Materion Beryllium Copper Alloy 25 Wire; A (TB00) Temper; 1.3-12.7 mm Diameter (UNS C17200)

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Materion Beryllium Copper Alloy 25 Wire; A (TB00) Temper; 1.3-12.7 mm Diameter (UNS C17200)
Categories:	Metal; Nonferrous Metal; Beryllium Alloy; Copper Alloy
Material Notes:	Treatment required for max strength: as supplied Tabulated properties apply to products after age hardening. Information supplied by Brush Wellman. Brush Engineered Materials Inc. changed its name to Materion Corporation in March 2011.
Key Words:	ASTM B-197, QQ-C-530, AMS 4725
Vendors:	No vendors are listed for this material. Please click here if you are a supplier and would like information on how to add your listing to this material.
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Physical Properties	Original Value	Comments

Density	8.36 g/cc

Mechanical Properties	Original Value	Comments
Tensile Strength, Ultimate	400 - 540 MPa
Tensile Strength, Yield	130 - 210 MPa
Elongation at Break	30 - 60 %
Modulus of Elasticity	131 GPa
Machinability	20 %

Electrical Properties	Original Value	Comments
Electrical Resistivity	0.00000910 - 0.0000115 ohm-cm	15-19% IACS Conductivity

Thermal Properties	Original Value	Comments
CTE, linear	17.0 µm/m-°C @Temperature 20.0 - 200 °C
Thermal Conductivity	105 W/m-K
Melting Point	870 - 980 °C
Solidus	870 °C
Liquidus	980 °C

Component Elements Properties	Original Value	Comments
Beryllium, Be	1.8 - 2.0 %
Co + Ni	>= 0.20 %
Co + Ni + Fe	<= 0.60 %
Copper, Cu	98 %	as balance
Lead, Pb	<= 0.020 %

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