Proceedings of the ... International Conference on Offshore Mechanics and Arctic Engineering, Volume 10American Society of Mechanical Engineers, 1991 - Arctic regions |
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Page 38
... regions , the starter notch has to be carefully posi- tioned in order to maximize the amount of specific HAZ microstructure to be sampled by the fatigue crack tip . Because the crack placement is a critical step in the preparation of ...
... regions , the starter notch has to be carefully posi- tioned in order to maximize the amount of specific HAZ microstructure to be sampled by the fatigue crack tip . Because the crack placement is a critical step in the preparation of ...
Page 46
... regions is higher when part of the fatigue crack is placed in the weld metal . However , this practical measure can not be used as API RP2Z does not permit that more than ( 100 - 75 ) = 25 % of the fatigue crack tip is located in the ...
... regions is higher when part of the fatigue crack is placed in the weld metal . However , this practical measure can not be used as API RP2Z does not permit that more than ( 100 - 75 ) = 25 % of the fatigue crack tip is located in the ...
Page 268
Region 3 Region Region ' 5 mm Test piere A Region 1 Region 2 ( a ) Test piece A 5 mm 5 mm 5 mm best piece B Fig.11 ... regions by the second echo height . Region indicates constant but lower echo height than that in region . In the ...
Region 3 Region Region ' 5 mm Test piere A Region 1 Region 2 ( a ) Test piece A 5 mm 5 mm 5 mm best piece B Fig.11 ... regions by the second echo height . Region indicates constant but lower echo height than that in region . In the ...
Contents
RESIDUAL STRESS AND DISTORTION IN WELDS | 1 |
WELD METAL AND HAZ PROPERTIES | 37 |
The Effect of Intercritical Thermal Cycles on HAZ Microstructure and Toughness in CMnAlNb | 49 |
Copyright | |
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aluminium austenite axial base metal bead behaviour brittle CGHAZ Charpy Charpy impact test chemical composition coating cooling corrosion crack front crack tip critical CTOD CTOD fracture toughness CTOD test CTOD value deformation developed distribution effect energy evaluation experimental fatigue crack ferrite Figure gauges Grade grain coarsened HAZ groove HAZ toughness heat input hydrogen cracking ICCGHAZ inherent strain intercritical kJ/mm load martensite Materials Engineering ASME measured mechanical properties method microstructure narrow gap notched panel obtained OMAE peak temperature pearlite pipe pipeline Pop-in pressure PWHT reheated residual stress samples seawater shielding gas simulation single-U Statoil steel plates steel TM1 strain gauges submerged arc welding surface notched specimen Table tempered tensile strength thermal cycle through-thickness notched TMCP steels underwater welding Volume III-A weld metal weldability welded joint welding conditions Welding Institute welding parameters welding procedure welding process welding residual stress weldment width yield strength