Multi-stage feed pump recirculation throttling device D-GD87-0902, power plants with a multi-stage feed pump recirculation throttling device, 1Cr18Ni9Ti multi-stage feed pump recirculation throttling device, multi-stage recycle surplus hundred throttling device to pump 2015 The latest offer, feed pump recirculation throttling device performance and multi-level effect, GD87 feed pump recirculation throttling device during a multi-stage multi-stage throttling device recirculation pump to work, if the differential pressure before and after the large pipeline, often by increasing the throttle orifice way. http://www.czbsgs.com/ feed pump recirculation throttling device applicable to multi-stage pump model: DG72-59, DG150-59, DG270-1408, DG400-180, DG450-180, DG500-140, DG500- 180. http://www.tjbdj.com/ hundred surplus Cangzhou Pipe Manufacturing Co., specializing in the production of single-stage orifice plates, valve gear sprocket, tubular valve gear, hydrophobic plate, alloy hydrophobic plate, tube type steam traps , a flow indicator, flanges, threaded flow indicator, three-shift indicator, soft rubber joints, expansion joints, http: //www.baiyinggd.com/ import filter feed pump, multi-stage single-stage throttle device, throttle plate, throttle lever high temperature, metal bellows, creeping inflation measurement points, flow measurement devices, throttling throttling device, cover type snorkel, mask-type ventilation cap, suction tube speaker, suction tube speaker stand , rotary blocking panels