WGAM-20/10/100维拓斯VTOZ溢流阀***WGAM-32/10/100WGAM-32/10/210WGAM-32/10/350WGAM-32/11/100WGAM-32/11/210WGAM-32/11/350VTOZWGIR，WGIU型压力控制阀WGIU-10/10/50WGIU-10/10/100WGIU-10/10/210WGIU-10/11/50WGIU-10/11/100WGIU-10/11/210WGIR-10/10/50WGIR-10/10/100WGIRR-10/10/210WGIR-10/11/50WGIR-10/11/100WGIRR-10/11/210VTOZWQV-06型流量控制阀WQV-06/1WQV-06/6/VWQV-06/11WQV-06/16WQV-06/24/VVTOZWDP型单向阀苏州科士华机电设备有限公司WGAM-20/10/100维拓斯VTOZ溢流阀***图6.9YF型三节同心先导型溢流阀结构图(管式)[1]1—锥阀(PilotValve)(先导阀)；2—锥阀座(PoppetSeat)；3—阀盖(ValveCap)；4—阀体(ValveBody)；5—阻尼孔(Orifice)；6—主阀芯(MainSpool)；7—主阀座(MainValveSeat)；8—主阀弹簧(MainSpring)；9—调压(AdjustmentSpring)(先导阀)弹簧；10—调节螺钉；11—调节手轮。WDR-06/4WDR-10/4WDR-15/4WDR-25/4WDR-06WDR-10WDR-15WDR-25WGAM-20/10/100维拓斯VTOZ溢流阀***VTOZWHMP，WKM型叠加式溢流阀WHMP-011/50WHMP-012/50WHMP-013/50WHMP-014/50WHMP-015/50WHMP-011/100WHMP-012/100WHMP-013/100WHMP-014/100WHMP-015/100WGAM-20/10/100维拓斯VTOZ溢流阀***WHMP-011/210WHMP-012/210WHMP-013/210WHMP-014/210WHMP-015/210WHMP-011/350WHMP-012/350WHMP-013/350WHMP-014/350WHMP-015/350WGAM-20/10/100维拓斯VTOZ溢流阀***WKM-011/50WKM-012/50WKM-013/50WKM-014/50。WKM-015/50WKM-011/100WKM-012/100WKM-013/100WKM-014/100WKM-015/100WKM-011/210WKM-012/210WKM-013/210WKM-014/210WKM-015/210WKM-011/350WKM-012/350WKM-013/350WKM-014/350WKM-015/350)