AVK ECCENTRIC PLUG VALVE, AS/NZS 4087 B5, PN16

Features

• Quarter turn with no shaft through the bore gives a quickly operated valve that is not clogged by stringy or fibrous objects in the water

• Seat in 95% nickel, welded on the cast body for corrosion protection and extended life time
• Round rubber bonnet gasket fits into a groove in the valve bonnet preventing it from being blown out by pressure surges
• Bonnet gasket and plug rubber in hydrocarbon resistant NBR according to EN681-1
• Bonnet bolts in stainless steel A4-70, encircled by the bonnet gasket and sealed with hot melt
• Fusion bonded epoxy coating to AS 4158, AS 4020 compliance approved, blue RAL5017
• V-type stem seal packing, easily adjustable during use
• Self-lubricating, stainless steel backed, PTFE coated, bronze bearings along with upper and lower bronze washers ensures consistently low operating torque
• Actuator mounting flange to ISO 5211
• Rectangular port opening, full port area
• Flange feet on large sizes for easy transport
• Seals from both directions up to 16 bar
• Plugs with integrated stems
• Plug stem extensions with zinc plating for corrosion protection
• Main stem seal and bearings are protected from particles and grit in the liquid by a triple lip integrated in the plug rubber coat pressing against the inside of the thrust bearing. Parallel to that an O-ring also seals the outside of the thrust bearing and the inside of the radial bearing