Material 1.4938

High-temperature resisting steel and alloy

The Material 1.4938 / 1.4939 is a highly heat-resistant martensitic steel. This steel can be used up to a maximum temperature about 560 °C / 1040 °F. Typical application for 1.4938/1.4939 include highly stressed bolts in turbine.

Do you have any questions about the material or would you like to order? Complete our inquiry form, it`s free of charge and without obligation. We will get in touch with you in order to provide you with more information.

1.4938

Standards

HDIN / EN US-Standard AFNOR UNI JIS request
request

Material Category: High-temperature resisting steel and alloy

Chemical Composition

C % Si % Mn % P %  S % Cr % Mo % N % Ni % V %
0,08 - 0,15 max 0,50 0,40 - 0,90 max 0,025 max 0,015 11,00 - 12,50 1,50 - 2,00 0,020 - 0,040 2,00 - 3,00 0,25 - 0,40

 

Mechanical Properties

vergütet
0,2% Dehngrenze
(Rp0,2)
Zugfestigkeit
(Rm)
Bruchdehnung
(A 5,65)
Kerbschlagarbeit
(DVM)
Zeitstandfestigkeit
10.000 h
Zeitstandfestigkeit
100.000 h
Warmfestigkeit bei Temperatur
            ~ 580 °C  
>= 800 N/mm² 950 - 1.150 N/mm² >= 13 % >= 55 Joule       ~ 20 °C
>= 800 N/mm²             ~ 200 °C
>= 770 N/mm²             ~ 300 °C
>= 700 N/mm²             ~ 400 °C
>= 590 N/mm²             ~ 500 °C
>= 470 N/mm²       ~ 145 N/mm² ~ 102 N/mm²   ~ 550 °C
>= 350 N/mm²       ~ 98 N/mm² ~ 49 N/mm²   ~ 600 °C

Material request

Screenreader label
HEW_________LXX______
P______B____H_____4XL
C5P___6F5___DZT______
M_Z____X______C___ENM
YKJ_________MX2______
* mandatory field
Screenreader label

Company

Five reasons that are in favor of BASEDO STEEL

Learn more

Work

Five reasons that are in favor of BASEDO STEEL

Learn more

Questions?

Would you like to ask us about your specific demands?

Contact us