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Cast Steel Body Wafer Type Dual Plate Check Valve
  • Cast Steel Body Wafer Type Dual Plate Check Valve
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Basic Info

Model No.:  H71

Product Description Model NO.: H71 Connection Form: Wafer Pressure: Ordinary Pressure Sealing Form: Gland Packings Globe Valve Standard: ANSI Characteristic: Dual Plate Wafer Check Valve Pre-Temp. Rating: Asme B16.34 Ends Connection: Asme B16.5/16.47 Certificate 1: Dnv CE 0575 Certificate 3: API 600 Trademark: VATAC/VANGO/OEM Origin: China Material: Cast Steel Structure: Swing Function: Ddcv Double Lobe, Nrvr Silence, Sfcv Rubber Lobe, Nrvz Silence, Nrvg Silence Flow Direction: Bidirectional Application: Industrial Usage, Water Industrial Usage, Household Usage Design & Manufacture: API 594, API 6D, Asme B16.34 Face to Face: API 594 Inspect & Test: API 598 Certificate 2: ISO 9001: 2008 Certificate 4: API 6D Specification: API, ANSI, ASME, BS, DIN, JIS, GB etc. HS Code: 84818010 Cast Steel Body Wafer Type Dual Plate Check Valve Conform to API 594, API 6D, and ASME B16.34.
They are tested according to API 598, and marked as per MSS SP-25.

1. Construction is as follows:
- Dual Plate
- With Spring
- Round, Full Lug or Double Flange
- Soft or Metal Seated
- Retainer or Retainer Less Design
- Wafer Ends to Suit for Flanged Ends(ASME B16.5 and B16.47 A/B)

2. Main Part & Materials
Part Names Part Materials
Body WCB LCB WC6 CF8 CF8M CF3 CF3M C83600/C95800
Bonnet WCB LCB WC6 CF8 CF8M CF3 CF3M C83600/C95800
Disc/Ball/Wedge WCB LCB WC6 CF8 CF8M CF3 CF3M C83600/C95800
Seat/Seat Ring 13%Cr SS304 13%Cr SS304 SS316 SS304L SS316L C83600/C95800
PTFE/NBR/EPDM/VITON
Packing Graphite/PTFE
Gasket SS304+Graphite/SS304+Graphite
Bolts/Nuts B7/2H L7/4 B16/4 B8/8 B8M/8M B8/8 B8M/8M B8M/8M
Suitable Medium W.O.G etc. HNO3, CH3OOH etc. Sea Water etc.
Suitable Temperature -29~425 °C -46~340 °C -46~340 °C -196~427 °C -196~427 °C -196~427 °C -196~427 °C -29~220 °C

3. Normal Pressure Rating
PN10~PN420, CLASS150~2500

4. Normal Size Range
DN40~DN1000, 11/2"~40"

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Product Categories : Wafer Check Valve > Dual Plate Check Valve