液控单向插装阀。如果在控制盖板上接一个二位三通液动换向阀来变换X口的压力，即成为液控单向阀，如图3所示。若X处无液压作用，则处于图示位置，当pA＞pB时，A、B导通，A流向B；当pB＞pA时，A、B不通。若K`处有液压作用，则二位三通液控阀换向，使X口接油箱，A与B相通，油的流向视A、B点的压力大小而定。
台湾WILSHEN伟圣远程控制溢流阀
DG系列远程控制溢流阀部分型号：
DG-01-1-31 DT-01-1-31
DG-01-2-31 DT-01-2-31
DG-01-3-31 DT-01-3-31
台湾WILSHEN伟圣电磁控制节流阀
SF系列电磁控制节流阀部分型号：
SF-G06-ETV SF-G10-ETV
SDF-G06-ETV SDF-G10-ETV
THF-G06-ETV THF-G10-ETV
SD-G06-ETV SD-G10-ETV
SFD-G06-ETV SFD-G10-ETV
SKF-G06-ETV
台湾WILSHEN伟圣单向节流阀
SBC系列单向节流阀部分型号：
SBCG-03-10 SBCT-03-10
SBCG-04-10 SBCT-04-10
SBCG-06-10 SBCT-06-10
SBCG-10-10 SBCT-10-10
台湾WILSHEN伟圣节流阀
SR系列节流阀部分型号：
SRG-03-10 SRT-03-10
SRG-06-10 SRT-06-10
SRG-10-10 SRT-10-10
台湾WILSHEN伟圣手动换向阀
DMT系列手动换向阀部分型号：
DMT-03-3C2 DMT-03-3D2
DMT-03-3C3 DMT-03-3D3
DMT-03-3C4 DMT-03-3D4
DMT-03-3C5 DMT-03-3D5
DMT-03-3C6 DMT-03-3D6
DMT-03-3C60 DMT-03-3D60
DMT-04-3C2 DMT-04-3D2
DMT-04-3C3 DMT-04-3D3
DMT-04-3C4 DMT-04-3D4
DMT-04-3C40 DMT-04-3D40
DMT-04-3C5 DMT-04-3D5
DMT-04-3C6 DMT-04-3D6
DMT-04-3C60 DMT-04-3D60
DMT-06-3C2 DMT-06-3D2
DMT-06-3C3 DMT-06-3D3
DMT-06-3C4 DMT-06-3D4
DMT-06-3C5 DMT-06-3D5
DMT-06-3C6 DMT-06-3D6
DMT-10-3C2 DMT-10-3D2
DMT-10-3C3 DMT-10-3D3
DMT-10-3C4 DMT-10-3D4
DMT-10-3C5 DMT-10-3D5
DMT-10-3C6 DMT-10-3D6
DMT-10-3C60 DMT-10-3D60
DMG-03-3C2 DMG-03-3D2
DMG-03-3C3 DMG-03-3D3
DMG-03-3C4 DMG-03-3D4
DMG-03-3C5 DMG-03-3D5
DMG-03-3C6 DMG-03-3D6
DMG-03-3C60 DMG-03-3D60
台湾WILSHEN伟圣凸输行程换向阀
DCG系列凸输行程换向阀部分型号：
DCG-02-2BC-10-R DCG-02-2BO-10-R
DCG-02-2BC-10-S DCG-02-2BO-10-S
DCG-02-2BC-10-Y DCG-02-2BO-10-Y
DCG-02-2B2-20-R DCG-02-2B2S-20-R
DCG-02-2B2-20-S DCG-02-2B2S-20-S
DCG-02-2B2-20-Y DCG-02-2B2S-20-Y
台湾WILSHEN伟圣满油阀
PF系列满油阀部分型号：
PF-50-20-FPT PF-80-20-FPT PF-90-20-FPT
PF-100-20-FPT PF-125-20-FPT PF-150-20-FPT
PF-50-20-FT PF-80-20-FT PF-90-20-FT
PF-100-20-FT PF-125-20-FT PF-150-20-FT
PF-50-20-FP PF-80-20-FP PF-90-20-FP
PF-100-20-FP PF-125-20-FP PF-150-20-FP
台湾WILSHEN伟圣单向阀
CPD系列释压型液控单向阀部分型号：
CPDG-03-05-E-10-FPT CPDT-03-05-E-10-FPT CPDF-03-05-E-10-FPT
CPDG-06-05-E-10-FPT CPDT-06-05-E-10-FPT CPDF-06-05-E-10-FPT
CPDG-10-05-E-10-FPT CPDT-10-05-E-10-FPT CPDF-10-05-E-10-FPT
CPDG-03-50-E-10-FPT CPDT-03-50-E-10-FPT CPDF-03-50-E-10-FPT
CPDG-06-50-E-10-FPT CPDT-06-50-E-10-FPT CPDF-06-50-E-10-FPT
CPDG-10-50-E-10-FPT CPDT-10-50-E-10-FPT CPDF-10-50-E-10-FPT
单向插装阀。如图2所示，将X口与A或B连通，即成为单向阀。连通方法不同，其导通方向也不同。前者pA＞pB时，锥阀关闭，A与B不通；pB＞pA且达到开启压力时，锥阀打开，油从B流向A。后者可类似分析得出结论。