Proceedings of the ... International Conference on Offshore Mechanics and Arctic Engineering, Volume 3; Volume 8, Part 3American Society of Mechanical Engineers, 1989 - Arctic regions |
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Page 382
... depth ) Ng 411,650 cycles ( Break through ) N 630,650 cycles ( End of test ) 253.5 mm Stiffener 19 mm 131.5 mm Normalized stress Crown Normalized crack depth 10 08 05 04 02 0 270.0 2800 2900 300.0 Distance from the soddie centering 3530 ...
... depth ) Ng 411,650 cycles ( Break through ) N 630,650 cycles ( End of test ) 253.5 mm Stiffener 19 mm 131.5 mm Normalized stress Crown Normalized crack depth 10 08 05 04 02 0 270.0 2800 2900 300.0 Distance from the soddie centering 3530 ...
Page 441
... depth versus cycles plot , as recommended in ASTM E 647-78T , are plotted versus crack depth for all specimens . Figure 6 shows results for all specimens tested at 240 MPa hot - spot stress , and Figure 7 those tested at 160 MPa hot ...
... depth versus cycles plot , as recommended in ASTM E 647-78T , are plotted versus crack depth for all specimens . Figure 6 shows results for all specimens tested at 240 MPa hot - spot stress , and Figure 7 those tested at 160 MPa hot ...
Page 601
... depth of 67 m was assumed . A deterministic design wave of H = 26.0 m and T = 15.0 sec . was employed . Also wind forces were included . For the mudline forces , a dynamic amplification factor ( DAF ) of 1.1 was assumed , yielding the ...
... depth of 67 m was assumed . A deterministic design wave of H = 26.0 m and T = 15.0 sec . was employed . Also wind forces were included . For the mudline forces , a dynamic amplification factor ( DAF ) of 1.1 was assumed , yielding the ...
Contents
OFFSHORE MECHANICS | 1 |
MATERIALS TECHNOLOGY | 9 |
The Plate Thickness Effect in Fatigue Predictions and Results A Review of Norwegian Work | 21 |
Copyright | |
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alloy aluminum analysis applied Arctic Engineering ASTM austenite axial base metal behaviour bending brace calculated cathodic protection Charpy chord Conference on Offshore corrosion fatigue crack depth crack growth rate crack initiation crack propagation crevice corrosion CTOD da/dN defects developed energy environment equation experimental fabrication fatigue crack growth fatigue strength fatigue test ferrite Figure fillet welds finite element fracture mechanics fracture toughness geometry grade heat input heat treatment HSLA steels increase influence kJ/cm load material mechanical properties Mechanics and Arctic method microstructure notch obtained Offshore Mechanics offshore structures parameters pipe pitting plate thickness predicted procedure PWHT ratio reduced S-N curves seawater Shoralsim shown in Fig solution specimens Steel in Marine strain stress concentration stress intensity factor stress range submerged arc welding surface crack T-joints Table temperature tensile thickness effect tubular joints values weld metal weld profile weld toe weldability welded joints yield strength