Butterfly Valve DF DN350 PN10

Double flange type - bare stem
Item No.
M34728
Details
Nodular Cast Iron body, vulcanized liner double flange type butterfly valve with Stainless Steel disc. Centric free stem with standardized pattern for actuator mounting. Can handle negative pressure (vacuum), due to the meticulous vulcanization process.
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Product Group 731901
Material Body Nodular Cast Iron, GGG40
Min temperature -20°C
Remark Connection: PN10
Face To Face Standard EN 558, series 13
End Standard EN 1092-2
Design Code EN 593
Standard DIN
Application Boiler feedwater, Condensate, Sea water, Water
Size 350
Material Seat EPDM
Material Disc Stainless Steel, 316
Pressure Rating PN10
End Type Double flange
Sub Category BUTTERFLY
Item Number M34728
Category Valve
Inspection Standard EN 12266
Top Flange Standard ISO 5211 - F12
Variant Bare stem
Max temperature +100°C
Partslist and details
PARTSLIST
No Part Material Code
1 Body Nodular Cast Iron GGG40
2 Disc Stainless Steel 1.4408
3 Seat EPDM max working temp. 100°C
4 Stem Stainless Steel 1.4057
5 Pin Duplex Stainless Steel 1.4462



DETAILS
DN Pressure Rating Id nxdd Hcd Ø D L Kg H1 Ø D2 H2 S H3
350 10 16x23 460 505 190 80 288 150 315 27 30