Sustained Stress Indices (SSI) in the B31.3 2010 Edition

被引:0
|
作者
Becht, Charles [1 ]
Paulin, Tony [2 ]
Edwards, Don [3 ]
Stonehouse, Mark [4 ]
Lock, William Santiago [2 ]
Becht, Charles [1 ]
机构
[1] Becht Engn Inc, POB 300 22 Church St, Liberty Corner, NJ 07938 USA
[2] Paulin Res Grp, Houston, TX 77082 USA
[3] ConocoPhillips Co, Bartlesville, OK 74004 USA
[4] Becht Engn Canada Ltd, Calgary, AB, Canada
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中图分类号
TH [机械、仪表工业];
学科分类号
0802 ;
摘要
The 2010 version of B31.3 introduced sustained stress indices (SSI's) in paragraph 320. Using methods in references [1],[2],[3],[4],[5], and [11], a test procedure was developed to evaluate these SSI's for standard metallic piping components. The test procedure has been incorporated into draft versions of B31J so that the sustained stress index can be produced at the same time stress intensification or flexibility factor tests are performed for a particular component. This paper describes the sustained stress index and the B31J test procedure used to determine the SSI.
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页数:9
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