Processing and performance of magnesium die castings

Magnesium die castings have many applications in automotive, aerospace and electronic industries, because of their lightness, castability, recyclability and electro-magnetic radiation shielding capability. However, an important characteristic of magnesium that influences its development is its poor...

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Main Author: Huang, Yingjue.
Other Authors: Zhou, Wei
Format: Theses and Dissertations
Published: 2008
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Online Access:http://hdl.handle.net/10356/5806
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Institution: Nanyang Technological University
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spelling sg-ntu-dr.10356-58062023-03-11T17:27:41Z Processing and performance of magnesium die castings Huang, Yingjue. Zhou, Wei School of Mechanical and Production Engineering DRNTU::Engineering::Manufacturing::Product engineering Magnesium die castings have many applications in automotive, aerospace and electronic industries, because of their lightness, castability, recyclability and electro-magnetic radiation shielding capability. However, an important characteristic of magnesium that influences its development is its poor corrosion resistance. The aim of this thesis was to investigate the performance of AM60B and AZ91D magnesium die castings, including processing, microstructure and particularly the corrosion and stress corrosion cracking. Stress corrosion cracking of AZ91D die castings in 5% NaCl and 5% NaCl + 5% K2CrO4 was investigated using constant load tensile test and electron microscopy. It was found that the fracture mode was mainly transgranular. The time to failure is short at the applied stress of 60% UTS and tends to increase with decreasing applied stress level. Master of Engineering (MPE) 2008-09-17T10:59:36Z 2008-09-17T10:59:36Z 2000 2000 Thesis http://hdl.handle.net/10356/5806 Nanyang Technological University application/pdf
institution Nanyang Technological University
building NTU Library
continent Asia
country Singapore
Singapore
content_provider NTU Library
collection DR-NTU
topic DRNTU::Engineering::Manufacturing::Product engineering
spellingShingle DRNTU::Engineering::Manufacturing::Product engineering
Huang, Yingjue.
Processing and performance of magnesium die castings
description Magnesium die castings have many applications in automotive, aerospace and electronic industries, because of their lightness, castability, recyclability and electro-magnetic radiation shielding capability. However, an important characteristic of magnesium that influences its development is its poor corrosion resistance. The aim of this thesis was to investigate the performance of AM60B and AZ91D magnesium die castings, including processing, microstructure and particularly the corrosion and stress corrosion cracking. Stress corrosion cracking of AZ91D die castings in 5% NaCl and 5% NaCl + 5% K2CrO4 was investigated using constant load tensile test and electron microscopy. It was found that the fracture mode was mainly transgranular. The time to failure is short at the applied stress of 60% UTS and tends to increase with decreasing applied stress level.
author2 Zhou, Wei
author_facet Zhou, Wei
Huang, Yingjue.
format Theses and Dissertations
author Huang, Yingjue.
author_sort Huang, Yingjue.
title Processing and performance of magnesium die castings
title_short Processing and performance of magnesium die castings
title_full Processing and performance of magnesium die castings
title_fullStr Processing and performance of magnesium die castings
title_full_unstemmed Processing and performance of magnesium die castings
title_sort processing and performance of magnesium die castings
publishDate 2008
url http://hdl.handle.net/10356/5806
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