Marine industry, Water supply and drainage, fire fighting, shipbuilding, water treatment and other systems, DN50 to D600, NBR/EPDM/VITON, Certificates & Approvals: DNV-GL, Lloyds, DNV, ABS, BV, Standards: EN 593, API609
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Single-disc swing check valve (TH-CKV-SDS)
Area of application
Marine industry, Water supply and drainage, fire fighting, shipbuilding, water treatment and other systems
Data sheet of Single-disc swing check valve
Type: | Wafer, single disc |
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Size & Connections: | DN50 to D600 |
Medium: | Air, Inert Gas, Oil, Seawater, Waste water, Water |
Materials: | Cast Iron / Ductile Iron/ Carbon Steel / Stainless Steel / Alu Bronze |
Pressure Rating: | PN10, PN16 |
Temperature: | -30°C to 200°C |
Seat/Lining: | Replaceable Liner / Bonded Liner NBR/EPDM/VITON |
Certificates & Approvals: | DNV-GL, Lloyds, DNV, ABS, BV Type Approval 3.1 & 3.2 Cert (on request) |
Standards
- Design and Manufacture Conform to API 6D
- Dimensions Conform to ANSI B16.5
- Face to Face dimensions Conform to API 6D
- Testing Conform to API598
Material of Single-disc Swing check valve Parts
Part name | Material |
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Body | ASTM A182 F304 A216 WCB |
Disc / Plate | ASTM A182 F304 A216 WCB A536 65-45-12 |
Shaft / stem | SS431/SS420/SS410/SS304 |
Seat / lining | NBR/EPDM/VITON |
Bolts | Carbon steel |
Nuts | Stainless steel |
Spring | SS304/SS306 |
Sing-disc swing check valve features
- The structure length is short, its structure length is only 1/4~1/8 of the traditional flange check valve
- Small size, light weight, its weight is only 1/4~1/20 of the traditional flange check valve
- The valve disc closes quickly and the water hammer pressure is small
- Both horizontal and vertical pipes can be used, easy to install
- Smooth flow channel, fluid resistance is small
- Sensitive action and good sealing performance
- Short disctravel, low valve closing impact
- The overall structureis simple and compact, beautiful appearance
- Long service lifetime and high reliability