Specifications

Rubber Check Valve
1.special working theory
2.20 years export trading experience
3.used for sewage treatment system

Rubber Check Valve

 

•  be made in our company have been constantly receiving reputation not only at home but overseas.
• This valve is our special product ,and it is used for draining sewage .In such foreign countries  as Spain or America,it is usually named as duckmouth-shaped valve .We are continuously doing our best to make this valve more practical and more perfect .The valve can be matched with straight pipement ,flange pipe ,cement pipe .At the same time ,they may be widely used on the coast,seasands,reservoirs,and so on in order to dispose the sewage or to dredge the floods.Indeed,it is environmentally -friendly valve.

Cooperate pipe size DN	valve step(A)	pipeline touching (B)		Cooperate pipe size	valve step(A)	pipeline  touching (B)
1/2"~3/4"	15	15		10"	50	50
1"~1/4"	20	20		12"~14"	100	100
1-1/2~2-1/2	25	25		16"~20"	150	150
3"	40	40		24"~36"	200	200
4"	50	50		42"	250	250
6"	50	50		48"~60"	300	300
8"	50	50		72"	400	400