Compressive Behaviour of Unidirectional Glass/Carbon Hybrid Laminates

Author(s):  
G. Kretsis ◽  
F. Matthews ◽  
J. Morton ◽  
G. Davies
2016 ◽  
Vol 23 (6) ◽  
pp. 721-728
Author(s):  
A. Arockia Julias ◽  
Vela Murali

AbstractIn this experimental study, the impact response of unidirectional hybrid composite laminate was investigated. Hybrid laminates with different stacking sequences were fabricated, using unidirectional glass and carbon fiber as reinforcement and epoxy resin as matrix. ASTM standard D5628 was followed to conduct the experiment using the instrumented drop weight impact test apparatus. All the square specimens were tested at an impact velocity of 3.43 m/s and the time histories of force and energy absorbed were recorded. The impacted specimens and their X-ray images were visually inspected to understand the failure pattern. The experimental results showed that the addition of carbon fiber increases the impact strength by absorbing more force and energy. Furthermore, the laminate can be stiffened with the carbon fiber layers by interfacing glass fiber layers on either side.


1989 ◽  
pp. 795-807 ◽  
Author(s):  
G. Kretsis ◽  
F. L. Matthews ◽  
G. A. O. Davies ◽  
J. Morton

1983 ◽  
Vol 17 (1) ◽  
pp. 2-14 ◽  
Author(s):  
Hemant T. Thorat ◽  
Subhash C. Lakkad

2014 ◽  
Vol 903 ◽  
pp. 96-101 ◽  
Author(s):  
R. Murugan ◽  
R. Ramesh ◽  
K. Padmanabhan ◽  
R. Jeyaraam ◽  
S. Krishna

Woven fabric reinforced polymeric composites are increasingly used in automotive and aircraft application in place of conventional metals due to their high specific strength. However in actual practice while using glass fabric layers, the large nominal size of the component was required and which facilitates increased total weight of the component. In the present investigation, glass laminate is modified and strengthened by interplying high modulus carbon fiber plies for attaining good strength to weight ratio. All laminates were fabricated using hand layup method. Mechanical properties such as tensile, flexural and impact strengths of dedicated and hybrid laminates were evaluated and reported.


2019 ◽  
Vol 809 ◽  
pp. 41-46
Author(s):  
Franz Habla ◽  
M. Kropka ◽  
M. Muehlbacher ◽  
T. Neumeyer ◽  
Volker Altstädt

In this study, the quality of pre-consolidation of a PA6 based glass/carbon hybrid and a glass mono-material UD-tape laminate has been analyzed and the influence of the pre-consolidation step on flexural properties of end-consolidated laminates was determined. For this reason, three different pre-consolidation qualities were mechanically and optically analyzed. The investigations show that the quality of pre-consolidation is not critical for mono-material lay-ups considered in this work. However, the pre-consolidation step has a significant effect on the flexural properties of the hybrid-material laminate presented in this work. The flexural modulus is increased by more than 25 % and the flexural strength up to 9 % due to better welding of the distinct layers. Additionally, the influence of carbon fiber share on the flexural modulus of the UD hybrid-material was examined. It could be recognized that the flexural modulus can be increased up to 171 % by the exchange of glass with carbon fiber layers with a sandwich stacking compared to glass mono-material with constant thickness.


2007 ◽  
Vol 334-335 ◽  
pp. 69-72
Author(s):  
H. Takashima ◽  
Masamichi Kawai ◽  
Tetsuya Matsuda

Off-axis tensile behavior of two grades of hybrid laminates, GLARE-2 and GLARE-3, made of unidirectional glass/epoxy laminae (GFRP) and aluminum (Al) alloy sheets is examined for various fiber orientations, and the differences in mechanical properties between the unidirectional and cross-ply hybrid laminates are quantified. The problem of accurately describing the nonlinear deformation of GLARE laminates under off-axis loading conditions is revisited, and the effect of local nonlinear deformation in the constituent GFRP layers on the overall inelastic behavior of GLARE laminates subjected to inclined tensile loading is elucidated by means of elastic-plastic finite element (FE) analyses.


2018 ◽  
Vol 114 ◽  
pp. 225-240 ◽  
Author(s):  
Beatriz Larrañaga-Valsero ◽  
Robert A. Smith ◽  
Rostand B. Tayong ◽  
Antonio Fernández-López ◽  
Alfredo Güemes

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