Multi Door Non Return Valve

DVPL Multi Door Non Return Valves conform to IS 5312, Part-2 standard for dimensions, materials of construction and constructional features, as per the need of the application. The doors of the Multi Door Non Return Valve are hinged on Diaphragm. Door Rings and Diaphragm Rings are precisely machined, Ground, Lapped to get required finish for achieving zero leak tightness.

Number of Doors are two for sizes 600 to 800mm, three for sizes 900 & 1000mm and four for sizes 1100 & 1200mm, For 2000mm eight doors design. By-pass arrangement is provided at specific requirement from customer, and the size of by-pass arrangement is referred from standard IS: 5312, Part-2.

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