YX741X（H104X）活塞式可调减压稳压阀

HDZ744XHDZ744X智能自控阀

BFDZ701X-16CBFDZ701X-16C液力自动阀

HC44XHC44X（SFCV）橡胶瓣止回阀

SCVXSCVX型对夹式*止回阀

DRVZDRVZ*止回阀

HC42XHC42X*止回阀

H647H647微阻快闭蝶式止回阀

H47XH47X/HH47X/HDH47X/HH47H蝶式缓冲止回阀

HH48XHH48X微阻缓闭蝶式止回阀

HH44XHH44X微阻缓闭止回阀

DY30AXDY30AX缓开缓闭低水损止回阀