QMetᵀᴹ 300 Strip

Nombres alternativos y comerciales
QMetᵀᴹ 300
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Description

Materion Performance Alloys’ QMet 300 strip is a high-performance, heat treated copper alloy designed to provide very high electrical and thermal conductivity while still retaining moderate strength. This non beryllium-containing alloy is idea for heat spreading structural components in consumer electronic devices as well as high reliability, high power electrical and electronic connectors.

Los datos sobre este material han sido proporcionados por Materion Brush GmbH.

A menos que se indique lo contrario, todas las medidas corresponden a condiciones de temperatura ambiente. A menos que se indique lo contrario, se utilizan las unidades del SI.
Las normas armonizadas son similares a uno o varios estándares del proveedor. Es posible que algunas normas armonizadas se ajusten al estándar original, mientras que otras pueden quedar fuera de su alcance.

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Propiedades

General

PropertyTemperatureValue

Densidad

23.0 °C

8.89 g/cm³

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Medidas

PropertyValueComment

Espesor

0.2 - 0.8 mm

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gauge

Mecánica

PropertyTemperatureValueComment

Coeficiente de Poisson

23.0 °C

0.3 [-]

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Dureza Vickers

23.0 °C

130 - 170 [-]

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Elongación

23.0 °C

5 - 9 %

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for strip thicker than 0.10 mm

Límite elástico Rp 0,2

23.0 °C

500 - 536 MPa

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Módulo elástico

23.0 °C

137 - 152 GPa

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Plegabilidad 90 ° bidireccional

23.0 °C

0.2 [-]

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Plegabilidad 90 ° en peso bruto

23.0 °C

0.2 [-]

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Resistencia a la tracción

23.0 °C

538 - 558 MPa

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Aplicaciones térmicas

PropertyTemperatureValue

Coeficiente de dilatación térmica

23.0 °C

1.8E-5 1/K

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Conductividad térmica

23.0 °C

341 W/(m·K)

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Eléctrico

PropertyTemperatureValue

Conductividad eléctrica

23.0 °C

4.70E+7 S/m

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Specific Electrical conductivity

78 - 81 % IACS

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Chemical properties

PropertyValueComment

Cobre

99.5 %

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min.

Cromo

0.5 - 3 %

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Ni+Si+Cr

Níquel

0.5 - 3 %

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Ni+Si+Cr

Silicona

0.5 - 3 %

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Ni+Si+Cr

Technological properties

Property
Application areas

Automotive Wire Harness Terminals and High Voltage Connectors, EV Charging Contacts, Appliance Power Contacts, Computer Power Contacts, Backplane, Midplane and Card Edge Connectors, Photovoltaic System Connectors, Heat Spreading for Consumer Electronics