Material No.: 1.4529

EN symbol (short)X1NiCrMoCuN25-20-7
Alloy 926
UNSN 08926
AFNORX1NiCrMoCuN25-20-7 / EN 10088-1(06-2005) (FR)
BSX1NiCrMoCuN25-20-7 / EN 10088-1(06-2005) (GB)
Registered work's labelCronifer® 1925hMo
Extremely high durability in sulfuric substances containing chlorine.

Hauptanwendungsgebiete

Chemical Industryfor processing nitric acid
for processing phosphoric acid
Flue gas desulphurisation plantsvarious components
Environmental technologyclarification plants
offshore plantsSea water desalination plant

Beschreibung

Densitylb/in.30,293
HardnessHB
Rockwell Hardness Number max.		<= 250
B100 (N08926-ASTM A249)
Compositionspecial steel with high molybdenum and nitrogen content
CategoryCorrosion resisting steels and alloys
Structureaustenitic
Corrosionagainst crevice corrosion
non-corroding
satisfactionary against pitting corrosion
Additional characteristicsresistant against oxidation,nitridation,carbonisation

Temperaturhinweise

Application area
Operation temperature-321 ºF  to 752 ºF 
approved for pressure containers

Chemische Zusammensetzung

Min % Max %
C0,02
Si0,50
Mn1,00
P0,030
S0,010
Cr19,0021,00
Mo6,007,00
Ni24,0026,00
Cu0,501,50
N0,150,25