Permodur 4841 +AT

Nombres alternativos y comerciales
Permodur 4841, 1.4841, X15CrNiSi25-21
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Description

1.4841 (X15CrNiSi25-21) is a stainless heat-resistant Chrome-nickel steel with good oxidation resistance at high temperatures. It is also characterized by its good strength properties at high temperatures and shows an excellent chemical resistance at temperatures up to 1100°C.

Related Standards

Equivalent Materials

Los datos sobre este material han sido proporcionados por Deutsche Edelstahlwerke Specialty Steel (DEW).

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

Propiedades

General

PropertyValue

Densidad

7.9 g/cm³

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Medidas

PropertyValueComment

Diámetro

160 mm

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max.

Mecánica

PropertyValueComment

Dureza Brinell

223 [-]

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Elongación

30 %

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A5

Límite elástico

230 MPa

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RP02

270 MPa

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RP1

Resistencia a la tracción

550 - 750 MPa

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Aplicaciones térmicas

PropertyTemperatureValueComment

Calor específico

500 J/(kg·K)

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Coeficiente de dilatación térmica

200 °C

1.55e-05 1/K

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for 20°C to the mentioned temperature

400 °C

1.7e-05 1/K

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for 20°C to the mentioned temperature

600 °C

1.75e-05 1/K

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for 20°C to the mentioned temperature

800 °C

1.8e-05 1/K

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for 20°C to the mentioned temperature

1000 °C

1.9e-05 1/K

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for 20°C to the mentioned temperature

Conductividad térmica

15 W/(m·K)

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500 °C

19 W/(m·K)

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Eléctrico

PropertyValue

Resistividad eléctrica

9e-07 Ω·m

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Chemical properties

PropertyValue

Azufre

0.015 %

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Carbono

0.2 %

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Cromo

24 - 26 %

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Fósforo

0.045 %

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Hierro

Balance

Manganeso

2 %

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Níquel

0.11 %

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Silicona

1.5 - 2.5 %

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Technological properties

Property
Application areas

Apparatus construction for high temperature, Automotive industry, Chemical industry, Oil industry, Cement chain industry, Mechanical engineering, Furnace construction

Cold Forming

It is suitable for cold forming.

Corrosion properties

Corrosion resistance only slightly against oxidizing and resistant to reducing sulphurous gases. It is limited to temperatures below 650°C. Medium Corrosion resistance to carburizing (up to 900°C) and gases with Nitrogen and low Oxygen. (PREN= 24.0 - 29.3)

General machinability

Average

Heat Treatment

Solution annealing: 1050-1150°C (water, air) fast cooling

Hot forming

It is formable at 850-1100°C (Air).

Processing history

Solution Annealed

Welding

Good