GXY-Z-20A,GXY-Y-25,GXY-Z-15,长管式脉冲阀
GXY-Z-20,GXY-Y-50S,GXY-Z-25,GXY-Y-62S,
GXY-Z-35,GXY-Y-76S,GXY-Z-40S,GXY-Y-89S,
GXY-Z-50S,GXY-Z-62S,GXY-Z-25DD,GXY-Z-25FS,
GXY-Z-76S,GXY-Z-45DD,GXY-Y-40S,GXY-Z-40FS,