Material 1.4122

Stainless steel

Grade 1.4122 is a martensitic stainless steel. It is well hardenable as well as polishable. 1.4122 is corrosion resistant in a moderate agressive environment.

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1.4122

Standards

HDIN / EN US-Standard AFNOR UNI JIS request
X39CrMo17-1 X35CrMo17 request

Material Category: Stainless steel

Chemical Composition

C % Si %v Mn % P % S % Cr % Mo % Ni %
0,33 - 0,45 max 1,00 max 1,50 max 0,040 max 0,015 15,50 - 17,50 0,80 - 1,30 max 1,00

 

Mechanical Properties

gehärtet Zugfestigkeit (Rm) Härte (HB 30) Härte (HRC)
  ~ 1.670 N/mm² ~ 475 HB 30 ~ 49 HRC
vergütet 0,2%
Dehngrenze (Rp0,2)		 Zugfestigkeit (Rm) Bruchdehnung (A5, 65) Einschnürung (Z) Kerbschlagarbeit KV (ISO-V/Charpy-V) Probenlage bei Temperatur
 <= 60 mm         >= 20 Joule längs  
60 - 160 mm         >= 14 Joule längs  
<= 160 mm >= 550 N/mm² 750 - 950 N/mm² >= 12 % >= 40 %   längs  
  >= 540 N/mm²           ~ 100 ° C
  >= 535 N/mm²           ~ 150 ° C
  >= 530 N/mm²           ~ 200 ° C
  >= 520 N/mm²           ~ 250 ° C
  >= 510 N/mm²           ~ 300 ° C
  >= 490 N/mm²           ~ 350 ° C
  >= 470 N/mm²           ~ 400 ° C
angelassen bei 650 - 750 ° C Zugfestigkeit (Rm)
  750 - 950 N/mm²

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