Browsing by Subject "Manhole covers -- Design and construction"

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    • A study of warpage and weld line defects on a plastic composite’s manhole cover 

      Hazwani, Kamarulzzaman (Universiti Malaysia Perlis (UniMAP)School of Manufacturing Engineering, 2010-04)
      Manhole covers are generally made out of cast iron in order to bear the large loads [1]. This study is about choosing and identifying the most suitable plastic composites material which can best replaced cast iron The ...