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RETARDATION IN FATIGUE CRACK GROWTH IN Al‐2024 AFTER BLOCKS OF UNDERLOADING
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Zeitschriftentitel: | Fatigue & Fracture of Engineering Materials & Structures |
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Personen und Körperschaften: | , , |
In: | Fatigue & Fracture of Engineering Materials & Structures, 14, 1991, 10, S. 991-1005 |
Format: | E-Article |
Sprache: | Englisch |
veröffentlicht: |
Wiley
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Schlagwörter: |
author_facet |
Zuidema, Jan Shen, Wu Yi Janssen, Michael Zuidema, Jan Shen, Wu Yi Janssen, Michael |
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author |
Zuidema, Jan Shen, Wu Yi Janssen, Michael |
spellingShingle |
Zuidema, Jan Shen, Wu Yi Janssen, Michael Fatigue & Fracture of Engineering Materials & Structures RETARDATION IN FATIGUE CRACK GROWTH IN Al‐2024 AFTER BLOCKS OF UNDERLOADING Mechanical Engineering Mechanics of Materials General Materials Science |
author_sort |
zuidema, jan |
spelling |
Zuidema, Jan Shen, Wu Yi Janssen, Michael 8756-758X 1460-2695 Wiley Mechanical Engineering Mechanics of Materials General Materials Science http://dx.doi.org/10.1111/j.1460-2695.1991.tb00008.x <jats:title>Abstract</jats:title><jats:p>In contrast with overloads, small numbers of underloads lead to acceleration in crack growth rate after application of the underloads. Larger numbers of underloads, however, give rise to retardation effects comparable with the effects of overloads. The retardation effects are attributed to the development of shear lips. Irregular shear lips show a greater effect than regular (smooth) shear lips. Increasing numbers of underloads give rise to greater retardation. For high numbers of underloads at high Δ<jats:italic>K</jats:italic><jats:sub>eff</jats:sub> there is even an increase in the total life of the fatigue specimen with respect to the situation without underloads. High numbers of underload at high Δ<jats:italic>K</jats:italic><jats:sub>eff</jats:sub> cause crack arrest at one side of the centre‐cracked tension specimen. The non‐growing side is often in single shear, the growing side always in double shear.</jats:p> RETARDATION IN FATIGUE CRACK GROWTH IN Al‐2024 AFTER BLOCKS OF UNDERLOADING Fatigue & Fracture of Engineering Materials & Structures |
doi_str_mv |
10.1111/j.1460-2695.1991.tb00008.x |
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Fatigue & Fracture of Engineering Materials & Structures |
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title |
RETARDATION IN FATIGUE CRACK GROWTH IN Al‐2024 AFTER BLOCKS OF UNDERLOADING |
title_unstemmed |
RETARDATION IN FATIGUE CRACK GROWTH IN Al‐2024 AFTER BLOCKS OF UNDERLOADING |
title_full |
RETARDATION IN FATIGUE CRACK GROWTH IN Al‐2024 AFTER BLOCKS OF UNDERLOADING |
title_fullStr |
RETARDATION IN FATIGUE CRACK GROWTH IN Al‐2024 AFTER BLOCKS OF UNDERLOADING |
title_full_unstemmed |
RETARDATION IN FATIGUE CRACK GROWTH IN Al‐2024 AFTER BLOCKS OF UNDERLOADING |
title_short |
RETARDATION IN FATIGUE CRACK GROWTH IN Al‐2024 AFTER BLOCKS OF UNDERLOADING |
title_sort |
retardation in fatigue crack growth in al‐2024 after blocks of underloading |
topic |
Mechanical Engineering Mechanics of Materials General Materials Science |
url |
http://dx.doi.org/10.1111/j.1460-2695.1991.tb00008.x |
publishDate |
1991 |
physical |
991-1005 |
description |
<jats:title>Abstract</jats:title><jats:p>In contrast with overloads, small numbers of underloads lead to acceleration in crack growth rate after application of the underloads. Larger numbers of underloads, however, give rise to retardation effects comparable with the effects of overloads. The retardation effects are attributed to the development of shear lips. Irregular shear lips show a greater effect than regular (smooth) shear lips. Increasing numbers of underloads give rise to greater retardation. For high numbers of underloads at high Δ<jats:italic>K</jats:italic><jats:sub>eff</jats:sub> there is even an increase in the total life of the fatigue specimen with respect to the situation without underloads. High numbers of underload at high Δ<jats:italic>K</jats:italic><jats:sub>eff</jats:sub> cause crack arrest at one side of the centre‐cracked tension specimen. The non‐growing side is often in single shear, the growing side always in double shear.</jats:p> |
