Cast Iron  / Ductile Iron Butterfly Valve, Resilient Seated without Pin
Design to comply with MSS SP-67, BS5155, and API 609
Compatible with ANSI, DIN, and JIS flanges
Size range: handles (11/2 to 12 inches), manual gear operators (11/2 to 48 inches)
Pressure: from PN0.6mPa to PN1.6mPa
Medium: acids, alkalies, and salts
Body materials: cast iron, ductile iron, stainless steel and carbon steel (A216 WCB)
Disc: ductile iron (with nickel-plated or nylon-coated), SS 304, 304L, 316, 316L
Seat: EPD,. NBR, VITON, PTFE, NEOPRENE
Shafts: SS410 and SS416
Pin: SS316
O-ring: NBR, EPDM, neoprene, and Viton
Bushing: PTFE, nylon, and lubricated bronze