Stainless Steel 440B

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Description

Martensitic stainless steel, which is more hardenable than type 420. Corrosion resistance is good, provided it is hardened and tempered. Machining is difficult.

Equivalent Materials

Los datos sobre este material han sido proporcionados por Salomons Metalen.

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

PropertyTemperatureValueComment

Densidad

23.0 °C

7.8 g/cm³

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typical for steels

Mecánica

PropertyTemperatureValueComment

Dureza Brinell

23.0 °C

265 [-]

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Elongación A5

23.0 °C

18 %

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Límite elástico Rp 0,2

23.0 °C

430 MPa

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Módulo elástico

23.0 °C

200 - 210 GPa

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typical for steels

Resistencia a la tracción

23.0 °C

730 - 750 MPa

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Chemical properties

PropertyValueComment

Azufre

0.02 %

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Carbono

0.75 - 1 %

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Cromo

16 - 19 %

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Fósforo

0.04 %

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Hierro

76.6 - 83.3 %

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Manganeso

1 %

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max.

Molibdeno

1.3 %

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Silicona

1 %

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max.

Vanadio

0.07 - 0.12 %

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