




€3,484.00/ pieceexcl. VAT
€4,215.64incl. VAT
Estimated delivery date - 01/12/2026Live Order Tracking
Pick Your Delivery Date
Free Delivery from € 150
Brand | BURKERT |
Series | 2012 |
Type | 31098 |
Function | Two-way valve |
Norm | EN (DIN) |
Construction type | Straight |
Housing material | Stainless steel |
Material quality | 1.4404 |
Process connection | Flange |
Size process connection | DN80 |
Connection size | DN80 |
Standard connection | EN 1092-1 |
Pressure rating | PN25 |
Flange finish | Raised face |
Face to Face norm | EN 558, Series 1 |
Face to Face length | 310 mm |
Type of disc | Fixed disc |
Kv value | 110 m³/h |
Closing pressure | 12.5 bar |
Actuation | Pressure below the valve |
Actuator | J225 |
Type of actuator | Pneumatic piston |
Type of drive | Single acting |
Function actuator | Spring closing |
Diameter pneumatic actuator | 225 |
Pilot pressure | 3.3 - 6 bar |
Connection operation | 1/4" (8) internal thread (BSPP) |
End contacts | None |
Position indicator | Yes |
Stem seal type | Roof cuffs |
Primary spindle seal material | PTFE |
Material disk sealing | PTFE |
Material disc | 1.4401 |
Seat material | Stainless steel 316 Ti (1.4571) |
Spindle material | 1.4401 |
Material bonnet | 1.4401 |
Bonnet gasket material | PTFE |
Actuator material | PA |
Explosion-proof | Yes |
Explosion-proof | Ex h |
Ex-class | II 2G Ex h IIC T4 Gb / II 2D Ex h IIIC T135 °C Db |
ATEX Zone | Zone 1 / 21 |
Max. viscosity | 600 mm²/s |
Medium temperature | from -10 to 185 °C |
Ambient temperature | from -10 to 50 °C |
DN | DN80 |
Actuator | J225 |
A | 200 mm |
c | 1/4" BSP |
ØD | 261 mm |
H | 494 mm |
L | 310 mm |