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 37
... requirements in HAZ CTOD testing of low heat input welds . By comparing the results of de- tailed metallographic analyses of the HAZ region with crack tip placement validity requirements , necessary to obtain valid HAZ CTOD toughness ...
... requirements in HAZ CTOD testing of low heat input welds . By comparing the results of de- tailed metallographic analyses of the HAZ region with crack tip placement validity requirements , necessary to obtain valid HAZ CTOD toughness ...
Page 38
... requirements are met . CGHAZ crack tip sampling requirements . The API RP2Z document requires that the fatigue crack intersects the fusion line / etched HAZ over at least 75 % of the notch length . In addition to the " 75 % requirement ...
... requirements are met . CGHAZ crack tip sampling requirements . The API RP2Z document requires that the fatigue crack intersects the fusion line / etched HAZ over at least 75 % of the notch length . In addition to the " 75 % requirement ...
Page 46
... requirements will need an impressive amount of ( re ) test to obtain a sufficient number of metallurgical valid CGHAZ CTOD test results . That is , it is techni- cally not justified to impose testing requirements which are supposed to ...
... requirements will need an impressive amount of ( re ) test to obtain a sufficient number of metallurgical valid CGHAZ CTOD test results . That is , it is techni- cally not justified to impose testing requirements which are supposed to ...
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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Common terms and phrases
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