Butterfly Valve Lug Style Body Material Polypropylene Max Water Pressure 150 psi Pipe Size 6 in Temp Range 32 Degrees to 250 Degrees F Liner Material FPM Disc Material Glass Filled Polypropylene Handle Type Lever Number of Bolt Holes 8 Bolt Circle Dia 9 1/2 in Lug Dia 7/8 in Standards ISO 5211 ASTM D4101 Cell Class 85580