性能规范公称压力(MPa)公称通径适用介质1.040/50-150/200海水、淡水0.6200/250-250/300主要零部件材质零件名称材料名称牌号阀体、阀盖灰铸铁HT200阀盘铸锡青铜ZCuSn5Pb52n5或ZCuSn102n2阀座、阀杆铝青铜CuA19Mn2R型、S型基本尺寸公称公称通径结构尺寸支座尺寸法兰连接尺寸手轮升程参考重量壁厚进口螺栓出口螺栓压力PN(MPa)DN(mm)DN1DN2LR型S型L1L2HH1L3R型S型BB1d3DD1D2b1d1ni个ThD3D4Dsb2d2ni个ThDoSR型S型405038054011016023616082103709550131259374161516M141351038416156M14120111242.562.550654206001201802571658230410100501513510384161515M1415512310415156M14140121554.077658044062013018027018092304101205015155123104151515M1417013811815158M14140121976.5109.51.08010048068014020030020292604601306017170138118151515M1419015813815158M14160142397145100125570800170230309235102905201506017190158138151515M14215183164151510M141801428136196125150650900200250355275103105601606017215183164151516M1424020819C161512M1420017351762521502007401020230280410295113406201756017240208190161516M14295264247161512M1420017422283150.62002509401320280380510370114708502257021295264247161518M14365327306181714M1636027560276396250300118016403604606254401356010202707523365327306181719M1643038636C192114M203602775410482)