XH81 Rubber Sewage XH81 Rubber Sewage Check Valves

Rubber Sewage Check Valve's main type: 1. XH81 2. XH41 3. XH81A 4. XH41A

XH81,XH41,XH81A,XH41A Rubber Sewage Check  Valve (Duck--billed flexible check valve in Spain and Duck--billed Rubber Flat bill valve )is redesigned revolutionarily on the base of Spanish Ross valve company and American Red Valve company .Thanks for its further improvement ,the valve has greater intensity,toughness and tightness .What's more, the valve is free from any repair and maintenance in the view of having no movable parts.Matching with straight pipe ,flange pipe ,concrete pipe and glassy steel pipe,it can be widely used on  the seashore ,sand ,dock ,reserboir and municipal sewage treatment .As green environment friendly valve ,it can deal with the difficulty of obstruction by sand ,block, silt and so on.

 

 

 

 

 

                                                                                                                                              

 

Matching Pipeline Diameter	Valve Step (A)	Pipeline T ouching(B>)
1/2″~3/4″	15	15
1″~1--1/4″	20	20
1--1/2~2--1/2	25	25
3″	40	40
4″	50	50
6″	50	50
8″	50	50
10″	50	50
12″~14″	100	100
16″~20″	150	150
24″~36″	200	200
42″	250	250
48″~60″	300	300
72″	400	400

NOTE:DN800~1800(32″~72″)    double  hoops

 

 

 

 

 

XH81 Rubber Sewage XH81 Rubber Sewage Check Valves