摘要
介绍了管道仪表流程图中不同工况下调节阀和安全阀的等级分界,说明了分界处管道法兰、阀门法兰、垫片及螺栓的选择依据,并分析了不同情形下如何选择管道法兰、阀门法兰、垫片及螺栓等管道元件。
Boundary of piping classes for control valves and safe valves were introduced in the text. Besides, principles to select pipe flanges, valve flanges, gaskets someexamples were taken to explain how to select these pipe fittings. and bolts were specified. And
出处
《山东化工》
CAS
2012年第6期84-85,共2页
Shandong Chemical Industry
关键词
管道
等级
分界
piping
class
boundary
