Inconel 825

Do you need custom fasteners created with Inconel™ 825? Since our inception, Elgin Fastener Group has met every challenge of providing Quality, Timely, Cost-effective solutions for specialty fastener applications. Every product is built to your specifications, using your prints if necessary.

Below are the technical specifications of the Inconel™ 825 Bar Stock we have available to meet your needs.

Inconel™ 825

Component Wt. %
Nickel + Cobalt 38.0 – 46.0
Cobalt 2.00
Chromium 19.5 – 23.5
Component Wt. %
Copper 1.50 – 3.00
Iron 22.0
Silicon 0.50
Component Wt. %
Manganese 1.00
Carbon 0.05
Aluminum 0.20
Physical Properties °F British Units °C Metric Units
Density Room 0.294 lb./in.3 Room 8.14 g/cm3
Dynamic Modulus of Elasticity Room 28.0 x 106 psi Room 193 GPa
Mechanical Properties
Electrical Resistivity Room 44.4 microhm-in. Room 1.13 microhm-m
200 44.9 microhm-in. 93 1.14 microhm-m
400 46.5 microhm-in. 204 1.18 microhm-m
600 47.6 microhm-in. 316 1.21 microhm-m
800 49.2 microhm-in. 427 1.25 microhm-m
Mean Coefficient ofThermal Expansion 80-200 7.9 microinches/in.-°F 27-93 14.0 x 10-6 m/m-K
80-400 8.3 microinches/in.-°F 27-204 14.9 x 10-6 m/m-K
80-600 8.5 microinches/in.-°F 27-316 15.3 x 10-6 m/m-K
80-800 8.7 microinches/in.-°F 27-427 15.7 x 10-6 m/m-K
Thermal Properties
Thermal Conductivity Room 77 Btu-in./ft.2-hr.-°F Room 11.1 W/m-K
200 85 Btu-in./ft.2-hr.-°F 93 12.3 W/m-K
400 98 Btu-in./ft.2-hr.-°F 2040 14.1 W/m-K
600 110 Btu-in./ft.2-hr.-°F 316 15.9 W/m-K
800 120 Btu-in./ft.2-hr.-°F 427 17.3 W/m-K

References are available for this material.