CHROMZIRC-3 Copper Alloy

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Description

2.1291 (CuCr) is a copper chromium alloy with the outstanding electrical and heat transfer properties of copper but without the drawbacks of being soft and ductile. The addition of a small amount of chromium ensures its high strength, especially after suitable heat treatment that achieves its good mechanical properties. It shows the following features and properties:

High electrical conductivity

High thermal conductivity

High strength

Resistance to softening at elevated temperatures

Related Standards

Equivalent Materials

Los datos sobre este material han sido proporcionados por Matmatch.

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.

Ashby charts

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Lectura sugerida

Properties of Copper

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Propiedades

Mecánica

Property	Temperature	Value
Dureza Brinell	23.0 °C	140 [-] Show Material materials with Dureza Brinell of 140 [-]
Dureza Vickers	23.0 °C	140 [-] Show Material materials with Dureza Vickers of 140 [-]
Elongación	23.0 °C	20 % Show Material materials with Elongación of 20 %
Límite elástico	23.0 °C	400 MPa Show Material materials with Límite elástico of 400 MPa
Resistencia a la tracción	23.0 °C	450 MPa Show Material materials with Resistencia a la tracción of 450 MPa

Chemical properties

Property	Value
Circonio	0.1 % Show Material materials with Circonio of 0.1 %
Cobre	Balance
Cromo	1 % Show Material materials with Cromo of 1 %

Technological properties

Property
Application areas	Electrical: Switchgear components, circuit breaker parts, rotating electrical machinery, electrical and thermal conductors;Chemical processing: Turbine generators, current-carrying arms and shafts for process plants;Other: Resistance welding, electrodes, shafts, electrode holders, seam welding wheels and flash or butt welding dies

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