Material 1.4922

High-temperature resisting steel and alloy

The material 1.4922 is a high-temperature steel. This steel can be used up to a maximum temperature of about 580 C° / 1076 F°. Typical application for the construction of power plants is 1.4922.

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1.4922

Standards

HDIN / EN US-Standard AFNOR UNI JIS request
X20CrMoV11-1 X20CrMoV12-1 request

Material Category: High-temperature resisting steel and alloy

Chemical Composition

C % Si % Mn %  P % S % Cr % Mo % Ni % V %
0,17 - 0,23 max 0,40 0,30 - 1,00 max 0,025 max 0,015 10,00 - 12,50 0,80 - 1,20 0,30 - 0,80 0,20 - 0,35

 

Mechanical Properties

DIN EN 10095 (12/2018 (05/1999))
Hitzebeständige Stähle und Nickellegierungen.
0,2% Dehngrenze (Rp0,2) Zeitdehngrenze 1.000 h (Rp 1,0) Zeitdehngrenze 10.000 h (Rp 1,0) Zeitdehngrenze 100.000 h Zeitstandfestigkeit 10.000 Zeitstandfestigkeit 100.000 h bei Temperatur
>= 461 N/mm²           ~ 200 ° C
>= 392 N/mm²           ~ 300 ° C
>= 373 N/mm²           ~ 350 ° C
>= 353 N/mm²           ~ 400 ° C
>= 314 N/mm²           ~ 450 ° C
>= 265 N/mm² ~ 314 N/mm² ~ 255 N/mm² ~ 206 N/mm² ~ 343 N/mm² ~ 255 N/mm² ~ 500 ° C
  ~ 206 N/mm² ~ 157 N/mm² ~ 118 N/mm² ~ 216 N/mm² ~ 147 N/mm² ~ 550 ° C
  ~ 108 N/mm² ~ 59 N/mm² ~ 39 N/mm² ~ 118 N/mm² ~ 49 N/mm² ~ 600 ° C
vergütet
0,2% Dehngrenze
(Rp0,2)		 Zugfestigkeit
(Rm)		 Bruchdehnung
(A 5,65)		 Kerbschlagarbeit
(DVM)		 Kerbschlagarbeit
KV (ISO-V/Charpy-V)		 Zeitstandfestigkeit
10.000 h		 Zeitstandfestigkeit
100.000 h		 Warmfestigkeit bei Temperatur
>= 500 N/mm² 700 - 850 N/mm² >= 16 % >= 41 Joule >= 39 Joule       ~ 20 °C
>= 430 N/mm²               ~ 200 °C
>= 392 N/mm²               ~ 300 °C
>= 350 N/mm²               ~ 400 °C
>= 280 N/mm²               ~ 500 °C
>= 240 N/mm²         ~ 191 N/mm² ~ 127 N/mm²   ~ 550 °C
          ~ 103 N/mm² ~ 59 N/mm²   ~ 600 °C
              ~ 580 °C  
Stabstahl
vergütet Streckgrenze (Re) Zugfestigkeit
(Rm)		 Bruchdehnung
(A 5,65)		 Härte [HB 30] Kerbschlagarbeit
KV (ISO-V/Charpy-V)		 Probenlage
<= 60 mm >= 490 N/mm² 690 - 830 N/mm² >= 16 % 205 - 250 HB 30 >= 39 Joule längs

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