Incoloy 800H Nickel Alloy
Incoloy 800H （UNS N08810）is a high-performance nickel-iron-chromium based austenitic heat-resistant alloy, specifically designed for high-temperature pressure-bearing environments, with excellent high-temperature strength, creep resistance and corrosion resistance.
Chemical Composition
|
|
Ni |
C |
Si |
Mn |
S |
Cr |
Fe |
Cu |
Ti |
Al |
|
Min |
30 |
0.05 |
- |
- |
- |
19 |
39.5 |
- |
0.15 |
0.15 |
|
Max |
35 |
0.1 |
1 |
1.5 |
0.015 |
23 |
- |
0.75 |
0.6 |
0.6 |
Material Properties
|
Density |
Melting Point |
Minimum Mechanical Properties of the Alloy at Room Temperature |
||
|
Tensile Strength |
Yield Strength |
Elongation |
||
|
g/cm3 |
℃ |
Rm N/mm2 |
Rp0.2 N/mm2 |
A5% |
|
8.00 |
1350-1400 |
450 |
180 |
35 |
Standards
ASTM B511 ASTM B512
Feature
Alloy 800: Outstanding aqueous corrosion resistance (≤500°C), stress corrosion cracking resistance, good fabricability
Applications
Steam/hydrocarbon reforming: Coil tubes, manifolds, catalyst tubes + dichloroethylene cracker piping
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