Incoloy® alloy 825
W.Nr 2.4858
Applications
Applications include chemical processing, pollution control, oil and gas recovery, acid production, pickling operations, nuclear fuel reprocessing and radioactive waste handling.
Description
Incoloy® 825 is a Nickel-Iron-Chrome alloy with excellent resistance to sulfuric and phosphoric acids. It is also resistant to oxidizing and reducing acids, stress corrosion cracking, pitting and intergranular corrosion.
Industries Supplied
Chemical and Petrochemical, Oil & Gas, Pollution Control and Nuclear
Nominal Composition
C: 0.05 max
Mn: 1.00 max
Si: 0.50 max
S: 0.030 max
Cr: 19.50 – 23.50
Ni: 38.0 – 46.0
Mo: 2.50 – 3.50
Ti: 0.60 – 1.20
Al: 0.20 max
Cu: 1.50 – 3.00
Fe: Balance
Physical Properties
Density: 0.294 lb/in3, (8.14 g/cm3)
Modulus of Elasticity (E):
At 70°F (20°C): 28.30 x 103 ksi (196 GPa)
Modulus of Rigidity (G)
At 70°F (20°C): 11 x 103 ksi (76 GPa)
Coefficient of Expansion:
8.8 µin/in.-°F (70°F to 1000°F)
15.8 µm/m-°C (20°C to 538°C)
Electrical Resistivity: 44.4 µΩ.in, (113 µΩ.cm)
Thermal Conductivity: 76.8 Btu-in/ft2hr-°F, (11.1 W/m-K)
Applicable Specifications
Strip: ASTM B424, NACE MR0175
Typical Mechanical Properties
- Annealed
- Heat Treatment: 1832°F (1000°C)
- Tensile Strength: 85 ksi (586 MPa) min
- Suggested Operating Conditions: -300°F to 1600°F (-184°C to 871°C)
INCOLOY® is a registered trademark of the Special Metals Corporation group of companies.
For further information Contact:
Email: stripinfo@elgiloy.com
Phone: 1 888 843 2350
Elgiloy Specialty Metals – Strip Products
1565 Fleetwood Dr.
Elgin, IL 60123 USA