1.4521 / X2CrMoTi18-2

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Description

The material 1.4521 is a ferritic chrome steel with very good resistance against pitting corrosion. Due to its low tendency to work hardening, it is often used for heat exchanger tubes and tubular heating elements.

Related Standards

Equivalent Materials

Diese Materialdaten wurden von HSM Stahl- und Metallhandel GmbH zur Verfügung gestellt

Alle Daten beziehen sich auf Raumtemperatur soweit nicht anderweitig spezifiziert. SI Einheiten werden verwendt soweit nicht anderweitig spezifiziert.
Äquivalente Standards sind ähnlich zu einem oder mehreren Standards die der Anbieter angegeben hat. Manche äquivalente Standards können strikter sein oder außerhalb der Bedingungen des ursprünglichen Standards.

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Eigenschaften

Allgemein

PropertyTemperatureValue

Dichte

23.0 °C

7.7 g/cm³

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Mechanisch

PropertyTemperatureValueComment

Dehnung A5

23.0 °C

20 %

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min.

Elastizitätsmodul

23.0 °C

220 GPa

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Härte, Brinell

23.0 °C

200 [-]

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max.

Streckgrenze Rp 0,2

23.0 °C

320 MPa

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min.

Zugfestigkeit

23.0 °C

450 - 650 MPa

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Thermisch

PropertyTemperatureValue

Spezifische Wärmekapazität

23.0 °C

430 J/(kg·K)

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Wärmeleitfähigkeit

23.0 °C

23 W/(m·K)

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Elektrisch

PropertyTemperatureValue

spezifischer Widerstand

23.0 °C

8E-7 Ω·m

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Magnetisch

PropertyValue

Magnetic properties

Magnetisation is possible

Chemical properties

PropertyValueComment

Chrom

17 - 20 %

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Kohlenstoff

0.025 %

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max.

Mangan

1 %

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max.

Molybdän

1.8 - 2.5 %

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Phosphor

0.04 %

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max.

Schwefel

0.015 %

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max.

Silizium

1 %

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max.

Stickstoff

0.03 %

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max.

Titan

0.8 %

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max., (min: 4x(C+N)+0.15)

Technological properties

Property
Application areas

Automotive Industry, Fasteners, Mechanical Engineering, Plant construction, Armature construction, Apparatus and tank construction, Home appliances

Corrosion properties

Very good resistance against pitting corrosion

General machinability

Good

Polishing ability

Bad

Solution annealing

750-900°C

Welding

TIG welding: suitable, MAG Solid wire: suitable, Arc welding: suitable, UP welding: limited, Laser beam welding: suitable, Gas fusion welding: not suitable. A heat inpute should be as low as possible.

Workability

Hot forming: 750-1150°C