What is the composition of AZ31B Magnesium Alloy?

Published composition ranges are not available for AZ31B Magnesium Alloy in this record. PARTIAL - parsed from a truncated 500-char source excerpt; the element set is INCOMPLETE and must NOT be used for validation, specification or purchasing

What standards cover AZ31B Magnesium Alloy?

The governing standards for AZ31B Magnesium Alloy include ASTM B90, AMS 4375. Mill certificates typically call out the most specific AMS or ASTM number applicable to the product form.

What is AZ31B Magnesium Alloy used for?

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

How do I verify a mill certificate for AZ31B Magnesium 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.

AZ31B Magnesium Alloy

UNS M11331 special

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Quick answer

AZ31B Magnesium Alloy is a special specified by ASTM B90, AMS 4375. Typical composition: .

AZ31B is a wrought magnesium alloy known for its good strength-to-weight ratio, moderate strength, and good corrosion resistance. It is the most common magnesium alloy for general purpose applications.

Applicable Standards

ASTM B90
AMS 4375

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