SIGMA-PHASE EMBRITTLEMENT OF AUSTENITIC STAINLESS-STEEL FCCU REGENERATOR INTERNALS

被引:0
|
作者
MAY, VE
机构
[1] Texaco USA, Port Arthur Research, Lab, Port Arthur, TX, USA, Texaco USA, Port Arthur Research Lab, Port Arthur, TX, USA
关键词
HEAT EXCHANGERS - Regenerators - STEEL TESTING - Impact;
D O I
暂无
中图分类号
TB3 [工程材料学];
学科分类号
0805 ; 080502 ;
摘要
The room-temperature mechanical properties of austenitic stainless steel (AISI 304H) internals removed from fluid catalyic cracking unit (FCCU) regenerators were evaluated after 7 to 16 years of service. Mechanical property testing included tensile testing, notched-tensile testing, and charpy V-notch impact testing. This study revealed that significant sigma phase embrittlement of the stainless steel internals had occurred.
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页码:18 / 22
页数:5
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