Proceedings of the ... International Conference on Offshore Mechanics and Arctic Engineering, Volumes 3-4American Society of Mechanical Engineers, 1992 - Arctic regions |
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Page 28
CTOD AUSTRACT In the weld 40PM 20KV a ) SA : լաայ CTOD [ mm ] CTOD 20 2.0 C - AW 1.8 + U - AW " m - AW C - SR U - SR N = 83 ppm SR 1.6 m - SA O c - SAS U - SAS լաայ 2.0 U - AW m - AW 1.8+ C - AW N = 153 ppm- ☐u - SR Om - SR 1.6 ...
CTOD AUSTRACT In the weld 40PM 20KV a ) SA : լաայ CTOD [ mm ] CTOD 20 2.0 C - AW 1.8 + U - AW " m - AW C - SR U - SR N = 83 ppm SR 1.6 m - SA O c - SAS U - SAS լաայ 2.0 U - AW m - AW 1.8+ C - AW N = 153 ppm- ☐u - SR Om - SR 1.6 ...
Page 72
... CTOD ៖ • looo oo o •• ( mm ) Critical CTOD at -30 ° C 10 9 bo 0 Ø .01 FL Ac1 FL As Weld PWHT 9 .01 FL Fig.16 Results of CTOD test on the welded joint ( YP355 steel , thickness : 50mm ) .01 FL Ac1 Fig.18 Results of CTOD test on the ...
... CTOD ៖ • looo oo o •• ( mm ) Critical CTOD at -30 ° C 10 9 bo 0 Ø .01 FL Ac1 FL As Weld PWHT 9 .01 FL Fig.16 Results of CTOD test on the welded joint ( YP355 steel , thickness : 50mm ) .01 FL Ac1 Fig.18 Results of CTOD test on the ...
Page 75
... CTOD toughness as shown in Fig- ure 3. The toughness of five steels ( A through E ) exceeded the minimum requirement . Note also in Table I that these steels had lower Pcm values than those that did not meet the minimum toughness . 60 50 ...
... CTOD toughness as shown in Fig- ure 3. The toughness of five steels ( A through E ) exceeded the minimum requirement . Note also in Table I that these steels had lower Pcm values than those that did not meet the minimum toughness . 60 50 ...
Contents
WELD METAL AND HAZ PROPERTIES | 1 |
ADVANCES IN STEEL AND WELDING | 65 |
Development of HSLA Steel With 80Ksi Yield Strength for Offshore Tubular Applications | 73 |
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alloys analysis applied assessment ASTM austenite axial load base metal behaviour bending bolt bolted joint brace brittle calculated cathodic protection CGHAZ chord composite crack depth crack growth rates crack propagation CTOD curve defect diameter distribution duplex effect elastic elastomers electrode energy equations experimental failure fatigue crack growth ferrite finite element fracture mechanics fracture toughness geometry grain heat affected zone heat input HSLA steels hydrogen hyperbaric increase interaction Materials Engineering ASME metal yield strength method microstructure nitrogen notch obtained Offshore Structures OMAE parameters pipe plastic plate predictions preferential corrosion pressure procedure properties ratio region seawater shielding gas shown in Figure simulated solution sour crude oil specimens stainless steel stiffener strain stress concentration stress intensity factor stress range surface Table temperature thermal cycle thickness thread titanium tube tubular joints underwater values weld toe welded joints weldment wire yield strength