ISO 683-17 Grade 19MnCr5 annealed to achieve spheroidized carbides, cold worked (+AC+C)

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Description

19 MnCr 5 is a case hardening steel for anti-friction bearings. In the Jominy test it reaches surface hardnesses of approximately 49 HRC. It is used for anti-friction bearing parts that are subjected to medium stress.

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

Aplicaciones térmicas

PropertyTemperatureValue

Calor específico

-100.0 °C

423 J/(kg·K)

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0.0 °C

456 J/(kg·K)

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20.0 °C

461 J/(kg·K)

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100.0 °C

479 J/(kg·K)

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200.0 °C

499 J/(kg·K)

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300.0 °C

517 J/(kg·K)

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400.0 °C

536 J/(kg·K)

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500.0 °C

558 J/(kg·K)

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600.0 °C

587 J/(kg·K)

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Coeficiente de dilatación térmica

-100.0 °C

1.05E-5 1/K

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0.0 °C

1.14E-5 1/K

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20.0 °C

1.15E-5 1/K

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100.0 °C

1.21E-5 1/K

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200.0 °C

1.27E-5 1/K

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300.0 °C

1.32E-5 1/K

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400.0 °C

1.36E-5 1/K

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500.0 °C

1.4E-5 1/K

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600.0 °C

1.44E-5 1/K

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Conductividad térmica

20.0 °C

41 W/(m·K)

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100.0 °C

42.7 W/(m·K)

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200.0 °C

42.8 W/(m·K)

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300.0 °C

41.6 W/(m·K)

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400.0 °C

39.9 W/(m·K)

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500.0 °C

37.8 W/(m·K)

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600.0 °C

35.6 W/(m·K)

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Difusividad térmica

20.0 °C

11400 mm²/s

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100.0 °C

11000 mm²/s

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200.0 °C

10300 mm²/s

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300.0 °C

9500 mm²/s

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400.0 °C

8500 mm²/s

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500.0 °C

7300 mm²/s

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600.0 °C

6000 mm²/s

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Eléctrico

PropertyTemperatureValue

Resistividad eléctrica

20.0 °C

2.54E-7 Ω·m

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100.0 °C

3E-7 Ω·m

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200.0 °C

3.69E-7 Ω·m

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300.0 °C

4.51E-7 Ω·m

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400.0 °C

5.45E-7 Ω·m

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500.0 °C

6.54E-7 Ω·m

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600.0 °C

7.78E-7 Ω·m

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General

PropertyTemperatureValue

Densidad

20.0 °C

7.83 - 7.85 g/cm³

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Mecánica

PropertyTemperatureValue

Dureza Brinell

20.0 °C

220 [-]

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Módulo elástico

-100.0 °C

217 GPa

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0.0 °C

213 GPa

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20.0 °C

212 GPa

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100.0 °C

207 GPa

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200.0 °C

199 GPa

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300.0 °C

192 GPa

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400.0 °C

184 GPa

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500.0 °C

175 GPa

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600.0 °C

164 GPa

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Chemical properties

PropertyValue

Azufre

0.035 %

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Carbono

0.17 - 0.23 %

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Cobre

0.3 %

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Cromo

1 - 1.3 %

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Fósforo

0.04 %

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Manganeso

1.1 - 1.4 %

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Silicona

0.4 %

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