The disc fixes a shaft spin here with the valve close or open. Leak tightness is provided between disc and seal.

Advantages;

Minimal loss of pressure
Easy to opening and closing
Good leak tightness
Compact design

Easy movement of the disk should be controlled during the assembling
Horizontal assembling should be preferred above DN300

Material Structure:
Body: GG25 Cast iron
Disc: Nickel coated ductile iron

Connection:
Wafer type

Nominal Diameter:

DN25 (1”) - DN600 (24”)

Working Pressure:
Up to 16 bars

Temperature Ratings:
-10ºC to 130ºC

Typical Applications:
Heating air-conditioning systems
Water purification system
Mining industry
Shipbuilding
Chemical industry
Food industry
Oil and gas industry
Fire extinguishing system