Magnesium AE42-F Die Cast Alloy

Aug 7 2013

Topics Covered

Introduction
Chemical Composition
Physical Properties
Mechanical Properties
Thermal Properties

Introduction

Magnesium AE42-F alloy is a die cast alloy with good strength, and creep resistance of up to 150°C (316°F). The following sections will discuss in detail about magnesium AE42-F die cast alloy.

Chemical Composition

The chemical composition of magnesium AE42-F alloy is outlined in the following table.

Element Content (%)
Magnesium, Mg 93.4
Aluminum, Al 4
Rare earth metals 2.5
Manganese, Mn ≥ 0.10

Physical Properties

The physical properties of magnesium AE42-F alloy are tabulated below.

Properties Metric Imperial
Density 1.80 g/cm3 0.0650 lb/in3

Mechanical Properties

The following table shows mechanical properties of magnesium AE42-F cast alloy.

Properties Metric Imperial
Tensile strength 234 MPa 34000 psi
Yield strength 145 MPa 21000 psi
Poisson’s ratio 0.35 0.35
Elastic modulus 45 Gpa 6526 ksi
Elongation at break 11% 11%
Hardness, Brinell 60 60

Thermal Properties

The thermal properties of magnesium AE42-F alloy are tabulated below.

Properties Metric Imperial
Thermal expansion co-efficient (@20-100°C/68-212°F) 26 µm/m°C 14.4 µin/in°F

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