Fisher butterfly A11

​POSI-SEAL™ A11 is a high-performance butterfly valve featuring a keyed or square-end shaft for various on-off applications. A11 is available in NPS 3 through 24, CL600 (both keyed and square-end shafts), and NPS 30 through 48, CL150/150, CL150 and CL300. This valve is available in either a flangeless (wafer) style, or a single-flange (lugged style).

(a) Valve body sizes ANSI: NPS 3", 4", 6", 8", 10", 12", 14", 16", 18", 20", 24", 30", 36", 42", 48" inch
(b) Pressure Classes ANSI: CL150, 300, 600, 900, 1500 lbs
(c) Shaft Versatility
(d) Excellent Shutoff Integrity
(e) Excellent Emissions Capabilities— The optional ENVIRO-SEAL™ packing systems, are designed with very smooth shaft surfaces and live-loading to provide improved sealing, guiding, and loading force transmission. The seal of the ENVIRO-SEAL system can control emissions to below 100 ppm (parts per million).
(f) Sour Service Capability
(g) High-Temperature/Cryogenic Capabilities— Optional valve constructions allow this valve to meet both high-temperature and cryogenic applications.
(h) Easy Installation
(i) Reliable Flange Gasketing Surface
(j) True Bidirectional Shutoff Performance
(k) Ease of Maintenance

Contacts

Magnus Dahlén
+4654579226
Joachim Nyqvist
+4654579217
Joakim Karlsson
+4654579216
Jukka Haikala
+358207416202
Kim Larsen
+4570701275
Satu Mäkelä
+358207416207
Erik Rune
+4654579231
Anna Oldmark
+4654579240

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