Cast Iron or Stainless Steel Lug Dual Plate Wafer Check Valve

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Model NO.: H71
Flow Direction: Unidirection
Standard: ANSI
Application: Industrial Usage, Water Industrial Usage, Household Usage
Characteristic: Dual Plate Wafer Check Valve
Design & Manufacture: API 594, API 6D, Asme B16.34
Pre-Temp. Rating: Asme B16.34
Face to Face: API 594
Ends Connection: Asme B16.5/16.47
Inspect & Test: API 598
Certificate 1: Dnv CE 0575
Certificate 2: ISO 9001: 2008
Certificate 3: API 600
Certificate 4: API 6D
Trademark: VATAC or OEM
Transport Package: Standard Sea Worthy
Specification: API 6D, BS1868, DIN3202, ISO
Origin: China
HS Code: 84818040

Cast Iron or Stainless Steel Lug Dual Plate Wafer Check Valve
Cast Iron or Stainless Steel Lug Dual Plate Wafer 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"

5. Pictures

Final Inspection
Cast Iron or Stainless Steel Lug Dual Plate Wafer Check Valve
Shipment
Cast Iron or Stainless Steel Lug Dual Plate Wafer Check Valve
 

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