass % to 0.50 mass %, V;
0.00 mass % to 0.50 mass %, Sc;
0.00 mass % to 0.50 mass %, Co;
0.00 mass % to 0.50 mass %, Ni;
0.00 mass % to 0.50 mass %, and the balance;
Al and incidental impurities, Mg/Si mass ratio being 0.4 to 0.8, the aluminum alloy wire rod having a tensile strength of greater than or equal to 200 MPa, an elongation of greater than or equal to 13%, a conductivity of 47% IACS, and a ratio (YS/TS) of 0.2% yield strength (YS) to the tensile strength (TS) of less than or equal to 0.7,the method comprising; forming a drawing stock through hot working subsequent to melting and casting, and thereafter carrying out processes including at least a wire drawing process, a solution heat treatment process and an aging heat treatment process, the solution heat treatment process including heating to a predetermined temperature in a range of 450°
C. to 540°
C. at a temperature increasing rate of greater than or equal to 100°
C./s, retaining for a retention time of 30 seconds or less, and thereafter cooling at an average cooling rate of greater than or equal to 10°
C./s at least to a temperature of 150°
C., andthe aging heat treatment process including heating to a predetermined temperature in a range of 20°
C. to 150°
C. at a temperature increasing temperature in a range of 20°
C./s to 100°
C./s.
- 0.00 mass % to 0.50 mass %, V;
-
. 00 mass % to 0.50 mass %, Ni:
- 0.00 mass % to 0.50 mass %, and the balance;
Al and incidental impurities, Mg/Si mass ratio being 0.4 to 0.8, the aluminum alloy wire rod having a tensile strength of greater than or equal to 200 MPa, an elongation of greater than or equal to 13%, a conductivity of 47% IACS, and a ratio (YS/TS) of 0.2% yield strength (YS) to the tensile strength (TS) of less than or equal to 0.7.
- 0.00 mass % to 0.50 mass %, and the balance;
-
1. An aluminum alloy wire rod having a composition comprising Mg:
- 0.10 mass % to 1.0 mass %, Si;
0.10 mass % to 1.20 mass %, Fe;
0.01 mass % to 1.40 mass %, Ti;
0.000 mass % to 0.100 mass %, B;
0.000 mass % to 0.030 mass %, Cu;
0.00 mass % to 1.00 mass %, Ag;
0.00 mass % to 0.50 mass %, Au;
0.00 mass % to 0.50 mass %, Mn;
0.00 mass % to 1.00 mass %, Cr;
0.00 mass % to 1.00 mass %, Zr;
0.00 mass % to 0.50 mass %, Hf;
0.00 mass % to 0.50 mass %, V;
0.00 mass % to 0.50 mass %, Sc;
0.00 mass % to 0.50 mass %, Co;
0.00 mass % to 0.50 mass %, Ni;
0.00 mass % to 0.50 mass %, and the balance;
Al and incidental impurities, Mg/Si mass ratio being 0.4 to 0.8,the aluminum alloy wire rod having a tensile strength of greater than or equal to 200 MPa, an elongation of greater than or equal to 13%, a conductivity of 47% IACS, and a ratio (YS/TS) of 0.2% yield strength (YS) to the tensile strength (TS) of less than or equal to 0.7. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8)
- 0.10 mass % to 1.0 mass %, Si;
-
9. A wire harness comprising:
-
