DIN 17741 Grade NiMn2 1/2 hard

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Description

The material NiMn2 with the material number 2.4110 is applied in the form of strips, bars and wires for built-in parts for thermionic valves and light bulbs as well as spark plugs. It is a wrought-nickel alloy that is solidified by a manganese additive. The material possesses increased high temperature tensile strength. If used for thermionic valves, the material has to be free of Pb, Zn, Sn, As, P and other easily evaporable elements.

Related Standards

Los datos sobre este material han sido proporcionados por WIAM.

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

20.0 °C

8.8 g/cm³

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Mecánica

PropertyTemperatureValue

Dureza Brinell

20.0 °C

160 [-]

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Elongación

20.0 °C

20 %

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Límite elástico Rp 0,2

20.0 °C

340 MPa

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Módulo elástico

20.0 °C

222 GPa

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Resistencia a la tracción

20.0 °C

540 MPa

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Aplicaciones térmicas

PropertyTemperatureValueComment

Calor específico

20.0 °C

500 J/(kg·K)

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Coeficiente de dilatación térmica

100.0 °C

1.33E-5 1/K

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200.0 °C

1.39E-5 1/K

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300.0 °C

1.43E-5 1/K

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400.0 °C

1.48E-5 1/K

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500.0 °C

1.52E-5 1/K

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Conductividad térmica

20.0 °C

55 W/(m·K)

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Temperatura de fusión

1400 - 1500 °C

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Typical for Pure/Low Nickel Alloy

Eléctrico

PropertyTemperatureValue

Resistividad eléctrica

20.0 °C

1.09E-7 Ω·m

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Chemical properties

PropertyValue

Azufre

0.01 %

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Carbono

0.05 %

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Cobalto

1 %

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Cobre

0.25 %

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Hierro

0.35 %

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Magnesio

0.15 %

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Manganeso

1.5 - 2.5 %

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Níquel

96 %

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Silicona

0.25 %

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Titanio

0.1 %

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