Inconel 800/800H

Do you need custom fasteners created with Inconel™ 800/800H? 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™ 800/800H Bar Stock we have available to meet your needs.

Typical applications for alloy 800 and 800H are – Heat exchangers and process piping; carburizing fixtures and retorts; furnace components; electric range heating-element sheathing; extruded tubing for ethylene and steam methane reforming furnaces; ammonia effluent coolers.

Inconel™ ALLOY 800/800H

Inconel™ 800 Inconel™ 800H
Component Min Max Min Max
Nickel + Cobalt 30.0 30.0 30.0 35.0
Cobalt 2.00 2.00
Chromium 19.0 23.0 19.0 23.0
Copper 0.75 0.75
Iron Balance Balance
Silicon 1.00 1.00
Manganese 1.50 1.50
Carbon 0.10 0.05 0.10
Aluminum 0.15 0.60 0.15 0.60
Titanium 0.15 0.60 0.15 0.60
Sulfur 0.015 0.015

*Maximum

aAs balance

Physical Properties °F British Units °C Metric Units
Density Room 0.287 lb./in.3 Room 7.95 g/cm3
Dynamic Modulus of Elasticity Room 28.5 x 106 psi Room 196 GPa
Mechanical Properties
Electrical Resistivity 70 38.9 microhm-in. 21 0.989 microhm-m
200 40.6 microhm-in. 93 10.3 microhm-m
400 43.0 microhm-in. 204 1.09 microhm-m
600 44.7 microhm-in. 316 1.13 microhm-m
800 46.1 microhm-in. 427 1.17 microhm-m
Mean Coefficient ofThermal Expansion 70-200 7.9 microinches/in.-°F 21-93 14.2 x 10-6 m/m-K
70-400 8.8 microinches/in.-°F 21-204 15.8 x 10-6 m/m-K
70-600 9.0 microinches/in.-°F 21-316 16.2 x 10-6 m/m-K
70-800 9.2 microinches/in.-°F 21-427 16.6 x 10-6 m/m-K
Thermal Properties
Thermal Conductivity 70 80 Btu-in./ft.2-hr.-°F 21 11.5 W/m-K
200 89 Btu-in./ft.2-hr.-°F 93 12.8 W/m-K
400 103 Btu-in./ft.2-hr.-°F 204 14.8 W/m-K
600 115 Btu-in./ft.2-hr.-°F 316 16.6 W/m-K
800 127 Btu-in./ft.2-hr.-°F 427 18.3 W/m-K