Copper, UNS C18100, Cold Worked (75% reduction) Wire

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Copper, UNS C18100, Cold Worked (75% reduction) Wire
Categories:	Metal; Nonferrous Metal; Copper Alloy
Material Notes:	Excellent capacity for both cold and hot forming. Excellent solderability. Good brazing and gas-shielded arc welding. Fair butt resistance welding. Applications: resistance welding electrodes and wheels, switches, circuit breakers, high temperature wire, semiconductor bases, heat sinks, and continuous casting molds.
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Physical Properties	Original Value	Comments

Density	8.88 g/cc

Mechanical Properties	Original Value	Comments
Tensile Strength, Ultimate	495 MPa
Tensile Strength, Yield	455 MPa
Elongation at Break	5.0 %	in 50 mm
Modulus of Elasticity	125 GPa

Electrical Properties	Original Value	Comments
Electrical Resistivity	0.00000217 ohm-cm @Temperature 20.0 °C

Thermal Properties	Original Value	Comments
CTE, linear	20.7 µm/m-°C @Temperature 20.0 - 100 °C
	22.4 µm/m-°C @Temperature 20.0 - 200 °C
	23.3 µm/m-°C @Temperature 20.0 - 300 °C
Specific Heat Capacity	0.0940 BTU/lb-°F
Thermal Conductivity	324 W/m-K
Melting Point	<= 1075 °C
Liquidus	1075 °C
Annealing Point	1100 - 1300 °F

Processing Properties	Original Value	Comments
Annealing Temperature	600 - 700 °C
Solution Temperature	900 - 975 °C	For 1 hour
Aging Temperature	400 - 500 °C	For 1 hour
Hot-Working Temperature	790 - 925 °C
Precipitation Temperature	>= 840 °F	Air

Component Elements Properties	Original Value	Comments
Chromium, Cr	0.40 - 1.2 %
Copper, Cu	99 %
Magnesium, Mg	0.030 - 0.060 %
Zirconium, Zr	0.050 - 0.30 %

References for this datasheet.

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MC18100b5 / 10909

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