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Zhejiang Wanda Valve Co Limited
Country: China
DIN Cast Iron Wafer Butterfly Valve
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Design Std:EN 1074, EN593
Size:DN25--DN600
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
Cast iron wafer 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.
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