Proceedings of the ... International Conference on Offshore Mechanics and Arctic Engineering, Volume 15, Part 3American Society of Mechanical Engineers, 1996 - Arctic regions |
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Page 49
... ferrite can be obtained in low oxygen deposits containing < 0.003wt % Al , < 0.002wt % Ti and -0.05wt % V . 2. Addition of Al in excess of the oxygen present exerts a deleterious effect on ... ferrite , % Acicular ferrite , % 100 Root 49.
... ferrite can be obtained in low oxygen deposits containing < 0.003wt % Al , < 0.002wt % Ti and -0.05wt % V . 2. Addition of Al in excess of the oxygen present exerts a deleterious effect on ... ferrite , % Acicular ferrite , % 100 Root 49.
Page 51
Acicular ferrite , % Acicular ferrite , % 100 Root pass 80 Weld W6 V = 0.05 % Weld W11 V = 0.02 % 60 Weld W14 Weld W12 V = 0.02 % V = 0.04 % 40 20 0 ( a ) 100 Final pass 80 Acicular ferrite , % 100 80 Root pass Weld W6 V = 0.05 % 880 60 ...
Acicular ferrite , % Acicular ferrite , % 100 Root pass 80 Weld W6 V = 0.05 % Weld W11 V = 0.02 % 60 Weld W14 Weld W12 V = 0.02 % V = 0.04 % 40 20 0 ( a ) 100 Final pass 80 Acicular ferrite , % 100 80 Root pass Weld W6 V = 0.05 % 880 60 ...
Page 174
... ferrite content of the HAZ . After welding , the plates were sectioned transverse to the direction of the weld bead , polished to 0.25μm finish and electrolytically etched in KOH for examination by optical microscopy . Ferrite Content ...
... ferrite content of the HAZ . After welding , the plates were sectioned transverse to the direction of the weld bead , polished to 0.25μm finish and electrolytically etched in KOH for examination by optical microscopy . Ferrite Content ...
Contents
CODES AND STANDARDS | 1 |
EFFECT OF WELDING PARAMETERS ON JOINT PROPERTIES | 35 |
UNDERWATER WELDING AND REPAIR | 85 |
Copyright | |
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Common terms and phrases
a'-martensite analysis applied as-welded assessment austenite Axial tension base metal behaviour bending brace brittle butt welds cathodic protection CFRC chord crack cold-rolling composition corrosion corrosion fatigue crack depth crack growth rates crack initiation crack tip cracked joints CTOD curve cycles defects effect electrode Engineering equations evaluation experimental failure fatigue crack growth fatigue tests ferrite Figure fracture mechanics fracture toughness geometry heat affected zone heat treatment high strength steels hydrogen increased inspection martensite material measured microstructure mis-match notch offshore structures parameters performance pipe predicted pressure procedure PWHT ratio reduced residual stresses riser root S-N curves saddle seawater shielding gas shown simulation specimens static strength stiffened joints stress intensity factor surface crack Table temperature tensile thickness titanium alloys tubular joints ultrasonic unstiffened values weld joint weld metal weld toe weldments wide plates yield strength