a coated wire including a coating layer at an outer periphery of one of an aluminum alloy wire rod and an aluminum alloy stranded wire; and a terminal fitted at an end portion of the coated wire, the coating layer being removed from the end portion, wherein the aluminum alloy wire rod has a composition comprising Mg;
0.10 mass % to 1.0 mass %, Si;
0.10 mass % to 1.20 mass %, Fe;
0.01 mass % to 1.40 mass %, Ti;
0. 000 mass % to 0.100 mass %, B;
0.000 mass % to 0.030 mass %, Cu;
0.00 mass % to 1.00 mass %, Ag;
0.00 mass % to 0.50 mass %, Au;
0.00 mass % to 0.50 mass %, Mn;
0.00 mass % to 1.00 mass %, Cr;
0.00 mass % to 1.00 mass %, Zr;
0.00 mass % to 0.50 mass %, Hf;
0.00 mass % to 0.50 mass %, V;
0.00 mass % to 0.50 mass %, Sc;
0.00 mass % to 0.50 mass %, Co;
-
-
10. A method of manufacturing an aluminum alloy wire rod having a composition comprising Mg:
- 0.10 mass % to 1.0 mass %, Si;
0.10 mass % to 1.20 mass %, Fe;
0.01 mass % to 1.40 mass %, Ti;
0.000 mass % to 0.100 mass %, B;
0.000 mass % to 0.030 mass %, Cu;
0.00 mass % to 1.00 mass %, Ag;
0.00 mass % to 0.50 mass %, Au;
0.00 mass % to 0.50 mass %, Mn;
0.00 mass % to 1.00 mass %, Cr;
0.00 mass % to 1.00 mass %, Zr;
- 0.10 mass % to 1.0 mass %, Si;
-
11. An aluminum alloy wire rod having a composition comprising Mg:
- 0.10 mass % to 1.00 mass %, Si;
0.10 mass % to 1.20 mass %, Fe;
0.01 mass % to 0.70 mass %, Ti;
0.000 mass % to 0.100 mass %, B;
0.000 mass % to 0.030 mass %, Cu;
0.00 mass % to 1.00 mass %, Ag;
0.00 mass % to 0.50 mass %, Au;
0.00 mass % to 0.50 mass %, Mn;
0.00 mass % to 1.00 mass %, Cr;
0.00 mass % to 1.00 mass %, Zr;
0.00 mass % to 0.50 mass %, Hf;
0.00 mass % to 0.50 mass %, V;
0.00 mass % to 0.50 mass %, Sc;
0.00 mass % to 0.50 mass %, Co;
0.00 mass % to 0.50 mass %, Ni;
0.00 mass % to 0.50 mass %, and the balance;
Al and incidental impurities, Mg/Si mass ratio being 0.4 to 0.8, a solute atom cluster being present in the aluminum alloy wire rod. - View Dependent Claims (12, 13, 14, 15, 16, 17, 18, 19)
- 0.10 mass % to 1.00 mass %, Si;
-
20. A wire harness comprising:
-
a coated wire including a coating layer at an outer periphery of one of an aluminum alloy wire rod and an aluminum alloy stranded wire; and a terminal fitted at an end portion of the coated wire, the coating layer being removed from the end portion, wherein the aluminum alloy wire rod has a composition comprising Mg;
0.10 mass % to 1.00 mass %, Si;
0.10 mass % to 1.20 mass %, Fe;
0.01 mass % to 0.70 mass %, Ti;
0.000 mass % to 0.100 mass %, B;
0.000 mass % to 0.030 mass %, Cu;
0.00 mass % to 1.00 mass %, Ag;
0.00 mass % to 0.50 mass %, Au;
0.00 mass % to 0.50 mass %, Mn;
0.00 mass % to 1.00 mass %, Cr;
0.00 mass % to 1.00 mass %, Zr;
0.00 mass % to 0.50 mass %, Hf;
0.00 mass % to 0.50 mass %, V;
0.00 mass % to 0.50 mass %, Sc;
0.00 mass % to 0.50 mass %, Co;
0.00 mass % to 0.50 mass %, Ni;
0.00 mass % to 0.50 mass %, and the balance;
Al and incidental impurities, Mg/Si mass ratio being 0.4 to 0.8, a solute atom cluster being present in the aluminum alloy wire rod.
