DQ61F-40P 我公司低温长轴球阀产品规范：                      
公称通径DN15mm～100mm公称压力PN1.0-4.0MPa适用介质液氧、液氮、液氩、液化天然气、液态二氧化碳、液态丙烷等适用温度-196℃～+80℃
DQ61F-40P 我公司低温长轴球阀主要零部件材料：
阀体0Cr18Ni9球体、阀杆0Cr18Ni9密封圈PTFE延伸套管0Cr18Ni9
DQ61F-40P 低温长轴球阀外型尺寸与连接尺寸：
产品型号DQ61F-40P低温球阀(低温长轴球阀)产品代号通径DN(mm)尺      寸(mm)LDL1D1D2HD0561DQ1515100131018.534180160561DQ2020115181225.540220220561DQ2525130231232.548230220561DQ3232180281238.562310250561DQ4040200351248.570320300561DQ5050220451557.582400320561DQ6565250571576.5100420380561DQ8080300701589.5113500380561DQ1001003809015108.5132520500