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author | Zuidema, Jan, Shen, Wu Yi, Janssen, Michael |
author_facet | Zuidema, Jan, Shen, Wu Yi, Janssen, Michael, Zuidema, Jan, Shen, Wu Yi, Janssen, Michael |
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description | <jats:title>Abstract</jats:title><jats:p>In contrast with overloads, small numbers of underloads lead to acceleration in crack growth rate after application of the underloads. Larger numbers of underloads, however, give rise to retardation effects comparable with the effects of overloads. The retardation effects are attributed to the development of shear lips. Irregular shear lips show a greater effect than regular (smooth) shear lips. Increasing numbers of underloads give rise to greater retardation. For high numbers of underloads at high Δ<jats:italic>K</jats:italic><jats:sub>eff</jats:sub> there is even an increase in the total life of the fatigue specimen with respect to the situation without underloads. High numbers of underload at high Δ<jats:italic>K</jats:italic><jats:sub>eff</jats:sub> cause crack arrest at one side of the centre‐cracked tension specimen. The non‐growing side is often in single shear, the growing side always in double shear.</jats:p> |
doi_str_mv | 10.1111/j.1460-2695.1991.tb00008.x |
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imprint | Wiley, 1991 |
imprint_str_mv | Wiley, 1991 |
institution | DE-Gla1, DE-Zi4, DE-15, DE-Pl11, DE-Rs1, DE-105, DE-14, DE-Ch1, DE-L229, DE-D275, DE-Bn3, DE-Brt1, DE-D161 |
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spelling | Zuidema, Jan Shen, Wu Yi Janssen, Michael 8756-758X 1460-2695 Wiley Mechanical Engineering Mechanics of Materials General Materials Science http://dx.doi.org/10.1111/j.1460-2695.1991.tb00008.x <jats:title>Abstract</jats:title><jats:p>In contrast with overloads, small numbers of underloads lead to acceleration in crack growth rate after application of the underloads. Larger numbers of underloads, however, give rise to retardation effects comparable with the effects of overloads. The retardation effects are attributed to the development of shear lips. Irregular shear lips show a greater effect than regular (smooth) shear lips. Increasing numbers of underloads give rise to greater retardation. For high numbers of underloads at high Δ<jats:italic>K</jats:italic><jats:sub>eff</jats:sub> there is even an increase in the total life of the fatigue specimen with respect to the situation without underloads. High numbers of underload at high Δ<jats:italic>K</jats:italic><jats:sub>eff</jats:sub> cause crack arrest at one side of the centre‐cracked tension specimen. The non‐growing side is often in single shear, the growing side always in double shear.</jats:p> RETARDATION IN FATIGUE CRACK GROWTH IN Al‐2024 AFTER BLOCKS OF UNDERLOADING Fatigue & Fracture of Engineering Materials & Structures |
spellingShingle | Zuidema, Jan, Shen, Wu Yi, Janssen, Michael, Fatigue & Fracture of Engineering Materials & Structures, RETARDATION IN FATIGUE CRACK GROWTH IN Al‐2024 AFTER BLOCKS OF UNDERLOADING, Mechanical Engineering, Mechanics of Materials, General Materials Science |
title | RETARDATION IN FATIGUE CRACK GROWTH IN Al‐2024 AFTER BLOCKS OF UNDERLOADING |
title_full | RETARDATION IN FATIGUE CRACK GROWTH IN Al‐2024 AFTER BLOCKS OF UNDERLOADING |
title_fullStr | RETARDATION IN FATIGUE CRACK GROWTH IN Al‐2024 AFTER BLOCKS OF UNDERLOADING |
title_full_unstemmed | RETARDATION IN FATIGUE CRACK GROWTH IN Al‐2024 AFTER BLOCKS OF UNDERLOADING |
title_short | RETARDATION IN FATIGUE CRACK GROWTH IN Al‐2024 AFTER BLOCKS OF UNDERLOADING |
title_sort | retardation in fatigue crack growth in al‐2024 after blocks of underloading |
title_unstemmed | RETARDATION IN FATIGUE CRACK GROWTH IN Al‐2024 AFTER BLOCKS OF UNDERLOADING |
topic | Mechanical Engineering, Mechanics of Materials, General Materials Science |
url | http://dx.doi.org/10.1111/j.1460-2695.1991.tb00008.x |