-
-
21. A method of manufacturing an aluminum alloy wire rod having a composition comprising Mg:
- 0.10 mass % to 1.00 mass %, Si;
0.10 mass % to 1.20 mass %, Fe;
0.01 mass % to 0.70 mass %, Ti;
0.000 mass % to 0.100 mass %, B;
0.000 mass % to 0.030 mass %, Cu;
0.00 mass % to 1.00 mass %, Ag;
0.00 mass % to 0.50 mass %, Au;
0.00 mass % to 0.50 mass %, Mn;
0.00 mass % to 1.00 mass %, Cr;
0.00 mass % to 1.00 mass %, Zr;
0.00 mass % to 0.50 mass %, Hf;
0.00 mass % to 0.50 mass %, V;
0.00 mass % to 0.50 mass %, Sc;
0.00 mass % to 0.50 mass %, Co;
0.00 mass % to 0.50 mass %, Ni;
0.00 mass % to 0.50 mass %, and the balance;
Al and incidental impurities, Mg/Si mass ratio being 0.4 to 0.8, a solute atom cluster being present in the aluminum alloy wire rod,the method comprising; forming a drawing stock through hot working subsequent to melting, casting, and homogenizing heat treatment, and thereafter carrying out processes including at least a wire drawing process, a solution heat treatment process and an aging heat treatment process, the solution heat treatment process including heating to a predetermined temperature in a range of 450°
C. to 600°
C. at a temperature increasing rate of greater than or equal to 10°
C./s, and thereafter cooling at an average cooling rate of greater than or equal to 10°
C./s at least to a temperature of 150°
C., andthe aging heat treatment process including heating to a predetermined temperature in a range of 20°
C. to 150°
C. at a temperature increasing temperature in a range of 0.5°
C./s to 130°
C./s.
- 0.10 mass % to 1.00 mass %, Si;
-
22. An aluminum alloy wire rod having a composition comprising Mg:
- 0.10 mass % to 1.00 mass %, Si;
0.10 mass % to 1.20 mass %, Fe;
0.01 mass % to 0.70 mass %, Ti;
0.000 mass % to 0.100 mass %, B;
0.000 mass % to 0.030 mass %, Cu;
0.00 mass % to 1.00 mass %, Ag;
0.00 mass % to 0.50 mass %, Au;
0.00 mass % to 0.50 mass %, Mn;
0.00 mass % to 1.00 mass %, Cr;
0.00 mass % to 1.00 mass %, Zr;
0.00 mass % to 0.50 mass %, Hf;
0.00 mass % to 0.50 mass %, V;
0.00 mass % to 0.50 mass %, Sc;
0.00 mass % to 0.50 mass %, Co;
0.00 mass % to 0.50 mass %, Ni;
0.00 mass % to 0.50 mass %, and the balance;
Al and incidental impurities, Mg/Si mass ratio being 0.4 to 0.8, a Differential Scanning calorimetry curve having an endothermic peak corresponding to fusion of a solute atom cluster. - View Dependent Claims (23, 24, 25, 26, 27, 28, 29, 30, 31, 32)
- 0.10 mass % to 1.00 mass %, Si;
-
33. A wire harness comprising:
-
a coated wire including a coating layer at an outer periphery of one of aluminum alloy wire rod and an aluminum alloy stranded wire; and a terminal fitted at an end portion of the coated wire, the coating layer being removed from the end portion, wherein the aluminum alloy wire rod has a composition comprising Mg;
0.10 mass % to 1.00 mass %, Si;
0.10 mass % to 1.20 mass %, Fe;
0.01 mass % to 0.70 mass %, Ti;
0.000 mass % to 0.100 mass %, B;
0.000 mass % to 0.030 mass %, Cu;
0.00 mass % to 1.00 mass %, Ag;
0.00 mass % to 0.50 mass %, Au;
0.00 mass % to 0.50 mass %, Mn;
0.00 mass % to 1.00 mass %, Cr;
0.00 mass % to 1.00 mass %, Zr;
0.00 mass % to 0.50 mass %, Hf;
0.00 mass % to 0.50 mass %, V;
0.00 mass % to 0.50 mass %, Sc;
0.00 mass % to 0.50 mass %, Co;
0.00 mass % to 0.50 mass %, Ni;
0.00 mass % to 0.50 mass %, and the balance;
Al and incidental impurities, Mg/Si mass ratio being 0.4 to 0.8, a Differential Scanning Calorimetry curve having an endothermic peak corresponding to fusion of a solute atom cluster.
