Design Features

Approvals: UL, FM. Conforms: AWWA C508. Face to Face Standard ASME B16.10. Flange Standard: ASME / ANSI 16.1 Class 125 or ASME / ANSI B16.42 Class 150 or BS EN1092-2 PN16 or GB / T9113.1. Applications: use both vertically and horizontally, use in one-way flow pipeline to prevent the water from back flow.

Industries

Building & Fire Fighting

Materials

Body: Ductile Iron, Spring: Stainless Steel 304, Plug: Steel 1045, Seat: C95400, Facing Seal: EPDM, Gasket: EPDM, Clapper: Stainless Steel 304, Camping Ring: Stainless Steel 304. Coating: epoxy coated interior & exterior by Electrostatic Spray or coating upon request.

Pressure and Temperature

Maximum Working Pressure: 300 Psi (Maximum Testing Pressure: 600 Psi), conforms UL 312 & FM class 1210. Working Temperature: 80°C / 176°F

Size

2″ up to 12″

Connection

Flange