自力式压差控制阀ZY47
type self-reliance type differential pressure control valves ZY47
公称通径 Nominal diameter: DN25~DN300
公称压力 Nominal pressure: PN1.0?2.5MPa
适用介质 Applicable medium:水、污水 Water,dirty water
适用温度 Applicable temperature: -10℃- 150℃