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 27
... temperature history experienced under welding of each pass is approximated by a heating up , in one load step , to the temperature field valid when the temperature at the position of the heat source is about 1000 ° C followed by cooling ...
... temperature history experienced under welding of each pass is approximated by a heating up , in one load step , to the temperature field valid when the temperature at the position of the heat source is about 1000 ° C followed by cooling ...
Page 74
... temperatures from -90 ° C to 0 ° C in order to evaluate the ductile - brittle transition temperature of the weld HAZ for each steel . RESULTS AND DISCUSSION Tempering effect on LBZ toughness The effect of second thermal cycles on the ...
... temperatures from -90 ° C to 0 ° C in order to evaluate the ductile - brittle transition temperature of the weld HAZ for each steel . RESULTS AND DISCUSSION Tempering effect on LBZ toughness The effect of second thermal cycles on the ...
Page 140
... temperature ( K ) 623 773 As weld Tempering temperature ( K ) 923 開( a ) UT : 1318 K ( b ) UT ; 1414 K ( C ) UT ; 1453 K ( d ) UT ; 1515 K Fig . 9 Effect of upset temperature on results of side bend tests ( UT ; Upset Temperature ) ( a ) ...
... temperature ( K ) 623 773 As weld Tempering temperature ( K ) 923 開( a ) UT : 1318 K ( b ) UT ; 1414 K ( C ) UT ; 1453 K ( d ) UT ; 1515 K Fig . 9 Effect of upset temperature on results of side bend tests ( UT ; Upset Temperature ) ( a ) ...
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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alloys analysis austenite axial base metal bead behaviour brittle CGHAZ Charpy chemical composition cooling corrosion crack front crack tip critical CTOD CTOD fracture toughness CTOD test CTOD value deformation distribution effect experimental fatigue crack ferrite Figure Fracture Mechanics fusion boundary gauges grain coarsened HAZ groove HAZ region HAZ toughness heat affected zone heat input hydrogen cracking hyperbaric ICCGHAZ inherent strain intercritical kJ/mm load martensite measured mechanical properties method microstructure multi-pass welds narrow gap notched panel obtained OMAE peak temperature pearlite pipe plastic plate thickness Pop-in pressure PWHT reheated samples shielding gas simulation single-U Statoil steel plates steel TM1 strain gauges submerged arc welding surface notched specimen Table tempered tensile thermal cycle through-thickness notched titanium TMCP steel underwater welding weld metal weld passes welded joint welding conditions Welding Institute welding parameters welding procedure welding process welding residual stress weldments width yield strength