Alloy X
information
Equivalent designations
UNS N06002
DIN W. Nr. 2.4665
|
Form |
ASTM |
|
Rod |
B 572 |
|
Plate, sheet and strip |
B 435, B 906 |
|
Seamless pipe and tube |
B 622 |
|
Welded pipe |
B 619, B 775 |
|
Welded tube |
B 626, B 751 |
|
Welding fitting |
B 366 |
|
Billet and bar for reforging |
B 472 |
Chemical composition
|
% |
Ni |
Cr |
Fe |
Mo |
Co |
W |
C |
Mn |
Si |
P |
S |
|
min |
balance |
20.5 |
17.0 |
8.0 |
0.5 |
0.20 |
0.05 |
|
|
|
|
|
max |
23.0 |
20.0 |
10.0 |
2.5 |
1.00 |
0.15 |
1.00 |
1.00 |
0.040 |
0.030 |
Physical properties
|
Density |
8.23 g/cm3 |
|
Melting range |
1260-1355℃ |
Features: Hastelloy X is a nickel-chromium-iron-molybdenum alloy with an exceptional combination of high temperature strength, oxidation resistance and fabricability. It shows good ductility after prolonged exposure at temperatures up to 870℃ for 16000 hours. It also has excellent resistance to stress corrosion cracking in petrochemical applications.
Applications: Gas turbine engine combustion zone components, industrial furnaces, chemical process industry.
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