Materion Beryllium Copper Alloy 174 Strip; HT (TH04) Temper (UNS C17410)

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Materion Beryllium Copper Alloy 174 Strip; HT (TH04) Temper (UNS C17410)
Categories:	Metal; Nonferrous Metal; Beryllium Alloy; Copper Alloy
Material Notes:	Treatment required for max strength: Mill Hardened Stress Relaxation-% Stress Remaining after 1000 hrs @ 100°C: 95% Stress Relaxation after 1000 hrs @ 200°C: 76% Formability Ratio, 90° Bend, Radius/Thickness (Good Way): 1.2 Formability Ratio (bad Way): 5 Superficial Hardness: 30T 79-30N 48 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-768
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Physical Properties	Metric	English	Comments

Density	8.80 g/cc	0.318 lb/in³

Mechanical Properties	Metric	English	Comments
Hardness, Rockwell B	95 - 102	95 - 102
Hardness, Vickers	210 - 278	210 - 278
Tensile Strength, Ultimate	750 - 900 MPa	109000 - 131000 psi
Tensile Strength, Yield	650 - 870 MPa	94300 - 126000 psi
Elongation at Break	7.0 - 17 %	7.0 - 17 %
Modulus of Elasticity	138 GPa	20000 ksi
Fatigue Strength	280 - 310 MPa @# of Cycles 1.00e+8	40600 - 45000 psi @# of Cycles 1.00e+8	Reverse Bending (R=1)

Electrical Properties	Metric	English	Comments
Electrical Resistivity	0.00000290 - 0.00000380 ohm-cm	0.00000290 - 0.00000380 ohm-cm	45-60% IACS Conductivity

Thermal Properties	Metric	English	Comments
CTE, linear	18.0 µm/m-°C @Temperature 20.0 - 200 °C	10.0 µin/in-°F @Temperature 68.0 - 392 °F
Thermal Conductivity	230 W/m-K	1600 BTU-in/hr-ft²-°F
Melting Point	1030 - 1070 °C	1890 - 1960 °F
Solidus	1030 °C	1890 °F
Liquidus	1070 °C	1960 °F

Component Elements Properties	Metric	English	Comments
Beryllium, Be	0.15 - 0.50 %	0.15 - 0.50 %
Cobalt, Co	0.35 - 0.60 %	0.35 - 0.60 %
Copper, Cu	99 %	99 %	as balance

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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NBB484 / 15192

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