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Tensile behaviour of open hole flax/epoxy composites: Influence of fibre lay-up and drilling parameters doi:10.1177/0021998318785955Journal of Composite

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To verify the results of numerical analysis, the residual stress of high tensile steel was measured by the hole-drilling method. Temperature change

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(WC), High Speed Steel (HSS) and Brad Spur type drill bits with were affected by drilling parameters therefore tensile load was also affected