KSB BOA-RVK DN20 PN6-16 Lift check valve, disk steel

KSB BOA-RVK DN20 PN6-16 Lift check valve, disk steel
Highly reliable function as plate is accurately guided by three guide pins (up to DN 100). Integrally cast centring aid for easy installation. Low maintenance requirements due to corrosion-proof body made of brass (DN 15-100) and spring made of stainless steel (all nominal sizes). Lift check valve to DIN/EN with wafer-type body, centring aided by the body shape, shut-off by spring-loaded plate or valve disc guided by three stainless steel guiding pins. Low-noise designs with plastic plate (DN 15 - 100) or valve disc with O-ring (DN 125 - 200), maintenance-free.

Areas of application:
• equipment for industry and heating
• liquids, gases and vapors
• hot water heating system according to DIN 4751
• hot water heating system according to DIN 4752
• heat transfer device DIN 4754 (only PN 6/10/16)
• Restrictions on relevant technical standards and regulations may need to be taken into account
• Not suitable for media that attacks used materials. • Other media on demand

Design:
• intermediate flange check valve
• sealing by means of a plate, loaded by a spring or a cone guided through the guide pins
• centering aid, body part
• asbestos-free, CFC-free and PCB-free
• short construction length EN 558-1 / 49 (formerly: DIN 3202/3 K4)