Resilient seated butterfly valves,wafer type,lined with rubber sleeve.
Centric shaft position,100% bi-directional bubble tightness
Pinless disc design to prevent the leakage from the disc
Compact design and simple structure
Easy maintanance with replaceable parts
Function as isolation valve and flow regulating valve.
wide range of application and low cost.
Wafer type between flanges of various standard
NPS 1.5”-24” Mounted between flanges ANSI B16.1,ASME B16.5
Diameter 40mm – 600 mm between flanges EN1092 PN10,PN16,PN25
Design standard: API 609, BS EN 593, MSS SP-67.
Face-to-Face dimension: API 609, ISO 5752, BS EN 558, BS 5155, MS SP-67.
Lever / worm gearbox operator / electric operator / pneumatic operator
Working Pressure: PN10/16/25,Class125/150
NORTECH is one of the leading China Resilient seated Butterfly Valve wafer type Manufacturer & Supplier.