Hastelloy N/UNS N10003 sheet/bar/pipe
Equivalent designations
UNS N10003
Form
ASTM
Rod
B 573
Plate, sheet and strip
B 434, B 906
Welding fitting
B 366
Chemical composition
%
Ni
Mo
Cr
Fe
C
Mn
Si
P
S
W
Co
V
Al+Ti
Cu
B
min
balance
15.0
6.0
0.04
max
18.0
8.0
5.0
0.08
1.00
1.00
0.015
0.020
0.50
0.20
0.50
0.50
0.35
0.010
Physical properties
Density
8.78 g/cm3
Melting range
1300-1400℃
Features: Hastelloy N has excellent oxidation resistance to hot fluoride salts in the temperature range of 704 to 871℃. It has good oxidation resistance in air. It also has good fabricability and good resistance to aging and embrittlement.
Applications: Containers for molten fluoride salts.