Butterfly Valve DF DN250 PN10

Double flange type - bare stem
Item No.
M34741
Details
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
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Product Group 732701
Material Body Nodular Cast Iron, GGG40
Min temperature -30°C
Remark Connection: PN10
Face To Face Standard EN 558, series 13
End Standard EN 1092-2
Design Code EN 593
Standard DIN
Application Cargo oil, Corrosive fluids, Flammable hydraulic oil, Fuel oil, Lubricating oil, Non-flammable hydraulic fluid
Size 250
Material Seat FPM/FKM
Material Disc Aluminium Bronze
Pressure Rating PN10
End Type Double flange
Sub Category BUTTERFLY
Item Number M34741
Category Valve
Inspection Standard EN 12266
Top Flange Standard ISO 5211 - F10
Variant Bare stem
Max temperature +180°C
Partslist and details
PARTSLIST
No Part Material Code
1 Body Nodular Cast Iron GGG40
2 Disc Aluminium Bronze
3 Seat FPM/FKM max working temp. 180°C
4 Stem Stainless Steel 1.4401
5 Pin Duplex Stainless Steel 1.4462



DETAILS
DN Pressure Rating Id nxdd Hcd Ø D L Kg H1 Ø D2 H2 S H3
250 10 12x23 340 405 165 40 203 125 245 22 30