Proceedings of the ... International Conference on Offshore Mechanics and Arctic Engineering, Volume 3; Volume 8, Part 3American Society of Mechanical Engineers, 1989 - Arctic regions |
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Page 16
... INITIATION LIFE PREDICTION BY A LOCAL STRAIN APPROACH The crack initiation life of welded joints , on average about 30 % of the total life . is often ne- glected , and the LEFM predictions are used as a conser- vative estimate of the ...
... INITIATION LIFE PREDICTION BY A LOCAL STRAIN APPROACH The crack initiation life of welded joints , on average about 30 % of the total life . is often ne- glected , and the LEFM predictions are used as a conser- vative estimate of the ...
Page 196
... initiation point and propagation path ) and non - metallic inclusions of MnS . Some results are shown in Photos . 3 and 4. The number of cracks become larger with increase of sulfur content and their initiation points are from corrosion ...
... initiation point and propagation path ) and non - metallic inclusions of MnS . Some results are shown in Photos . 3 and 4. The number of cracks become larger with increase of sulfur content and their initiation points are from corrosion ...
Page 555
... initiation and growth of small cracks are presented . The results show that the initiation of fatigue cracks from a Charpy - V notch with a radius of 0.25 mm is strongly influenced by the cathodic protection le- vel , with a maximum ...
... initiation and growth of small cracks are presented . The results show that the initiation of fatigue cracks from a Charpy - V notch with a radius of 0.25 mm is strongly influenced by the cathodic protection le- vel , with a maximum ...
Contents
MATERIALS TECHNOLOGY | 9 |
The Plate Thickness Effect in Fatigue Predictions and Results A Review of Norwegian Work | 21 |
Thickness Weld Profile and Initial Flaw Considerations for Tubular Joints | 39 |
Copyright | |
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alloy analysis applied attachment base behaviour bending calculated carried chord compared composite Conference constant corrosion curve cycles depth determined developed distribution element energy Engineering environment equation experimental fabrication failure fatigue strength field Figure fracture fracture mechanics function geometry given grade heat higher improved increase indicates influence initiation input International length levels limited load lower material mean measured mechanics method observed obtained Offshore performed pipe pitting plate predicted present pressure procedure production propagation properties range ratio reduced reference relation reported resistance samples shown shows similar solution specimens standard steel strain strength stress intensity factor structure surface surface crack Table temperature tensile thickness effect toughness tubular joints values wall weld metal weld toe welded joints yield