Material No.: 1.4462

EN symbol (short)X2CrNiMoN 22-5-3
AISIAISI 318 LN
UNSS 31803
Grade TP 316 LN
AFNORX2CrNiMoN 22-5-3 / NF EN 10088-5 (03/2009) (FR)
BSX2CrNiMoN 22-5-3 / B.S EN 10088-5 (03/2009) (GB)
Registered work's label*Cronifer® 2205 LCN
Duplex Cr 22 (Spec)
This material shows high resistance to pitting corrosion and intercrystalline corrosion additionally to great firmness.
However it also has a tendency to 840°F embrittlement.

Hauptanwendungsgebiete

Chemical Industry
Apparatus engineering
cellulose/paper industry
offshore plantsSea water desalination plant
Environmental technologyclarification plants
food processing industry
crude oil

Beschreibung

Densitykg/dm37,8
HardnessHB 30<=270
Compositionchromium nickel molybdenium steels
CategoryCorrosion resisting steels and alloys
Structureduplex (ferritic/austenitic)
Corrosionresistant to intercrystalline corrosion
satisfactionary against pitting corrosion
Additional characteristicsNo translation!

Temperaturhinweise

Application area
Operation temperature14 ºF  to 536 ºF 
475 ° (sigma phase embrittlement)

Chemische Zusammensetzung

Min % Max %
C0,030
Mn2,00
P0,035
S0,015
Cr21,0023,00
Mo2,503,50
Si1,00
Ni4,506,50
N0,1000,220