Uncertainty Factors and Their Effects in Experimental Results of Composite Structures
M.F.M. Alkbir1, Fatihhi Januddi2, Adnan Bakia3, A. Endut4, M. S. E. Kosnan5

1M.F.M. Alkbir*, University Kuala Lumpur, Malaysian Institute of Industrial Technology, Bandar Seri Alam,  Johor Bahru, Johor, Malaysia.
2Fatihhi Januddi, Universiti Kuala Lumpur, Malaysian Institute of Industrial Technology, Bandar Seri Alam, Johor Bahru, Johor, Malaysia.
3Adnan Bakia, Universiti Kuala Lumpur, Malaysian Institute of Industrial Technology, Bandar Seri Alam, Johor Bahru, Johor, Malaysia.
4M. S. E. Kosnan, Universiti Kuala Lumpur, Malaysian Institute of Industrial Technology, Bandar Seri Alam, 81750 Johor Bahru, Johor, Malaysia
5A. Endut, Faculty of Innovative Design and Technology, Universiti Sultan Zainal Abidin, Kuala Terengganu, Terengganu, Malaysia.
Manuscript received on December 14, 2019. | Revised Manuscript received on December 23, 2019. | Manuscript published on January 10, 2020. | PP: 2731-2735 | Volume-9 Issue-3, January 2020. | Retrieval Number: C9234019320/2020©BEIESP | DOI: 10.35940/ijitee.C9234.019320
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© The Authors. Blue Eyes Intelligence Engineering and Sciences Publication (BEIESP). This is an open access article under the CC-BY-NC-ND license (http://creativecommons.org/licenses/by-nc-nd/4.0/)

Abstract: Uncertainty factors can be considered as major factors influencing experimental results. This article reviews the potential impact of uncertainty in manufacturing composite structures. It also describes the impact of the following factors on the testing process: Void content, curing time, tester calibration read error, interlinear bond, and mixed striping. Test specimens of hexagonal tubes were selected for testing. Test specimens are tested under axial compression tests. Observation and test results showed that the un-certainty factor significantly influenced the final result. Furthermore, the possible reasons for these findings and their implications were discussed. 
Keywords: Uncertainty Factors, Experimental Process, Curing Time, Mixed Striping.
Scope of the Article: Composite Materials