半球阀的工作原理 阀门厂家排名前50

半球阀的工作原理：

半球阀是一种常见的分流阀，它是由一个球形孔板和一个圆形阀座组成。当流体通过半球阀时，球形孔板会被向一侧推开，使得流体分流到两侧，当球形孔板关闭时，流体则被阻挡，不再流动。通常，半球阀的球形孔板是由一个内螺纹或外螺纹支撑的，当阀轴转动时，球形孔板会被推动或拉回，从而调节流量。

阀门厂家排名前50：

1.Kitz(Japan) 2.Flowserve Corporation (US) 3.Curtiss-Wright Corporation (US) 4.Cameron International Corporation (US) 5.Velan Inc. (Canada) 6.ITT Corporation (US) 7.Crane Co. (US) 8.Metso Corporation (Finland) 9.Spirax Sarco (UK) 10.Power-Sonic Corporation (US) 11.KITZ Corporation (Japan) 12.Nihon Koryo Valve Co., Ltd. (Japan) 13.Neway Valve Co., Ltd. (China) 14.EBRO Armaturen GmbH & Co. KG (Germany) 15.Habonim (Israel) 16.Shanghai Huaerda Valve Co., Ltd. (China) 17.Shanghai Kuanjie Valve Co., Ltd. (China) 18.Sungo Valve Group Co., Ltd. (China) 19.Shanghai Huayi Valve Co., Ltd. (China) 20.C & C Industries, Inc. (US) 21.Emerson Electric Co. (US) 22.Royce Technologies Corporation (US) 23.Shanghai Fudun Valve Co., Ltd. (China) 24.Hitachi, Ltd. (Japan) 25.Valvitalia (Italy) 26.Shanghai Weike Valve Co., Ltd. (China) 27.Mueller Co. (US) 28.Shanghai Yichao Valve Co., Ltd. (China) 29.Schubert & Salzer (Germany) 30.Korea Valve Co., Ltd. (Korea) 31.General Electric Company (US) 32.Shanghai Lixin Valve Co., Ltd. (China) 33.Karuvadu Valves Pvt. Ltd. (India) 34.Fluid Controls (UK) 35.Shanghai Huadong Valve Co., Ltd. (China) 36.Shanghai Baoyi Valve Co., Ltd. (China) 37.Samson AG (Germany) 38.Shanghai Xinhao Valve Co., Ltd. (China) 39.Tyco International (Ireland) 40.Shanghai Shengxin Valve Co., Ltd. (China) 41.Hiton Valve Co., Ltd. (Taiwan) 42.Shanghai Gaofeng Valve Co., Ltd. (China) 43.Leser GmbH + Co. KG (Germany) 44.Shanghai Xunfeng Valve Co., Ltd. (China) 45.Rotork plc (UK) 46.Shanghai Boqi Valve Co., Ltd. (China) 47.Shanghai Yuyuan Valve Co., Ltd. (China) 48.Shanghai Yuxin Valve Co., Ltd. (China) 49.SMC Corporation (Japan) 50.Shanghai Huaguang Valve Co., Ltd. (China)