Determination of Conditional Probability of Dynamic Ductile Axial Crack Arrest for Conventionally-Rolled, Lower-Toughness Linepipe Materials

David L. Rudland; Gery M. Wilkowski; Shinobu Kawaguchi; Naoto Hagiwara

doi:10.1115/1.1858924

Journal of Pressure Vessel Technology | Volume 127 | Issue 2 | Research Paper

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RESEARCH PAPERS

Determination of Conditional Probability of Dynamic Ductile Axial Crack Arrest for Conventionally-Rolled, Lower-Toughness Linepipe Materials

David L. Rudland, Gery M. Wilkowski, Shinobu Kawaguchi and Naoto Hagiwara

[+] Author and Article Information

David L. Rudland

Gery M. Wilkowski

Engineering Mechanics Corporation of Columbus 3518 Riverside Dr, Suite 202 Columbus, OH 43221

Shinobu Kawaguchi, Naoto Hagiwara

Tokyo Gas Co., Ltd., Pipeline Technology Center 1-7-7, Suehiro-cho, Tsurumi-ku, Yokohama, Japan, 230-0045

J. Pressure Vessel Technol 127(2), 143-150 (May 27, 2005) (8 pages) doi:10.1115/1.1858924 History: Received March 16, 2004; Revised November 22, 2004; Online May 27, 2005

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References

Figures

Interaction between decompression and fracture velocity curves shown schematically

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Increase in required Charpy energy as a function of crack propagation length, data from Ref. 7 (for 762 mm {30 in} diameter, backfilled pipe)

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Predicted versus actual Charpy from full-scale experiments

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Uncertainty in the predicted arrest toughness using the simplified Battelle equations

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Actual versus predicted CVN_max/CVN_req illustrating uncertainty

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Crack length at arrest versus Charpy toughness for non-steady-state fracture

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PDF for CVN_max/CVN_req for crack propagation length at arrest equal to 12 m for a 762 mm (30 in.) diameter pipe

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Flowchart illustrating steps in probabilistic model

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CVN distribution examples

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Conditional probability of crack arrest with a crack length greater than one pipe joint

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Conditional probability of arrest illustrating the difference between a crack initiating at the center and end of a joint

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Rudland DL, Wilkowski GM, Kawaguchi S, Hagiwara N. Determination of Conditional Probability of Dynamic Ductile Axial Crack Arrest for Conventionally-Rolled, Lower-Toughness Linepipe Materials. ASME. J. Pressure Vessel Technol. 2005;127(2):143-150. doi:10.1115/1.1858924.

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Determination of Conditional Probability of Dynamic Ductile Axial Crack Arrest for Conventionally-Rolled, Lower-Toughness Linepipe Materials

References

Figures

Interaction between decompression and fracture velocity curves shown schematically

Increase in required Charpy energy as a function of crack propagation length, data from Ref. 7 (for 762 mm {30 in} diameter, backfilled pipe)

Predicted versus actual Charpy from full-scale experiments

Uncertainty in the predicted arrest toughness using the simplified Battelle equations

Actual versus predicted CVN_max/CVN_req illustrating uncertainty

Crack length at arrest versus Charpy toughness for non-steady-state fracture

PDF for CVN_max/CVN_req for crack propagation length at arrest equal to 12 m for a 762 mm (30 in.) diameter pipe

Flowchart illustrating steps in probabilistic model

CVN distribution examples

Conditional probability of crack arrest with a crack length greater than one pipe joint

Conditional probability of arrest illustrating the difference between a crack initiating at the center and end of a joint

Tables

Errata

Discussions

Related Content

Journals

Conference Proceedings

eBooks

Determination of Conditional Probability of Dynamic Ductile Axial Crack Arrest for Conventionally-Rolled, Lower-Toughness Linepipe Materials

References

Figures

Interaction between decompression and fracture velocity curves shown schematically

Increase in required Charpy energy as a function of crack propagation length, data from Ref. 7 (for 762 mm {30 in} diameter, backfilled pipe)

Predicted versus actual Charpy from full-scale experiments

Uncertainty in the predicted arrest toughness using the simplified Battelle equations

Actual versus predicted CVNmax/CVNreq illustrating uncertainty

Crack length at arrest versus Charpy toughness for non-steady-state fracture

PDF for CVNmax/CVNreq for crack propagation length at arrest equal to 12 m for a 762 mm (30 in.) diameter pipe

Flowchart illustrating steps in probabilistic model

CVN distribution examples

Conditional probability of crack arrest with a crack length greater than one pipe joint

Conditional probability of arrest illustrating the difference between a crack initiating at the center and end of a joint

Tables

Errata

Discussions

Related Content

Journals

Conference Proceedings

eBooks

Actual versus predicted CVN_max/CVN_req illustrating uncertainty

PDF for CVN_max/CVN_req for crack propagation length at arrest equal to 12 m for a 762 mm (30 in.) diameter pipe