Material 1.4120

Stainless steel

Grade 1.4120 is martensitic stainless steel.

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1.4120

Standards

HDIN / EN US-Standard AFNOR UNI JIS request
X20CrMo13 request

Material Category: Stainless steel

Chemical Composition

C % Si % Mn % P % S % Cr % Mo % Ni %
0,17 - 0,22 max 1,00 max 1,00 max 0,040 max 0,015 12,00 - 14,00 0,90 - 1,30 max 1,00

 

Mechanical Properties

Gebrauchsfestigkeit 880 - 1.470 MPa
 geglüht Härte (HB 30)
  <= 260 HB 30
 gehärtet Zugfestigkeit (Rm) Härte (HB 30) Härte (HRC)
  ~ 1.570 N/mm² ~ 450 HB 30 ~ 47 HRC
  ~ 1.570 N/mm²    
vergütung Zugfestigkeit (Rm) Bruchdehnung (A 5, 65) Einschnürung (Z) Härte (HB 30) Kerbschlagarbeit KV (ISO-V/Charpy-V) Probenlage bei Temperatur
  750 - 900 N/mm² >= 14 % >= 50 % 220 - 280 HB 30 >= 28 Joule längs  
>= 550 N/mm²           längs  
>= 520 N/mm²             ~ 100 ° C
>= 510 N/mm²             ~ 150 ° C
>= 500 N/mm²             ~ 200 ° C
>= 490 N/mm²             ~ 250 ° C
>= 480 N/mm²             ~ 300 ° C
>= 450 N/mm²             ~ 350 ° C
>= 410 N/mm²             ~ 400 ° C
angelassen bei ~ 500 ° C Zugfestigkeit (Rm)
angelassen bei ~ 550 ° C ~ 1.470 N/mm²
angelassen bei ~ 600 ° C ~ 1.370 N/mm²
angelassen bei ~ 650 ° C ~ 1.180 N/mm²
angelassen bei ~ 700 ° C ~ 980 N/mm²
angelassen bei ~ 750 ° C ~ 880 N/mm²
angelassen bei 650 - 750 ° C 740 - 880 N/mm²

 

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