Check Valves | univasvalves

wafer type check valves

Design: Wafer type as per DIN 3202/3 OR ISO 5752 Short

Valves as per BS 5155, API 609, AWWA C-504, OR MSS SP 67

Body & Disc: Construction with spring or without spring depending on the medium and application.

Sealing: Replaceable O rings on disc. Sealing O rings on the body can also be provided on request.

Tightness: Absolute bubble tight as per DIN 3230/3 BO-I. Valves can be provided as per different pressure ratings.

a. upto 300mm - seat-16 bar body-20 bar

b. 350 -600mm- seat- 10 bar body-14 bar

Mounting: Fitment between flanges as per DIN 2632/2633 - PN 10/16.

Valves suitable for fitment between flanges as per API, BS, ANSI B16.5, NFE29201, or any other standard can also be supplied.

MOC: Standard valves are available in CI/CS/CF8/CF8M/ALU/BRONZE/HASTALOY C/ MONEL etc, for body and disc combinations. We also supply valves with other exotic MOC's as per the specific requirement of a project.

Body and disc can be provided with different types of coatings, including nylon and tefflon. Sealing provided can also depend on the application, O rings of EPDM, NITRILE, TEFFLON, VITON, SILICON or Metal to Metal sealing are available.

Salient features:

a. Suitable for PN 6 to PN 100 (-60 deg to 400 deg cel)

b. High Kv values and hence low pressure drop

c. Space requirement is on 6% of conventional check valves