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TECHNICAL PAPERS

Effect of Temperature on Fatigue Crack Growth in CPVC

[+] Author and Article Information
Muhammad Irfan-ul-Haq, Nesar Merah

Department of Mechanical Engineering, King Fahd University of Petroleum and Minerals, Dhahran, Saudi Arabia

J. Pressure Vessel Technol 125(1), 71-77 (Jan 31, 2003) (7 pages) doi:10.1115/1.1523070 History: Received January 25, 2002; Revised September 09, 2002; Online January 31, 2003
Copyright © 2003 by ASME
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References

Figures

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Variation of m with absolute temperature
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Stress-strain curves for CPVC at different temperatures
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Craze length as a function of crack length at all test temperatures
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Craze length as a function of temperature at crack lengths of 5 and 10 mm
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Macrofractographs of CPVC tested at different temperatures (magnification =5×). Arrow shows direction of crack propagation.
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SEM fractograph of CPVC at 50°C, ΔK=1.0 MPam (magnification =100×).
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SEM fractograph of CPVC at 0°C, ΔK=1.0 MPam (magnification =100×).
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Variatin of crack opening displacement with crack length at different temperatures
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Crack propagation in CPVC at different temperatures expressed in terms of modified ΔKε
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Crack propagation in CPVC at different temperatures expressed in terms of modified ΔKy
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Variatin of da/dN with temperature for ΔKeff=1.0 MPam
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Variation of parameter A with absolute temperature
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Fatigue crack growth rates at different temperatures
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Representative fatigue crack growth data for CPVC at all test temperatures
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da/dN-ΔK curve for CPVC at 23°C
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a-N curves for CPVC at different temperatures
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Schematic representation of tensile and FCG specimens used in the study

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