The Buttweld type is mainly used in over ground pipeline construction. This version without flange connections significantly reduces the risk of undetected leaks.
For detailed product information, the technical data sheet is available on request.
BUTTERFLY BUTTWELD VALVE 4 OFFSET
ON-SITE MAINTENANCE
QUADAX
Range: DN80-1000 And Larger
Pressure: PN160 bar
Maximum temperature: -270ºC / +800ºC
The Buttweld type is mainly used in over ground pipeline construction. This version without flange connections significantly reduces the risk of undetected leaks.
Body Details
| butterfly valve: bare shaft | pressure range: PN 0-160 bar |
| orifice: DN 80-1000 mm | connection: BUTTWELD ENDS |
| body materials: | carbon steel, stainless steel, special material, (duplex, Inconel, bronze) |
| valve seat materials: | Inconel, others on request
|
| seal materials: | graphite / stainless steel, Inconel, stainless steel, PTFE |
| Ports | Buttweld | PN 10 / 16 / 25 / 40 / 63 / 100 / 160 |
| ANSI 150 / 300 / 600 / 900 | ||
| Function | NC / NO / DA | depending upon actuator |
| Pressure range | body pressure
△p standard shaft △p optional shaft |
0 to 160 bar
52 bar in both directions 100 bar in both directions |
| Kv value | m³/h | see table |
| Leakage rate | 1 DIN 3230
A DIN EN 12266 BS 6364 Fire safe |
|
| Flow direction | A → B | as marked |
| Switching time | s | DN/100 |
| Process- and outside temperature | standard
with special materials |
-10 °C to +450 °C (-14 °F up to 842 °F)
-270 °C to +800 °C (-454 °F up to 1472 °F) |
| Limit switches | option | |
| Approvals | PED / Fire safe / BAM / TA Luft / ATEX ect. | |
| Weight | kg | see table |
| additional equipment | upon request | |
For detailed product information, the technical data sheet is available on request.