scholarly journals Impact Damage and Residual Compression Strength of CNF/CFRP Hybrid Laminates

2013 ◽  
Vol 7 (3) ◽  
pp. 381-393 ◽  
Author(s):  
Hiroaki ITO ◽  
Masahiro ARAI ◽  
Kenta TAKEYAMA ◽  
Ning HU ◽  
Marino QUARESIMIN
2013 ◽  
Vol 43 ◽  
pp. 283-290 ◽  
Author(s):  
Majid Tehrani Dehkordi ◽  
Hooshang Nosraty ◽  
Mahmood Mehrdad Shokrieh ◽  
Giangiacomo Minak ◽  
Daniele Ghelli

2017 ◽  
Vol 52 (8) ◽  
pp. 991-1003 ◽  
Author(s):  
Alan Tate Nettles ◽  
Luke Scharber

This study measured the compression after impact strength of IM7 carbon fiber laminates made from epoxy resins with various mode I and mode II toughness values to observe the effects of these toughness values on the resistance to damage formation and subsequent residual compression strength-carrying capabilities. A total of seven different epoxy resin systems were used ranging in approximate GI values of 245–665 J/m2 and approximate GII values of 840–2275 J/m2. The results for resistance to impact damage formation showed that there was a direct correlation between GII and the planar size of damage as measured by thermography. Subsequent residual compression strength testing suggested that GI had no influence on the measured values and most of the difference in compression strength was directly related to the size of damage. Thus, delamination growth assumed as an opening type of failure mechanism does not appear to be responsible for the loss of compression strength.


2020 ◽  
Vol 46 (3) ◽  
pp. 104-114
Author(s):  
Kohei YAMADA ◽  
Masaaki NISHIKAWA ◽  
Benedikt KOTTER ◽  
Naoki MATSUDA ◽  
Kazumasa KAWABE ◽  
...  

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