What is the composition of Stellite 31 Cobalt-Chromium-Nickel-Tungsten Alloy?

Published composition ranges are not available for Stellite 31 Cobalt-Chromium-Nickel-Tungsten Alloy in this record. The source entry did not carry a verified composition.

What standards cover Stellite 31 Cobalt-Chromium-Nickel-Tungsten Alloy?

The governing standards for Stellite 31 Cobalt-Chromium-Nickel-Tungsten Alloy include AMS 5382, AMS 5385, UNS R30031. Mill certificates typically call out the most specific AMS or ASTM number applicable to the product form.

How do I verify a mill certificate for Stellite 31 Cobalt-Chromium-Nickel-Tungsten 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.

Stellite 31 Cobalt-Chromium-Nickel-Tungsten Alloy

Q: What is Stellite 31 Cobalt-Chromium-Nickel-Tungsten Alloy used for?

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

UNS R30031 cobalt

Validate composition

Quick answer

Stellite 31 Cobalt-Chromium-Nickel-Tungsten Alloy is a cobalt specified by AMS 5382, AMS 5385, UNS R30031. Typical composition: .

Stellite 31 (also known as Haynes 31) is a cobalt-based superalloy known for its excellent high-temperature strength, wear resistance, and corrosion resistance. It maintains its properties at elevated temperatures, making it suitable for demanding applications.

Applicable Standards

AMS 5382
AMS 5385
UNS R30031

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