Material No.: 1.4841

EN symbol (short)X15CrNiSi 25-21
AISIAISI 310
AISIAISI 314
UNSS 31000
Grade Tp 310
UNSS 31400
Grade TP 314
AFNORX15CrNiSi 25-21 / EN 10088-1( 06/2005) (FR)
BSX15CrNiSi 25-21 / EN 10088-1( 06/2005) (GB)
Registered work's labelCronifer® 2520
Marterial 1.4841 is heatresistant and shows high resistance to oxidisation, due to it's high chrome nickel percentage.
It stays very firm even in high temperatures. This steel also shows great chemical stability up to 2012°F.

Hauptanwendungsgebiete

Environmental technologywaste-to-energy plants
industral furnace engineering
Apparatus engineeringApparate für Hochtempetureinsatz
petrochemical industry
Chemical Industry

Beschreibung

Densitykg/dm37,90
HardnessHB30<=223
Compositionchromium nickel steel
CategoryHeat resistant steels and alloys
Structureaustenitic
Additional characteristicschemically resistant
high oxidation resistance with high mechanical firmness
forge scale temperature 2102°F

Temperaturhinweise

Application area
Operation temperature1652 ºF  to 2048 ºF 
air: up to 1922°F
Explanation reportscaling resistance (air) up to 1922°F

Chemische Zusammensetzung

Min % Max %
C0,20
Si1,502,50
Mn2,00
P0,045
S0,015
Cr24,0026,00
N0,110
Ni19,0022,00