大口径闸阀的尺寸拓宽分析  

Enlarging Analysis of Large Diameter Gate Valve

作　　者：陈崇南 季祝平 沈海美 钱娟 陈志娟 CHEN Chong-nan;JI Zhu-ping;SHEN Hai-mei;QIAN Juan;CHEN Zhi-juan(Nantong high and medium pressure valve Co.,Ltd.,Nantong 226001,Jiangsu,China)

机构地区：[1]南通高中压阀门有限公司,江苏南通226001

出　　处：《阀门》2021年第5期243-246,共4页VALVE MAGAZINE

摘　　要：根据API 600分析计算了压力级别为CL 150的大口径闸阀的阀座尺寸、壁厚、阀杆直径、阀体结构长度等主要参数,推导了以阀座孔为主参数,用于计算密封力、阀杆力及阀杆直径的简易公式。According to API 600,the main parameters of valve seat size,wall thickness,stem diameter and valve body structure length of CL150 gate valve are calculated,and a simple formula for calculating sealing force,stem force and stem diameter is derived based on the main parameters of valve seat hole.

关 键 词：闸阀 大口径 阀座孔 稳定性 校核 

分 类 号：TH134[机械工程—机械制造及自动化]