Butterfly Valve Lug Style Body Material Cast Iron Max Water Pressure 200 psi Pipe Size 6 in Temp Range 10 to 180 Degrees F Liner Material Buna Disc Material Nickel Plated Ductile Iron Handle Type Gear Operated Number of Bolt Holes 8 Bolt Circle Dia 9 1/2 in Lug Dia 3/4-10 Standards MSS-SP25 And API-609 MSS-SP67