Magnesium AZ31B T1 (UNS M11312) Alloy

Jul 31 2013

Topics Covered

Introduction
Chemical Composition
Physical Properties
Mechanical Properties
Thermal Properties
Other Designations

Introduction

Magnesium AZ31B T1 wrought alloy mainly consists of magnesium and aluminum. This data sheet will elaborate on the properties and applications of magnesium AZ31B T1 alloy.

Chemical Composition

The following table shows the chemical composition of magnesium AZ31B T1 alloy.

Element Content (%)
Magnesium, Mg Balance
Aluminum, Al 3

Physical Properties

The physical properties of magnesium AZ31B T1 alloy are given in the following table.

Properties Metric Imperial
Density 1.78 g/cc 0.0643 lb/in³
Melting Point 605-630°C 1120-1170°F

Mechanical Properties

The mechanical properties of magnesium AZ31B T1 alloy are listed in the table below.

Properties Metric Imperial
Tensile Strength 241-290 MPa 35000-42100 psi
Yield strength (@strain 0.200%) 150-220 MPa 21800-31900 psi
Elongation at break (in 50 mm) 12-21 % 12-21%

Thermal Properties

The following table outlines the thermal properties of magnesium AZ31B T1 alloy.

Properties Metric Imperial
Thermal expansion co-efficient 26 µm/m°C 14.4 µin/in°F
Thermal Conductivity 84 W/mK 583 BTU in/hr.ft².°F

Other Designations

Some of the other designations that are used to denote magnesium AZ31B T1 alloy are:-

  • UNS M11312

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