Double double eccentric hard seal butterfly valve
- Beijing Haolifa Valve Group Co., Ltd
- product brand:HAOLIFA
- رقم الكشك：E1A15
- product specification:
- product category:制冷和空调设备的安装材料和设备-阀门-
- product introduction:Double eccentric hard seal butterfly valve, light torque, long life, stable performance, zero leakage 350,000 times, no change in torque; Unique wedge and pin connection, and high-precision size requirements, so that each part has interchangeability; Patented products, independent research and development
