Product Name: Concentric Lugged Butterfly Valve
Product Figure No.: Fig.2509
Product Pressure: PN16
Product Size: DN40 ~DN1200（DN50 ~ DN600 WRAS）
Product Standard: BS EN593, MSS SP-67, GB/T 12238
Flange Connection Standard: BS EN1092-2, GB/T17241.6
• Completely sealed in both directions-airtight grade.
• Valve plate has a precision-machined spherical sealing surface, which has low torque and long service life.
• Three self-lubricating bushings on the valve stem prevent the valve stem from deflecting.
• Scientific design with excellent flow characteristics and low-pressure loss.
• The valve has passed the sulfur dioxide corrosion resistance test and salt spray test.
• Can be installed in any direction.
• Maintenance-free.
• Silicone-free valves can be selected for special industries.
