INCONEL 693 ( UNS N06693 )/W.Nr.2.4642
Standard:ASTM B166-06(Sheet)
Chemical composition(wt%):
C |
Cr |
Ni |
Al |
Ti |
Fe |
Nb |
Si |
Mn |
S |
Cu |
≤0.15 |
27.0~31.0 |
|
2.5~4.0 |
≤1.0 |
2.5~6.0 |
0.5~2.5 |
≤0.5 |
≤1.0 |
≤0.01 |
≤0.5 |
Physical properties:
Density(g/cm3) |
Melting temperature(°C) |
The resistivity μ(Ω•m) |
7.77 |
1317-1367 |
1.168 |
Minimum mechanical properties at room temperature:
Status |
Yield strength(MPa) |
Tensile strength(MPa) |
Elongation % |
Hot rolled annealed sheet |
489.5 |
882.6 |
45 |
Cold drawn annealed pipe |
530.9 |
937.7 |
42 |
Characteristic:
Has good resistance to high temperature corrosion; excellent resistance to oxidation, vulcanization, etc.
Application areas:
It is used in the petrochemical processing industry to produce ammonia, methanol and hydrogen produced by synthetic natural gas, such as thermowells, thermocouple liners, pipe sleeves, baffles and valve components, reactors for syngas products, etc.