Material 1.4910

High-temperature resisting steel and alloy

The material 1.4910 a highly heat-resistant austenitic steel. This steel can be used up to a maximum temperature of about 800 °C / 1472 °F. 1.4910 is weldable. Typical application for the steam and gas turbines is 1.4910.

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1.4910

Standards

HDIN / EN US-Standard AFNOR UNI JIS request
X3CrNiMoBN17-13-3 X3CrNiMoN17-13 request

Material Category: High-temperature resisting steel and alloy

Chemical Composition

C % Si %  Mn %  P  % S % B % Cr %  Mo % N % Ni %
max 0,04 max 0,75 max 2,00 max 0,035 max 0,015 0,0015 - 0,0050 16,00 - 18,00 2,00 - 3,00 0,100 - 0,180 12,00 - 14,00

 

Mechanical Properties

vergütet
Streckgrenze (Re) Zugfestigkeit (Rm) Bruchdehnung (A5, 65) Kerbschlagarbeit
KV (ISO-V/Charpy-V)		 Zeitstandfestigkeit 10.000 h Zeitstandfestigkeit 100.000 h bei Temperatur
>= 260 N/mm² 550 - 750 N/mm² >= 35 % >= 120 Joule     ~ 20 ° C
>= 205 N/mm²           ~ 100 ° C
>= 170 N/mm²           ~ 200 ° C
>= 148 N/mm²           ~ 300 ° C
>= 134 N/mm²           ~ 400 ° C
>= 127 N/mm²           ~ 500 ° C
>= 124 N/mm²       ~ 290 N/mm² ~ 220 N/mm² ~ 550 ° C
>= 121 N/mm²       ~ 205 N/mm² ~ 141 N/mm² ~ 600 ° C
        ~ 135 N/mm² ~ 83 N/mm² ~ 650 ° C
        ~ 84 N/mm² ~ 52 N/mm² ~ 700 ° C
        ~ 52 N/mm² ~ 34 N/mm² ~ 750 ° C
        ~ 33 N/mm² ~ 20 N/mm² ~ 800 ° C

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