Aluminum Butterfly Valve, Butterfly Valve Without Pin or No Pin Butterfly Valve 
Connection Type: Wafer Type
Operated Manner: Handle and Worm Gear Operated 
Design and Manufacture Standard: MSS SP-67, API609, EN593
Top Flange: ISO5211
Norminal Pressure:1.0-1.6MPa
Size: 40-500MM
Body Material: Aluminium
Disc: Ductile Iron Plated Nickel, Ductile Iron, Aluminium Bronze, Monel, Carbon Steel, ASTM A216-WCB, SS304, SS316
Stem: SS416, SS410, 2Cr13, SS304, SS316
Seat: NBR, EPDM, PTFE. Viton
Working Temperature:-10-130℃
Suitable Medium: Fresh Water, Sewage, Sea Sater, Air, Vapor, Food, Medicine, Oils, Alkalis, Salt etc.