節(jié)流閥前、后的壓力分別引到減壓閥閥芯右、左兩端，當負載壓力增大，于是作用在減壓閥芯左端的液壓力增大，閥芯右移，減壓口加大，壓降減小，從而使節(jié)流閥的壓差保持不變；反之亦然。這樣就是調速閥的流量恒定不變（不受負載影響）。調速閥也可以設計成先節(jié)流后減壓的結構。

AMF-20A,AMF-20直角式脈沖閥脈沖閥廠家,wena電磁脈沖閥

AMF-25,AMF-40,AMF-65直角式脈沖閥脈沖閥廠家,wena電磁脈沖閥

DCF-2L-B直角式脈沖閥脈沖閥廠家,wena電磁脈沖閥

DCF-Z-20,DCF-Z-25直角式脈沖閥脈沖閥廠家,wena電磁脈沖閥

DCF-Z-40,DCF-Z-40S直角式脈沖閥脈沖閥廠家,wena電磁脈沖閥

DCF-Z-50S,DCF-Z-62S直角式脈沖閥,脈沖閥廠家,wena電磁脈沖閥

DCF-Z-76S直角式脈沖閥,脈沖閥廠家,wena電磁脈沖閥

MCF-65B直角式脈沖閥,脈沖閥廠家,wena電磁脈沖閥

DMF-Z-20,SMF-Z-20直角式脈沖閥,脈沖閥廠家,wena電磁脈沖閥

DMF-Z-2,DMF-Z-25S,SMF-Z-25直角式脈沖閥,脈沖閥廠家,wena電磁脈沖閥

DMF-Z-40S,SMF-Z-40S直角式脈沖閥,脈沖閥廠家,wena電磁脈沖閥

DMF-Z-50S,SMF-Z-50S直角式脈沖閥,脈沖閥廠家,wena電磁脈沖閥

DMF-Z-62S,DMF-Z-65S直角式脈沖閥,脈沖閥廠家,wena電磁脈沖閥

DMF-Z-76S直角式脈沖閥,脈沖閥廠家,wena電磁脈沖閥

DMF-2L-B直角式脈沖閥,脈沖閥廠家,wena電磁脈沖閥

AMF-20B直角式脈沖閥,脈沖閥廠家,wena電磁脈沖閥

SCG353A043,SCG353A044直角式脈沖閥,脈沖閥廠家,wena電磁脈沖閥

SCG353A047,SCG353A051直角式脈沖閥,脈沖閥廠家,wena電磁脈沖閥

YMF-76,YMF-62,YMF-50淹沒式脈沖閥,脈,沖閥廠家,wena電磁脈沖閥

AYMF-76,DYM-89淹沒式脈沖閥,脈沖閥廠家,wena電磁脈沖閥

SP-75,SQP-75淹沒式脈沖閥,脈沖閥廠家,wena電磁脈沖閥

DCF-Y-40S淹沒式脈沖閥脈沖閥廠家,wena電磁脈沖閥