GEMÜ D457

The GEMÜ D457 soft seated butterfly valve is manually operated. It has a metal hand lever or gearbox depending on customer requirements. The butterfly valve is available in nominal sizes DN 50–300 and has a wafer body version. The hand lever can be adjusted in seven positions (each at 55°) and is equipped with a hole for fitting a safety lock to prevent unwanted changes in position.

• Low weight
• Corrosion resistant plastic body
• Disc outlet dimension designed on plastic piping
• Lockable hand lever made of plastic with latch positions
• UV resistant
• Low torque

• Media temperature :5 to 90 °C
• Ambient temperature:-20 to 60 °C
• Operating pressure :0 to 10 bar
• Nominal sizes:DN 50 to 300
• Body configurations:Wafer
• Connection standards:ANSI | EN | JIS
• Body materials:PP, reinforced
• Liner materials:EPDM | FKM
• Disc materials:PP-H | PVC-C | PVC-U
• Conformities:EAC