L605 is a cobalt-chromium-tungsten-nickel alloy. L605 displays excellent high-temperature strength
and excellent oxidation resistance to 2000°F. The alloy also has good sulfidation resistance and good resistance to wear and galling.
Specifications AMS: 5537, 5759
UNS: R30605
| Co | Cr | W | Ni | Fe | Mn | Si | C | S | P |
| Bal | 20.00 | 15.00 | 10.00 | 3.00 | 1.5 | .40 | .10 | .030 | .040 |
|
|
|
|
| MAX |
| MAX |
| MAX | MAX |
Features
Good fabricability
High strength
Resistant to sulfidation, wear and galling
Applications
Good fabricability
High strength
Resistant to sulfidation, wear and galling
Aircraft Engine Components Afterburner Rings
Combustion Liners Turbine Blades
Industrial Furnace Muffles Springs
Valves
Bearings
Mechanical Properties
Temperature | |||
°F | °C | ksi | MPa |
1200 | 649 | 39 | 270 |
1300 | 704 | 32 | 220 |
1400 | 760 | 24 | 165 |
1500 | 816 | 17 | 120 |
1600 | 871 | 10 | 72 |
1700 | 927 | 6 | 44 |
1800 | 982 | 4 | 25 |
Physical Properties Density 0.335 lb/in³ 9.27 g/cm³
Melting Range 2426-2570 °F 1300-1410 °C
Specific Heat 0.092 at 70 °F, Btu/lb °F 385 at 21 °C, J/kg °C
Permeability 1.002 at 200 oersted
Thermal conductivity 65 Btuin/ft²h°F 9.4 W/wm°C
Electrical Resistivity 533.2 (75°F) ohm circ mil/ft 0.886 (24°C) microhm-m