Butterfly Valve DF DN500 PN10

Double flange type - bare stem
Item No.
Nodular Cast Iron body, vulcanized liner double flange type butterfly valve with Aluminium Bronze disc. Centric free stem with standardized pattern for actuator mounting. Can handle negative pressure (vacuum), due to the meticulous vulcanization process.
More Information
More Information
Product Group 731701
Top Flange Standard ISO 5211 - F14
Design Code EN 593
End Standard EN 1092-2
Face To Face Standard EN 558, series 13
Inspection Standard EN 12266
Category Valve
Item Number M34716
Sub Category BUTTERFLY
End Type Double flange
Pressure Rating PN10
Material Body Nodular Cast Iron, GGG40
Material Disc Aluminium Bronze
Material Seat EPDM
Size 500
Application Boiler feedwater, Condensate, Sea water, Water
Standard DIN
Remark Connection: PN10
Min temperature -20°C
Max temperature +100°C
Variant Bare stem
Partslist and details
No Part Material Code
1 Body Nodular Cast Iron GGG40
2 Disc Aluminium Bronze
3 Seat EPDM max working temp. 100°C
4 Stem Stainless Steel 1.4057
5 Pin Duplex Stainless Steel 1.4462

DN Pressure Rating Id nxdd Hcd Ø D L Kg H1 Ø D2 H2 S H3
500 10 20x28 620 670 229 170 379 175 415 36 38