SIF when D/t>100 ,Whether conservative? - Intergraph CADWorx & Analysis

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#44712 - 09/14/11 03:02 PM SIF when D/t>100 ,Whether conservative?
KQ大侠 Member Registered: 10/30/09 Posts: 14 Loc: china	when D/t>100 , IS SIF from caesar ii (B31.3) larger than the Result of FE / PIPE calculated ? That, if I use caesar ii is Conservative when D/t>100 ? please tell me. thanks! Edited by KQ大侠 (09/14/11 03:06 PM) _________________________ kq
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#44713 - 09/14/11 03:09 PM Re: SIF when D/t>100 ,Whether conservative? [Re: KQ大侠]
John C. Luf Member Registered: 03/25/02 Posts: 1110 Loc: U.S.A.	no _________________________ Best Regards, John C. Luf
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#44725 - 09/15/11 03:29 AM Re: SIF when D/t>100 ,Whether conservative? [Re: KQ大侠]
KQ大侠 Member Registered: 10/30/09 Posts: 14 Loc: china	what about the elbow ? I want known the elbow's sif,larger or smaller than FE/PIPE . _________________________ kq
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#44726 - 09/15/11 03:32 AM Re: SIF when D/t>100 ,Whether conservative? [Re: KQ大侠]
Richard Ay Member Registered: 12/13/99 Posts: 6226 Loc: Houston, Texas, USA	You can't draw that conclusion. All bets are off if your D/t exceeds 100 - you're outside the scope of the Code. _________________________ Regards, Richard Ay - Consultant
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#44891 - 09/22/11 01:41 PM Re: SIF when D/t>100 ,Whether conservative? [Re: KQ大侠]
Alain123 Member Registered: 09/13/11 Posts: 30 Loc: Montreal,Canada	I am facing the same problem. Is there any other standard/appendix that cover D/t > 100 and other geometries maybe ? Or is FEA the only way?
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