Proceedings of the 10th International Conference on Offshore Mechanics and Arctic Engineering, 1991: Presented at the 10th International Conference on Offshore Mechanics and Arctic Engineering, Stavanger, Norway, June 23-28, 1991. Materials engineering, Volume 3Mamdouh M. Salama American Society of Mechanical Engineers, 1991 - 323 pages |
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Page 478
... Defect 2 CP12 CP13 3500 0 CP14 10 mm 5 CP11 500 CP15 CP10 * 3000 CP16 90 / c CP9 CP1 30 / c 1000 2500 CP2 CP8 CP7 CP3 1500 2000 CP6 CP4 10 mm CP5 Defect 1 Shaded area profile includes 4 mm grinding 6 o / c Figure 2 : Defect locations ...
... Defect 2 CP12 CP13 3500 0 CP14 10 mm 5 CP11 500 CP15 CP10 * 3000 CP16 90 / c CP9 CP1 30 / c 1000 2500 CP2 CP8 CP7 CP3 1500 2000 CP6 CP4 10 mm CP5 Defect 1 Shaded area profile includes 4 mm grinding 6 o / c Figure 2 : Defect locations ...
Page 479
... defect orientation . Conventional fracture mechanics analyses on tubular joints in offshore structures are based on the assumption that the defect is located at the weld toe in the brace or in the chord . Calculations are subseque ...
... defect orientation . Conventional fracture mechanics analyses on tubular joints in offshore structures are based on the assumption that the defect is located at the weld toe in the brace or in the chord . Calculations are subseque ...
Page 484
... defect sizes ( mm ) Pure axial residual stress Pure bending residual stress Fatigue crack growth rate data Remaining fatigue life ( years ) Defect 1 Defect 2 Remaining fatigue life ( years ) a 2c a 2c C = 2.3X10-12 m = 3 132.7+ 12.3 700 ...
... defect sizes ( mm ) Pure axial residual stress Pure bending residual stress Fatigue crack growth rate data Remaining fatigue life ( years ) Defect 1 Defect 2 Remaining fatigue life ( years ) a 2c a 2c C = 2.3X10-12 m = 3 132.7+ 12.3 700 ...
Contents
THICKNESS EFFECT | 305 |
OFFSHORE TECHNOLOGY PART | 315 |
Influence of the Welding Procedure on the Ferrite Content and Fracture Toughness of Duplex | 323 |
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A36 steel as-welded joints assessment Basic behaviour bending brace calculated cathodic protection chord comparison composite computed corrosion fatigue crack depth crack front crack growth rate crack initiation crack length crack propagation crack tip cruciform joints defect diameter Dover failure fatigue crack growth fatigue life predictions fatigue strength fatigue test Figure finite element finite element analysis fracture mechanics geometry impact improved increasing integration layer method Nominal Stress number of cycles Offshore Mechanics offshore structures OMAE parameters parametric equations performed plastic plate thickness procedure ratio residual stress root S-N curves saddle seawater short cracks shown SIF solutions specimens strain strain gauge strand stress concentration stress concentration factors stress distribution stress intensity factor stress range surface crack T-joints Table technique Tee joints temperature tendon tensile tension tubular joints values variable amplitude Volume III-B weight function weld profile weld toe Welded Joints weldments wire