EN 10088-1 Grade X7CrNiAl17-7 solution annealed (+AT)

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Description

Material X7CrNiAl17-7 is comparable to X 7 CrNiAl 17 7 acc. to DIN17224 : 1982-02. The material is a hardenable stainless steel with high strength and hardness, sufficient corrosion resistance and satisfactory workability. It shows the lowest corrosion resistance within the group of type 1.4301 owing to the lowered Cr- and Ni-content and the Al-addition. Application in aircraft industry and in leight weight construction for surface facings, fuel reservoirs, valve components, pressure vessels, presswork components in wear loaded assemblies.

Related Standards

Equivalent Materials

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

7.8 - 7.92 g/cm³

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Mecánica

PropertyTemperatureValue

Coeficiente de Poisson

20.0 °C

0.28 [-]

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Dureza Brinell

20.0 °C

255 [-]

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Elongación

20.0 °C

10 - 19 %

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Elongación A80

20.0 °C

19 %

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Elongación A80 transversal

20.0 °C

19 %

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Módulo elástico

-100.0 °C

206 GPa

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20.0 °C

196 - 200 GPa

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100.0 °C

190 - 195 GPa

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200.0 °C

182 - 185 GPa

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300.0 °C

174 - 175 GPa

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400.0 °C

166 - 170 GPa

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500.0 °C

158 GPa

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600.0 °C

150 GPa

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700.0 °C

142 GPa

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800.0 °C

134 GPa

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Resistencia a la tracción

20.0 °C

100 - 1100 MPa

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Resistencia a la tracción transversal

20.0 °C

1030 MPa

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Aplicaciones térmicas

PropertyTemperatureValue

Calor específico

-100.0 °C

440 J/(kg·K)

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20.0 °C

472 - 500 J/(kg·K)

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100.0 °C

487 J/(kg·K)

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200.0 °C

503 J/(kg·K)

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300.0 °C

512 J/(kg·K)

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400.0 °C

520 J/(kg·K)

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500.0 °C

530 J/(kg·K)

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600.0 °C

541 J/(kg·K)

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700.0 °C

551 J/(kg·K)

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800.0 °C

559 J/(kg·K)

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Coeficiente de dilatación térmica

-100.0 °C

1.49E-5 1/K

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20.0 °C

1.61E-5 1/K

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100.0 °C

1.3E-5 - 1.67E-5 1/K

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200.0 °C

1.35E-5 - 1.72E-5 1/K

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300.0 °C

1.4E-5 - 1.77E-5 1/K

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400.0 °C

1.81E-5 1/K

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500.0 °C

1.84E-5 1/K

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600.0 °C

1.88E-5 1/K

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700.0 °C

1.91E-5 1/K

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800.0 °C

1.94E-5 1/K

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Conductividad térmica

-100.0 °C

11.7 W/(m·K)

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20.0 °C

14.5 - 16 W/(m·K)

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100.0 °C

16 W/(m·K)

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200.0 °C

17.6 W/(m·K)

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300.0 °C

19.1 W/(m·K)

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400.0 °C

20.4 W/(m·K)

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500.0 °C

21.9 W/(m·K)

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600.0 °C

23.3 W/(m·K)

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700.0 °C

24.7 W/(m·K)

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800.0 °C

26.1 W/(m·K)

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Difusividad térmica

-100.0 °C

3.7 mm²/s

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20.0 °C

3.9 mm²/s

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100.0 °C

4.3 mm²/s

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200.0 °C

4.3 mm²/s

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300.0 °C

4.6 mm²/s

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400.0 °C

4.7 mm²/s

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500.0 °C

4.9 mm²/s

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600.0 °C

5 mm²/s

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700.0 °C

5.3 mm²/s

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800.0 °C

5.7 mm²/s

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Eléctrico

PropertyTemperatureValue

Resistividad eléctrica

-100.0 °C

5.86E-7 Ω·m

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20.0 °C

6.92E-7 - 8E-7 Ω·m

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100.0 °C

7.58E-7 Ω·m

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200.0 °C

8.36E-7 Ω·m

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300.0 °C

9.07E-7 Ω·m

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400.0 °C

9.73E-7 Ω·m

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500.0 °C

1.02E-6 Ω·m

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600.0 °C

1.06E-6 Ω·m

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700.0 °C

1.1E-6 Ω·m

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800.0 °C

1.13E-6 Ω·m

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Chemical properties

PropertyValue

Aluminio

0.7 - 1.5 %

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Azufre

0.015 %

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Carbono

0.09 %

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Cromo

16 - 18 %

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Fósforo

0.04 %

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Manganeso

1 %

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Níquel

6.5 - 7.8 %

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Silicona

0.7 %

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