Beryllium Copper, UNS C17000, As-cast Billet

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Beryllium Copper, UNS C17000, As-cast Billet
Categories:	Metal; Nonferrous Metal; Copper Alloy
Material Notes:	Good to excellent corrosion resistance. Excellent cold workability; good hot formability. Commonly fabricated by blanking, forming and bending, turning, drilling, tapping. Applications: bellows, bourdon tubing, diaphragms, fuse clips, fasteners, lock-washers, springs, switch parts, roll pins, valves, welding equipment. As-cast billet.
Key Words:	BeCu; 165 Alloy
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Physical Properties	Metric	English	Comments

Density	8.26 g/cc	0.298 lb/in³

Mechanical Properties	Metric	English	Comments
Hardness, Rockwell B	80 - 85	80 - 85
Tensile Strength, Ultimate	515 - 585 MPa	74700 - 84800 psi
Tensile Strength, Yield	275 - 345 MPa @Strain 0.2 %	39900 - 50000 psi @Strain 0.2 %
Elongation at Break	15 - 30 %	15 - 30 %	in 50 mm
Modulus of Elasticity	115 GPa	16700 ksi
Poissons Ratio	0.30	0.30
Machinability	20 %	20 %	UNS C36000 (free-cutting brass) = 100%
Shear Modulus	50.0 GPa	7250 ksi

Electrical Properties	Metric	English	Comments
Electrical Resistivity	0.0000078 - 0.000011 ohm-cm @Temperature 20.0 °C	0.0000078 - 0.000011 ohm-cm @Temperature 68.0 °F

Thermal Properties	Metric	English	Comments
CTE, linear	16.7 µm/m-°C @Temperature 20.0 - 100 °C	9.28 µin/in-°F @Temperature 68.0 - 212 °F
	17.0 µm/m-°C @Temperature 20.0 - 200 °C	9.44 µin/in-°F @Temperature 68.0 - 392 °F
	17.8 µm/m-°C @Temperature 20.0 - 300 °C	9.89 µin/in-°F @Temperature 68.0 - 572 °F
Specific Heat Capacity	0.420 J/g-°C	0.100 BTU/lb-°F
Thermal Conductivity	118 W/m-K	819 BTU-in/hr-ft²-°F
	145 W/m-K @Temperature 200 °C	1010 BTU-in/hr-ft²-°F @Temperature 392 °F
Melting Point	865 - 980 °C	1590 - 1800 °F
Solidus	865 °C	1590 °F
Liquidus	980 °C	1800 °F

Processing Properties	Metric	English	Comments
Processing Temperature	845 °C	1550 °F	Hot-Shortness Temperature
Annealing Temperature	775 - 800 °C	1430 - 1470 °F
Solution Temperature	760 - 790 °C	1400 - 1450 °F
Aging Temperature	260 - 425 °C	500 - 797 °F
Hot-Working Temperature	650 - 825 °C	1200 - 1520 °F
Recrystallization Temperature	730 °C	1350 °F

Component Elements Properties	Metric	English	Comments
Beryllium, Be	1.6 - 1.79 %	1.6 - 1.79 %
Co + Ni	>= 0.20 %	>= 0.20 %
Co + Ni + Fe	<= 0.60 %	<= 0.60 %
Copper, Cu	98.1 %	98.1 %

Some of the values displayed above may have been converted from their original units and/or rounded in order to display the information in a consistent format. Users requiring more precise data for scientific or engineering calculations can click on the property value to see the original value as well as raw conversions to equivalent units. We advise that you only use the original value or one of its raw conversions in your calculations to minimize rounding error. We also ask that you refer to MatWeb's terms of use regarding this information. Click here to view all the property values for this datasheet as they were originally entered into MatWeb.

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MC17000d6 / 10743

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