Dual Plate Check Valve

PRODUCT RANGE

• Sizes NPS 2 to NPS 48

• Class 150 to Class 2500

MATERIALS

• Available in Casting (A216 WCB, WC6, WC9, A350 LCB, A351 CF8, CF8M, CF3, CF3M, A995 4A, A995 5A, A995 6A), Alloy 20, Monel, Inconel, Hastelloy

DESIGN STANDARD

· Design & manufacture according to API 594

· Face-to-face according to API 594, ASME B16.10

· End Connection according to ASME B16.5

· Test & inspection according to API 598

· Also available per NACE MR-0175, NACE MR-0103

Key Design Features:

• Retainerless body design with no external body penetrations eliminating the possibility of outside leakage. Disc assembly secured in place by high strength key.

• End gasket surfaces are uninterrupted with no screws or lock pins breaking the gasket surface. No gasket restrictions required.

• Seat faces lapped for smooth finish and superior sealing.

• High torsion inconel springs for quick closing.

• Each valve is shell and seat pressure tested per industry standard API 598.

• Available in Wafer, Lug and Double Flange styles.

Hot Tags: dual plate check valve, China, manufacturers, suppliers, factory, agricultural check valve, ferry check valve, aircraft check valve, lift check valve, gravity check valve, inline check valve