What is the composition of Haynes 25 (L-605) Cobalt Alloy?

Published composition ranges are not available for Haynes 25 (L-605) Cobalt Alloy in this record. The source entry did not carry a verified composition.

What standards cover Haynes 25 (L-605) Cobalt Alloy?

The governing standards for Haynes 25 (L-605) Cobalt Alloy include ASTM F90, AMS 5796, AMS 5797, ISO 5832-5. Mill certificates typically call out the most specific AMS or ASTM number applicable to the product form.

What is Haynes 25 (L-605) Cobalt Alloy used for?

This alloy is used in applications demanding the property set described in its family: cobalt.

How do I verify a mill certificate for Haynes 25 (L-605) Cobalt Alloy?

Compare each element value on the certificate against the min/max ranges in the spec table above. Paste the values into the SpecBase validator to get an automated pass/fail check.

Haynes 25 (L-605) Cobalt Alloy

UNS R30605 cobalt

Validate composition

Quick answer

Haynes 25 (L-605) Cobalt Alloy is a cobalt specified by ASTM F90, AMS 5796, AMS 5797, ISO 5832-5. Typical composition: .

A cobalt-nickel-chromium-tungsten alloy known for its high strength and excellent oxidation resistance at elevated temperatures, as well as good wear resistance. It maintains its properties up to 1800°F (980°C).

Applicable Standards

ASTM F90
AMS 5796
AMS 5797
ISO 5832-5

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