Proceedings of the ... International Conference on Offshore Mechanics and Arctic Engineering, Volumes 3-5American Society of Mechanical Engineers, 1991 - Arctic regions |
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Page 51
1 a ) Single cycle simulated specimen ; b ) Steel 1 baseline dual cycle simulation ; Fig.3 Scanning electron micrograph of boundary decoration in : a ) Steel 1 ; b ) Steel 2 baseline dual cycled specimens . X Maximum load o Fracture -40 ...
1 a ) Single cycle simulated specimen ; b ) Steel 1 baseline dual cycle simulation ; Fig.3 Scanning electron micrograph of boundary decoration in : a ) Steel 1 ; b ) Steel 2 baseline dual cycled specimens . X Maximum load o Fracture -40 ...
Page 53
... cycle . In all cases the application of an intercritical second cycle resulted in the formation of ferrite / carbide aggregates , believed to be pearlite , along the prior austenite grain boundaries . The formation of grain boundary ...
... cycle . In all cases the application of an intercritical second cycle resulted in the formation of ferrite / carbide aggregates , believed to be pearlite , along the prior austenite grain boundaries . The formation of grain boundary ...
Page 65
... cycle , called single cycle and double cycle , were applied . In the single cycle the reheat temperature is 1350 ° C and the cooling rate from 800 ° C to 500 ° C is 5 ° C / sec . Double cycle is composed with the single cycle as the first ...
... cycle , called single cycle and double cycle , were applied . In the single cycle the reheat temperature is 1350 ° C and the cooling rate from 800 ° C to 500 ° C is 5 ° C / sec . Double cycle is composed with the single cycle as the first ...
Contents
RESIDUAL STRESS AND DISTORTION IN WELDS | 1 |
Measurement and Prediction of Welding Residual Stresses Using | 7 |
Prediction of Residual Stresses and Distortions in Welded Structures | 25 |
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aluminium amplitude analysis as-welded austenite axial bending calculated CGHAZ Charpy chemical composition coating components cooling corrosion crack front crack tip CTOD CTOD fracture toughness CTOD test CTOD value curves developed diameter distribution evaluation experimental factor fatigue crack fatigue strength ferrite Figure fracture mechanics fracture toughness gauges geometry Grade grain groove Gullfaks heat input ICCGHAZ increase kJ/mm living quarter load martensite Materials Engineering ASME measured mechanical properties method microstructure multi-pass narrow gap offshore structures OMAE parameters pearlite pipe plate thickness Pop-in prediction pressure PWHT residual stress riser S-N curves seawater shown simulation slot Statoil steel plate strain gauges stress concentration stress range surface notched Table tapered joint temperature tensile thickness effect titanium alloys TMCP tubular underwater welding weld metal weld toe welded joints Welding Institute welding procedure welding process welding residual stress weldments wire yield strength zone