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Titanium Copper Alloy

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Titanium Copper Alloy

C1990 Chemical Cu-3Ti
Highlights Copper alloy wirth high mechanical strenghth and stress relazation resitance compositions
Applications Connectors, Switches, Battery terminals, Jacks

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C1990HP Chemical Cu-3Ti hyper series
Highlights Higher mechanical strength and better formability than conventional C1990
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C1990HC Chemical Cu-3Ti New
Highlights Higher electrical conductivity than conventional titanium copper alloys
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NKT322 GIGALLOY Chemical Cu-3.2Ti-0.2Fe
Highlights High mechanical strength of over 1GPa and excelent formability
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See Chemical compositions and properties

Chemical compositions and properties

Copper Alloy Name TiCu
C1990 C1990HP C1990HC NKT322
Chemical Composition (wt%) Cu : Rest
Ti : 3.0
Cu : Rest
Ti : 3.0
Cu : Rest
Ti : 3.0
Cu : Rest
Ti : 3.2
Fe : 0.2
Physical Properties Specific Gravity (g/cm3) 8.70 8.70 8.70 8.70
Modulus of Elasticity (MPa) 127,000 127,000 127,000 120,000
Electrical Conductivity (%IACS @20℃) 13 13 20 10-13
Poisson's Ratio 0.33 0.33 0.33 0.33
Mechanical Properties

*Standard specs.
(Typical values)
Tensile Strength (MPa) O - - - -
1/4H 735-930 - - -
1/2H - - - -
H - - - 900-1000
EH 885-1080 885-1080 (950) 920-1020
SH - 910-1110 - 970-1100
ESH - 1000-1180 - 1010-1200
XSH - 1050-1400 - -
USH - 1200-1550
(Thickness≦0.1㎜)
- -
GSH - 1300-1600
(Thickness≦0.1㎜)
- -
0.2% Yield Strength (MPa) O - - - -
1/4H - - - -
1/2H - - - -
H - - - 800-900
EH 800-900 820-920 (900) 850-950
SH - 850-950 - 900-1000
ESH - 940-1040 - 950-1050
XSH - (1120) - -
USH - (1320) - -
GSH - (1390) - -
Elongation (%) O - - - -
1/4H 10min - - -
1/2H - - - -
H - - - 12.0min
EH 5min 10min (2.0) 10.0min
SH - 8min - 6.0min
ESH - (3) - 3.0min
XSH - - - -
USH - - - -
GSH - - - -
Vickers Hardness (Hv) O - - - -
1/4H 250min - - -
1/2H - - - -
H - - - (300)
EH 280min (300) (300) (310)
SH - (320) - (330)
ESH - (340) - (340)
XSH - (340) - -
USH - (360) - -
GSH - (400) - -
Bend Formability

*Badway90°W bend
Width=10mm data
Minimum Bend Radius / t Badway 1/2H - - - -
H - - - -
EH 4.0 1.0 0 0.5
SH - 2.0 - 1.0
ESH - 5.0min - 2.0