Dual Plate Check Valve can can meet various standards such as API, JIS, BS, DIN, ISO…
Design:API 594\BS5155\EN593\GB/T12238
Flange End:ASME B16.1 CLASS 125\ASME B16.5 CLASS 150\ASME B16.47\BS EN 1092 PN6/PN10/PN16\JIS B 2220 5K/10K/16K\BS 10 Table D/Table E
Inspection:API598\EN12266-1\ISO5208
Size Range:DN50-DN1200/2”-48”
Temperature:-40℃ to +200℃ (Depending on pressure, medium and material)
Medium:freshwater\ sewage\seawater\air\vapor\food\oils\medicine\ alcohol\salt
BODY:CI, DI, WCB, WCC, LCB, LCC, CF8, CF8M, CF3, CF3M, C95400, C95800, SAF2205, SAF2507, F51, 1.4529
SEAT:BUNA-N, NBR, EPDM, HYPALON, NEOPRENE, VITON, FKM, NATURAL RUBBER
DISC:CF8, 304, CF3, 304L CF8M, 316, CF3M, 316L, SAF2205, SAF2507, F51,
1.4529, C95400, C95500, C95800, MONEL
Pin:F410, F420, F430, F431, F304, F316, MONEL 400, MONEL K500
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Main Features :
Dual Flap Wafer Check Valve is designed to operate with the minimum of flow restriction.
The twin spring loaded half disc operate with the pipeline flow and reseal back against the rubber disc seating providing a positive shut off against any back flow . The resilient seating prevent a slamming action.Check Valves offer greater flexibility and low cost in most piping systems and moreover,of its light weight , it is so convenient to install and has smaller face to face dimension than conventional swing check valve.