Specification Details

• Design Std:EN 1074, EN593
• Size:DN25--DN300
• Micro-finishing of disc and steam
• Pressure Rating: PN10,PN16
• Seat: NBR,EPDM, VITON,PTFE,NEOPRENE
• Face to Face: EN 558-1 Series 20 -(former DIN 3202-K1)
• Pressure Testing:DIN EN593/DIN EN12266-1
• Top Mounting Flange: ISO 5211
• Working temperature: EPDM from -40°C to +135°C ; NBR from -23°C to +82°C; VITON from -26°C to +230°C; PTFE from -25°C to +150°C

Valve Description 
Ductile iron L ed Butterfly Valve with concentric disc, seal on body design. Designed and manufactured in accordance with DIN EN 593 . Bi-directional bubble tight seal, vulcanised seat, suitable for vacuum applications. High strength one-piece shaft, suitable for high repetition actuation