Proceedings of the ... International Conference on Offshore Mechanics and Arctic Engineering, Volume 3; Volume 7, Part 3American Society of Mechanical Engineers, 1988 - Arctic regions |
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Page 277
... Notch toughness at -40 ° c1 ) ( MPa ) ( MPa ) ( % ) ( % ) ( J ) A 377 495 32 · 227 B 353 498 29 76 238 C 377 501 34 233 D 332 522 32 162 1 ) Average of three tests , transverse specimens . steels are delivered from three different ...
... Notch toughness at -40 ° c1 ) ( MPa ) ( MPa ) ( % ) ( % ) ( J ) A 377 495 32 · 227 B 353 498 29 76 238 C 377 501 34 233 D 332 522 32 162 1 ) Average of three tests , transverse specimens . steels are delivered from three different ...
Page 279
... notches ( a / W - 0.06 , EDM notch ) were introduced in the SMAW and SAW weldments , fig 10. The aim was to position the notch tip in the coarse grained zone , but especially for the SMAW weldments it was difficult to hit this zone at ...
... notches ( a / W - 0.06 , EDM notch ) were introduced in the SMAW and SAW weldments , fig 10. The aim was to position the notch tip in the coarse grained zone , but especially for the SMAW weldments it was difficult to hit this zone at ...
Page 312
... notch - root stress amplitude , the stress at the weld discontinuity , can be related to the remote stress using the fatigue notch factor ; so that Eq . 1 becomes : ( AS / 2 ) K - ( σ ; - om ) ( 2N ) b [ 2 ] where AS is the remote ...
... notch - root stress amplitude , the stress at the weld discontinuity , can be related to the remote stress using the fatigue notch factor ; so that Eq . 1 becomes : ( AS / 2 ) K - ( σ ; - om ) ( 2N ) b [ 2 ] where AS is the remote ...
Contents
ADVANCED COMPOSITES | 1 |
PAS2tm | 9 |
OFFSHORE TECHNOLOGY GEOTECHNICAL ENGINEERING | 24 |
Copyright | |
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abrasion accelerated cooled analysis as-welded assessment austenite axial boron brace brittle fracture CGHAZ Charpy Charpy-V chemical composition chord coarse grained concrete Conference on Offshore crack tip CTOD tests CTOD values curves defect dislocations effect energy fabrication ferrite fiber Figure finite element fracture mechanics fracture toughness fusion line grain coarsened HAZ HAZ toughness heat affected zone heat input hydrogen cracking ICCGHAZ impact increase intercritically kJ/mm layup loading low carbon martensite maximum mechanical properties Mechanics and Arctic mid-thickness niobium notch Offshore Mechanics offshore structures Oseberg parameters plastic post weld heat preheat pressure PWHT regions residual stresses sampled solidification cracking specification specimens steel plates stiffeners strain stress concentration stress intensity factor submerged arc welding surface Table temperature tensile test results TMCP transverse tubular joints weld heat treatment weld metal weld toe weldability welded joints welding procedures weldment yield strength