Alloy series
5xxx Series — Aluminium–Magnesium
The marine series. Magnesium buys strength and seawater resistance without heat treatment.
50055052508350865182525157545A06
Properties
5xxx — Traits and Typical Uses
| Common grades | 5005 · 5052 · 5083 · 5086 · 5182 · 5251 · 5754 · 5A06 |
|---|---|
| Key traits | Excellent marine corrosion resistance · Good weldability · Work-hardenable · Higher strength than 3xxx |
| Typical uses | Ship hull · Vehicle body · Pressure vessel · Offshore platform · Cryogenic tank |
| Heat treatable | No — strengthened by work hardening (H tempers) |
Choose
How 5xxx Compares
Choose 5xxx when
Ship hull · Vehicle body · Pressure vessel · Offshore platform · Cryogenic tank
Think again if
You need an anodised architectural finish or a complex extrusion — 6xxx is the right series.
Not Sure Between Two Grades?
Send the end use and the environment, and we will say which one we would run — including when the answer is "neither".
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