Copper, UNS C66400, H04 Temper

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Copper, UNS C66400, H04 Temper
Categories:	Metal; Nonferrous Metal; Copper Alloy
Material Notes:	Applications: spring washers, switchblades, fuse clips, contact springs, socket contacts, connectors, terminals.
Key Words:	Cobron
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Physical Properties	Metric	English	Comments

Density	8.74 g/cc	0.316 lb/in³

Mechanical Properties	Metric	English	Comments
Tensile Strength, Ultimate	605 MPa	87700 psi
Tensile Strength, Yield	585 MPa @Strain 0.2 %	84800 psi @Strain 0.2 %
Elongation at Break	5.0 %	5.0 %	in 50 mm
Modulus of Elasticity	112 GPa	16200 ksi
Fatigue Strength	185 MPa @# of Cycles 1.00e+8	26800 psi @# of Cycles 1.00e+8	Reverse Bending

Electrical Properties	Metric	English	Comments
Electrical Resistivity	0.00000575 ohm-cm @Temperature 20.0 °C	0.00000575 ohm-cm @Temperature 68.0 °F

Thermal Properties	Metric	English	Comments
Thermal Conductivity	116 W/m-K	805 BTU-in/hr-ft²-°F
Melting Point	1035 - 1055 °C	1895 - 1931 °F
Solidus	1035 °C	1895 °F
Liquidus	1055 °C	1931 °F

Component Elements Properties	Metric	English	Comments
Aluminum, Al	<= 0.050 %	<= 0.050 %
Cobalt, Co	0.30 - 0.70 %	0.30 - 0.70 %
Copper, Cu	86.5 %	86.5 %
Iron, Fe	1.3 - 1.7 %	1.3 - 1.7 %
Lead, Pb	<= 0.015 %	<= 0.015 %
Manganese, Mn	<= 0.050 %	<= 0.050 %
Nickel, Ni	<= 0.050 %	<= 0.050 %
Phosphorus, P	<= 0.020 %	<= 0.020 %
Silicon, Si	<= 0.050 %	<= 0.050 %
Silver, Ag	<= 0.050 %	<= 0.050 %
Tin, Sn	<= 0.050 %	<= 0.050 %
Zinc, Zn	11 - 12 %	11 - 12 %

References for this datasheet.

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MC66400b5 / 11675

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