What is the composition of Galvalume AZ50 (AS 1397) Aluminum-Zinc Coated Steel?

Published composition ranges are not available for Galvalume AZ50 (AS 1397) Aluminum-Zinc Coated Steel in this record. The source entry did not carry a verified composition.

What standards cover Galvalume AZ50 (AS 1397) Aluminum-Zinc Coated Steel?

The governing standards for Galvalume AZ50 (AS 1397) Aluminum-Zinc Coated Steel include AS 1397. 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 Galvalume AZ50 (AS 1397) Aluminum-Zinc Coated Steel?

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.

What UNS number is assigned to Galvalume AZ50 (AS 1397) Aluminum-Zinc Coated Steel?

No UNS number is assigned; identify by the AMS or ASTM grade on the certificate.

Galvalume AZ50 (AS 1397) Aluminum-Zinc Coated Steel

Q: What is Galvalume AZ50 (AS 1397) Aluminum-Zinc Coated Steel used for?

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

special

Validate composition

Quick answer

Galvalume AZ50 (AS 1397) Aluminum-Zinc Coated Steel is a special specified by AS 1397. Typical composition: .

Galvalume is a hot-dipped metallic coating consisting of 55% aluminum, 43.4% zinc, and 1.6% silicon by weight. It combines the barrier corrosion protection of aluminum with the galvanic protection of zinc, offering superior corrosion resistance compared to traditional galvanized coatings. AZ50 refers to a nominal coating mass of 150 g/m² total for both sides.

Applicable Standards

AS 1397

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