Ductile iron H44X Rubber Disc Check Valve, Brand Name : shengfeng

H44x rubber disc check valve purpose:
the flap of this valve is coated with rubber on its outer layer and its switching duration can be up to 1 million times.and it is ,with the full-flow area design,features by small head loss,not easy piled-up of foreign matters and simple repair.suitable for the water supply and drainge system mounted in the pipeline or on the pump outlet,prevent both pump and pipeline from being damage due to medium's back-flow and water hammer.it can also be mounted on the by-pass pipe for water in and out of a reservoir to assist the water of the reservior to flow back to the water supply system.
Nominal pressure：1.0-1.6mpa
nominal diameter:50-600mm
applicable medium:water
applicable temperature:0-80℃
flanged standard:gbt 17241.6 gbt 9113
testing standard:gb13972 api1598
how to reach our factory：
by plane:
from beijing airport:240kms,3 hours by driving.
From tianjin airport:150kms, 2 hours by driving.
By train:
from beijing south railway station:224kms, 1 hours
from shanghai hongqiao railway station:1167kms, 4.5 hours
by car:
from cangzhouxi railway station:45kms, 40 minutes.