R & D Multiple’s Dual Plate Check Valves combine the best features with top class workmanship making them unique for any kind of waterworks applications. The clamped resilient seat on Body is a feature which combines high seal integrity & assurance against seal wash-off.
Independent spring action for each plate ensures that the spring twist is half compared to the conventional designs. This greatly enhances the life of the springs.
Considering features as above & many others, R & D Multiple’s Dual Plate Check Valves will give you the best in areas of Features, Workmanship, Initial & running costs. This is the best choice.
SALIENT FEATURES :
Clamped Resilient seal on valve Body. This seal is replaceable on site.
Independent spring action for each plate.
The pins are precisely & permanently centered in the valve body.
The shock dampers ensure that there is no undue load on the Stop Pin & that the spring twist also is maintained in limit.
‘Heeling effect’ for the plates provided to avoid rubbing of the seats near closure.
Wide choice of materials of construction available: Shell: C.I.S.G.I.WCB S.S. D2: Seats: Rubber with S.S. S.S. with S.S., pins: S.S.
Size Range: 50mm to 3000mm, Pressure Ratings: 6101624 Bar. (Class 150 Class125)
End connections: Flanged Wafer Lug Wafer.

R & D Multiple’s Dual Plate Check Valves combine the best features with top class workmanship making them unique for any kind of waterworks applications. The clamped resilient seat on Body is a feature which combines high seal integrity & assurance against seal wash-off.
Independent spring action for each plate ensures that the spring twist is half compared to the conventional designs. This greatly enhances the life of the springs.
Considering features as above & many others, R & D Multiple’s Dual Plate Check Valves will give you the best in areas of Features, Workmanship, Initial & running costs. This is the best choice.
SALIENT FEATURES :
Clamped Resilient seal on valve Body. This seal is replaceable on site.
Independent spring action for each plate.
The pins are precisely & permanently centered in the valve body.
The shock dampers ensure that there is no undue load on the Stop Pin & that the spring twist also is maintained in limit.
‘Heeling effect’ for the plates provided to avoid rubbing of the seats near closure.
Wide choice of materials of construction available: Shell: C.I.S.G.I.WCB S.S. D2: Seats: Rubber with S.S. S.S. with S.S., pins: S.S.
Size Range: 50mm to 3000mm, Pressure Ratings: 6101624 Bar. (Class 150 Class125)
End connections: Flanged Wafer Lug Wafer.