Proceedings of the ... International Conference on Offshore Mechanics and Arctic Engineering, Volume 3; Volume 7, Part 3American Society of Mechanical Engineers, 1988 - Arctic regions |
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Page 203
... initiation . With the as- welded specimens the lowest values of CTOD were as- sociated with fracture initiation from the inter- critically reheated grain coarsened HAZ ( ICGCHAZ ) . Typically the local grain size was 100m with in ...
... initiation . With the as- welded specimens the lowest values of CTOD were as- sociated with fracture initiation from the inter- critically reheated grain coarsened HAZ ( ICGCHAZ ) . Typically the local grain size was 100m with in ...
Page 311
... initiation and early growth is presented which estimates the fatigue strength of weldments at long lives when fatigue crack initiation and early growth become the dominant fraction of the total fatigue life . The method is based upon an ...
... initiation and early growth is presented which estimates the fatigue strength of weldments at long lives when fatigue crack initiation and early growth become the dominant fraction of the total fatigue life . The method is based upon an ...
Page 504
... initiation site calculated by FEM , then the applicability of equation ( 1 ) can be tested directly . The reciprocal square root of the inclusion size has been plotted versus the local value of tensile stress at the fracture initiation ...
... initiation site calculated by FEM , then the applicability of equation ( 1 ) can be tested directly . The reciprocal square root of the inclusion size has been plotted versus the local value of tensile stress at the fracture initiation ...
Contents
ADVANCED COMPOSITES | 1 |
PAS2tm | 9 |
OFFSHORE TECHNOLOGY GEOTECHNICAL ENGINEERING | 24 |
Copyright | |
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abrasion addition analysis applied assessment base behaviour brittle carbon carried Charpy chemical chord compared composition concrete considered cooling critical CTOD curves cycle defect depth developed direction distribution effect element energy Engineering examined fabrication factor failure fatigue crack ferrite Figure fracture fracture mechanics fracture toughness fusion geometry grain growth hardness heat input higher impact increase indicated initiation joint length loading lower material maximum measured Mechanics method microstructures normal notch observed obtained occur offshore structures parameters performed plate position practice present pressure problem procedure production properties PWHT range reduced regions respectively sampled shown shows simulated specification specimens steel steel plates stiffeners strain strength stress structures surface Table temperature tensile thermal thickness toughness treatment tubular joints values weld metal welded joints yield zone