
L605
Co-Cr-W-Ni alloy for aerospace bearing components and high-temperature wear applications.
Introduction
§01 — GeneralL605 (Haynes 25) is a cobalt-chromium-tungsten-nickel alloy combining excellent high-temperature strength with good oxidation resistance to 980°C. It is the standard alloy for aerospace bearing races, wear rings and combustion hardware where galling and fretting resistance are critical.
Quick Facts
- UNS
- R30605
- GB
- GH605
- Density
- 9.13 g/cm³
- Max Service Temp
- 980°C
- Series
- Cobalt-Based
Available Product Forms
§02 — FormsKey Characteristics
§03 — FeaturesTypical Uses
§04 — ApplicationsFrequently Asked Questions
L605 FAQWhat is L605 used for?
L605 is a Cobalt-Based alloy used in Aerospace bearing races and rings and Gas turbine wear components. It offers Excellent wear and galling resistance and Oxidation resistant to 980°C.
What is the chemical composition of L605?
L605 is a controlled-composition Cobalt-Based alloy supplied to AMS 5759 and AMS 5537. Contact us for full mill test certificate with heat-specific chemistry.
What forms is L605 available in?
L605 is regularly supplied in Forging, Wire, Bar & Rod. Custom forms and dimensions available on request.
What is the maximum service temperature of L605?
L605 is rated for service up to 980°C. Contact our metallurgy team for specific application recommendations.
Need L605 material?
Request a quote with your specification — grade, form, dimensions and quantity.