-
-
34. A method of manufacturing an aluminum alloy wire rod having a composition comprising Mg:
- 0.10 mass % to 1.00 mass %, Si;
0.10 mass % to 1.20 mass %, Fe;
0.01 mass % to 0.70 mass %, Ti;
0.000 mass % to 0.100 mass %, B;
0.000 mass % to 0.030 mass %, Cu;
0.00 mass % to 1.00 mass %, Ag;
0.00 mass % to 0.50 mass %, Au;
0.00 mass % to 0.50 mass %, Mn;
0.00 mass % to 1.00 mass %, Cr;
0.00 mass % to 1.00 mass %, Zr;
0.00 mass % to 0.50 mass %, Hf;
0.00 mass % to 0.50 mass %, V;
0.00 mass % to 0.50 mass %, Sc;
0.00 mass % to 0.50 mass %, Co;
0.00 mass % to 0.50 mass %, Ni;
0.00 mass % to 0.50 mass %, and the balance;
Al and incidental impurities, Mg/Si mass ratio being 0.4 to 0.8, a Differential Scanning calorimetry curve having an endothermic peak corresponding to fusion of a solute atom cluster,the method comprising; forming a drawing stock through hot working subsequent to melting, casting, and homogenizing heat treatment, and thereafter carrying out processes including at least a wire drawing process, a solution heat treatment process and an aging heat treatment process, the solution heat treatment process including heating to a predetermined temperature in a range of 450°
C. to 600°
C. at a temperature increasing rate of greater than or equal to 10°
C./s, and thereafter cooling at an average cooling rate of greater than or equal to 10°
C./s at least to a temperature of 150°
C., andthe aging heat treatment process including heating to a predetermined temperature in a range of 20°
C. to 150°
C. at a temperature increasing temperature in a range of 0.5°
C./s to 130°
C./s.
- 0.10 mass % to 1.00 mass %, Si;
-
35. A method of measuring an aluminum alloy wire rod having a composition comprising Mg:
- 0.10 mass % to 1.0 mass %, Si;
0.10 mass % to 1.20 mass %, Fe;
0.01 mass % to 1.40 mass %, Ti;
0.000 mass % to 0.100 mass %, B;
0.000 mass % to 0.030 mass %, Cu;
0.00 mass % to 1.00 mass %, Ag;
0.00 mass % to 0.50 mass %, Au;
0.00 mass % to 0.50 mass %, Mn;
0.00 mass % to 1.00 mass %, Cr;
0.00 mass % to 1.00 mass %, Zr;
0.00 mass % to 0.50 mass %, Hf;
0.00 mass % to 0.50 mass %, V;
0.00 mass % to 0.50 mass %, Sc;
0.00 mass % to 0.50 mass %, Co;
0.00 mass % to 0.50 mass %, Ni;
0.00 mass % to 0.50 mass %, and the balance;
Al and incidental impurities, Mg/Si mass ratio being 0.4 to 0.8,wherein on a Differential Thermal Analysis curve, a maximum amount of heat in a range of 150°
C. to 200°
C. is taken as a reference amount of heat, and an absolute value of a difference between the reference amount of heat and a minimum amount of heat corresponding to an endothermic peak in a range of 150°
C. to 250°
C. is defined as a solute atom cluster production amount, and an absolute value of a difference between the reference amount of heat and a maximum amount of heat corresponding to an endothermic peak in a range of 200°
C. to 350°
C. is defined as a β
″
-phase production amount.
- 0.10 mass % to 1.0 mass %, Si;
Specification