MAXI-GAS butterfly valves are specially designed and certified for industrial gas networks. Benefiting from 130 years of development and experience, they guarantee reliability, sealing and long life. Energy saving, 40% average increase in Kv compared with a valve with a single-piece through shaft. Temperature range: -20°C to 60°C Working pressure from DN32 to DN200: 10b CE and NF certification, design according to standard EN 593, EN 558+A1 base 20, sealing in accordance with standard EN 12266-Rate A SG cast iron butterfly EN JS1030 plus epoxy NBR seal Padlockable notched yellow aluminium lever with ergonomic design Plate standardised in accordance with EN ISO 5211 Epoxy-coated platinum body for excellent corrosion protection Non-ejectable shaft for optimal safety High neck for thermal insulation Recessed anti-seize neck Self-lubricating bearings for perfect guidance of the shaft and optimised torque Sleeve anchored in the body and floating mounting of the butterfly ensuring low and constant torque and a lasting seal Moulding and spherical machining of the sleeve/butterfly contact for a perfect seal Sleeve with bosses at shaft passages for a reinforced seal towards the exterior Secondary O-rings for additional security Connection EN 1092-1 and EN 1759-1PN10-PN16 up to diameter 200
