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duan xi lie die fa fa ti zhou xiang po lie de fen xi
Author(s): 
Pages: 19-21
Year: Issue:  3
Journal: Valve

Keyword:  短系列阀体蝶阀压力试验对夹式受力分析橡胶石棉垫结构设计均布载荷灰铸铁;
Abstract: 短系列蝶阀阀体轴向破裂的分析成都蝶阀厂邹声武1.概述在安装短系列凸耳对夹式和对夹式蝶阀时,尤其是采用承插式焊接法兰(法兰内径大于管道通径),通常在阀体两端面加装橡胶垫或橡胶石棉垫来加大端部密封面,其结果是在压力试验时或使用中,阀体有轴向破裂现象发生。...
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