Material No.: 1.4828

EN symbol (short)X15CrNiSi20-12
AISIAISI 309
UNSS 30900
Grade TP 309
AFNORZ 9 CNS 24.13
BS309 S - 24- EN 10088-1 (06/2005) (GB)
Registered work's labelThermax®4828

Hauptanwendungsgebiete

Apparatus engineeringApparatus in high temperatures
industral furnace engineering
industral furnace engineeringannealing hood
crude oil

Beschreibung

Densitykg/dm37,9
HardnessHB 30>=223
Compositionchromium nickel steel
CategoryHeat resistant steels and alloys
Structureaustenitic
Additional characteristicsforge scale temperature 1832°F

Temperaturhinweise

Application area
Operation temperature1472 ºF  to 1832 ºF 
Explanation reportscaling resistance (air) up to 1832°F

Chemische Zusammensetzung

Min % Max %
C0,20
Si1,502,50
Mn2,00
P0,045
S0,015
Cr19,0021,00
Ni11,0013,00
N0,11