KSB Pneumatic Butterfly Valve BOAX-B 3G6K6GKStructural Features

ISO5211 top flange with square drive suitable for direct actuator mounting
Stem anti-blowout design ensures safety for on-site use
Dust seal prevents moisture ingress into the valve shaft area
Multi-standard mounting holes compatible with EN1092 PN10, PN16, ASME B16.5 CLASS150, JIS B2239 10K, 16K, BS 10 Table D, Table E
Suitable for full pressure and full vacuum service due to the back-seated seat design
Valve disc-to-stem connection without pins or bolts
No flange gasket required
No risk of valve damage when installed in the closed position
Bubble-tight shutoff at full pressure rating
Streamlined disc design for high flow capacity and sufficient strength
Plug with O-ring seal prevents leakage at the bottom stem

KSB Pneumatic Butterfly Valve BOAX-B 3G6K6GK Connection Standards
Nominal diameter DN40-DN2000
Working pressure 16bar for DN50-DN300, 10bar for DN350-DN2000
Flange standards DN50-DN300: EN1092 PN10/16, ASME B16.5 Class150, JIS B2239 10K/16K, BS10 Table D/E
DN350-DN2000: EN1092 PN10/16, ASME B16.5 Class150, BS10 Table D/E
Face-to-face dimensions EN558 Series 20, API 609 Table 1
Top flange ISO 5211
Seal test ISO 5208 Category 3, API 598 Table 5
Temperature range -15°C to +180°C (depending on pressure, medium, and material)
Actuation options Handwheel, gearbox, pneumatic actuator, electric actuator