BUTTERFLY VALVES
(BTA)
Lightweight butterfly valves for solids
Lightweight. Frame in aluminium casting. WAFER type. Used as a dust tight enclosure for filters and hoppers where the pressure is lower than 0,2 bar.
Options:
- Position detectors.
Technical Data sheet 
Download data sheet
Download data sheet
- Available diameters: 150, 200, 250, 300, 350,400
- Construction type: WAFER (between flanges)
- Drill norm: See especifications
- · Construction material
- Frame: Aluminium casting
- Disc: St-37, Aisi-304, Aisi-316
- Seal: EPDM
- Temperatures: From -25º C to +110º C
- Shaft sealing: Bushings
- Drive type: Manual adjustable, pneumatic ...
- Pressure Max: 0,2 Bar
- Tightness: According to norm DIN EN 12266:2003
- Hardening treatment: Hard chromium in disc
ATEX cert.:
· Internal: II 3G/D (Zone 22)
· External: II 3G/D (Zone 22)