World-Class Engineered Thermoplastic Valves

Valves

Wafer Check Valves

(1 1/2" - 12")

  • Low Cost
  • Compact and light weight. Requires little space in piping system
  • Economic - Simple and durable construction
  • Easy Installation - Wafer body fits between standard ansi flanges
  • Body Construction - Light weight, chemical resistant, non Corrosive
  • Verticle or Horizontal operation
  • Available with 316 SS Spring Assist
Wafer Check Valves Diagram

Materials of Construction

ITEM PARTS PCS MATERIALS
1 Body 1 PVC, PP, CPVC, PVDF
2 Flapper 1 PVC, PP, CPVC, PVDF
3 Flapper Mounting Screw 1 PP
4 O'Ring 1 Epdm, VITON®
5 O'Ring 1 Epdm, VITON®
6 Installation Device 1 SS 316

VITON® is a trademark of DuPont Performance Elastomers

Ansi Dimensions

Nom. Size DN-Inch D1 D3 P L H Test Pressure (PSI) Working Press (PSI)
1 1/2" 0.89 3.76 1.38 0.63 0.99 217 145
2" 1.26 4.30 1.77 0.79 1.80 217 145
2 1/2" 1.57 5.12 2.36 0.79 2.00 217 145
3" 2.13 5.71 2.83 0.79 2.90 217 145
4" 2.76 6.45 3.54 0.87 3.60 217 145
5" 3.64 7.72 4.28 0.87 3.77 217 145
6" 4.4 8.66 5.19 1.02 5.80 217 145
8" 5.9 10.82 6.93 1.38 7.50 217 145
10" 7.48 12.99 8.74 1.57 9.00 130 87
12" 8.62 14.96 10.23 1.77 10.20 130 87

Testing performed on PVC/EPDM valves at 73°F water temperature, non-shock.

Wafer Check Valve

Design Specifications

Body & Flapper

PVC, ASTM D-1784
PP, ASTM D-4101
PVDF, ASTM D-3222

Flapper Mounting Screw

PP, ASTM D-4101

Seals (o'rings)

EPDM, Ethylene Propylene Diene Monomer
Fluorocarbon. Viton® (DuPont Performance Elastomers)

Installation Device

316 Stainless Steel

Connection

Wafer style to fit between ANSI B16.5 Class 150 Flanges

Options

316 SS Spring Assist
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