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 22
... yield limit of the pipe material is 360 MPa . In comparison with the yield limit the maximum measured residual stress value is less than 0.65 times the yield limit . This indicates that errors due to plastic yielding during drilling is ...
... yield limit of the pipe material is 360 MPa . In comparison with the yield limit the maximum measured residual stress value is less than 0.65 times the yield limit . This indicates that errors due to plastic yielding during drilling is ...
Page 63
... yield strength range 420-500 MPa . Also typical HAZ CTOD fracture toughness found in normalised 350 MPa yield strength steels used in offshore structures is presented for comparison . For the experimental work a special test method ...
... yield strength range 420-500 MPa . Also typical HAZ CTOD fracture toughness found in normalised 350 MPa yield strength steels used in offshore structures is presented for comparison . For the experimental work a special test method ...
Page 87
... yield strengths of nominally 450-550 Nmm 2 , in thicknesses ranging from number of different process 15-50mm and made by a routes . These were specifically , quenched and tempered tempered ( DO & T ) thermo- ( OT ) , direct quenched and ...
... yield strengths of nominally 450-550 Nmm 2 , in thicknesses ranging from number of different process 15-50mm and made by a routes . These were specifically , quenched and tempered tempered ( DO & T ) thermo- ( OT ) , direct quenched and ...
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 |
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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