%A SHI Hai-xia, YIN Wei-min, HE Yu-jie, LI Qiang %T Discussion on chemical process pump %0 Journal Article %D 2007 %J Journal of Drainage and Irrigation Machinery Engin %R 10.3969/j.issn.1674-8530.2007.01.016 %P 65-68 %V 25 %N 1 %U {http://zzs.ujs.edu.cn/pgjx/CN/abstract/article_1320.shtml} %8 2007-01-25 %X Chemical process pumps of model ZA and ZE are single stage single suction cantilever type process pumps,which are widely used in petrochemical plants.According with 7th edition of API 610 standard,the performance and scope of application of chemical process pumps of model ZA and ZE are introduced,including series specifications,structural characteristics,hydraulic characteristics,and auxiliary system of common mechanical seal.