Influence of hydrothermal ageing on single lap bonded CFRP joints

Nowadays adhesive are widely used in structural applications, in particular for assembly composite materials. In fact, this technique allows to obtain a more uniform load in the joint, to realise a joint with an higher specific strength and to avoid drilling parts as in the case of bolted joints. Ho...

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Main Authors: Costanzo Bellini, Gianluca Parodo, Wilma Polini, Luca Sorrentino
Format: Article
Language:English
Published: Gruppo Italiano Frattura 2018-06-01
Series:Fracture and Structural Integrity
Subjects:
Online Access:https://www.fracturae.com/index.php/fis/article/view/2135
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author Costanzo Bellini
Gianluca Parodo
Wilma Polini
Luca Sorrentino
author_facet Costanzo Bellini
Gianluca Parodo
Wilma Polini
Luca Sorrentino
author_sort Costanzo Bellini
collection DOAJ
description Nowadays adhesive are widely used in structural applications, in particular for assembly composite materials. In fact, this technique allows to obtain a more uniform load in the joint, to realise a joint with an higher specific strength and to avoid drilling parts as in the case of bolted joints. However, the mechanical properties of bonded parts over time are not well understood if they are subjected to a more or less aggressive environment. Generally, the main factors of influence regarding the durability of bonded joints are humidity and temperature, but their effects are not always clear if these two factors act simultaneously. In this work the effect of hydrothermal ageing on the mechanical resistance of single lap bonded CFRP joints has been investigated. In particular two types of adhesives (AF 163-2K film and EA 9309NA paste) and three ageing environments (thermal cycles from -28 °C to 85 °C in air, distilled water and salt water) have been chosen for the activity.
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publishDate 2018-06-01
publisher Gruppo Italiano Frattura
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series Fracture and Structural Integrity
spelling doaj-art-fc097752f5c54b09bcc2d9f008a7f9082025-01-02T23:01:02ZengGruppo Italiano FratturaFracture and Structural Integrity1971-89932018-06-011245Influence of hydrothermal ageing on single lap bonded CFRP jointsCostanzo BelliniGianluca Parodo0Wilma PoliniLuca SorrentinoUniversity of Cassino and Southern LazioNowadays adhesive are widely used in structural applications, in particular for assembly composite materials. In fact, this technique allows to obtain a more uniform load in the joint, to realise a joint with an higher specific strength and to avoid drilling parts as in the case of bolted joints. However, the mechanical properties of bonded parts over time are not well understood if they are subjected to a more or less aggressive environment. Generally, the main factors of influence regarding the durability of bonded joints are humidity and temperature, but their effects are not always clear if these two factors act simultaneously. In this work the effect of hydrothermal ageing on the mechanical resistance of single lap bonded CFRP joints has been investigated. In particular two types of adhesives (AF 163-2K film and EA 9309NA paste) and three ageing environments (thermal cycles from -28 °C to 85 °C in air, distilled water and salt water) have been chosen for the activity.https://www.fracturae.com/index.php/fis/article/view/2135Hydrothermal ageingAdhesive bondingSingle lap jointExperimental tests
spellingShingle Costanzo Bellini
Gianluca Parodo
Wilma Polini
Luca Sorrentino
Influence of hydrothermal ageing on single lap bonded CFRP joints
Fracture and Structural Integrity
Hydrothermal ageing
Adhesive bonding
Single lap joint
Experimental tests
title Influence of hydrothermal ageing on single lap bonded CFRP joints
title_full Influence of hydrothermal ageing on single lap bonded CFRP joints
title_fullStr Influence of hydrothermal ageing on single lap bonded CFRP joints
title_full_unstemmed Influence of hydrothermal ageing on single lap bonded CFRP joints
title_short Influence of hydrothermal ageing on single lap bonded CFRP joints
title_sort influence of hydrothermal ageing on single lap bonded cfrp joints
topic Hydrothermal ageing
Adhesive bonding
Single lap joint
Experimental tests
url https://www.fracturae.com/index.php/fis/article/view/2135
work_keys_str_mv AT costanzobellini influenceofhydrothermalageingonsinglelapbondedcfrpjoints
AT gianlucaparodo influenceofhydrothermalageingonsinglelapbondedcfrpjoints
AT wilmapolini influenceofhydrothermalageingonsinglelapbondedcfrpjoints
AT lucasorrentino influenceofhydrothermalageingonsinglelapbondedcfrpjoints