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Product Description
Model NO.: HQ44X Connection Form: Flange Pressure: Low Pressure Sealing Form: Metal Seated Standard: DIN Characteristic:
Axial Flow Check Valve Pre-Temp. Rating: Asme B16.34 Ends Connection: RF,FF,Rtj Certificate 1: Dnv CE 0575 Certificate 3: API 6D Trademark: VATAC or OEM Origin: China Material: Cast Iron Structure: Axial Flow Type Function: Ddcv Double Lobe, Nrvr Silence, Sfcv Rubber Lobe, Nrvz Silence, Nrvg Silence Flow Direction: Unidirection Application: Industrial Usage, Water Industrial Usage, Household Usage Design & Manufacture: API 594, API 6D, Asme B16.34 Face to Face: Asme B16.10 Inspect & Test: API 598 Certificate 2: ISO9001:2008 Certificate 4: API 600 Specification: API 6D, BS1868, DIN3202, ISO HS Code: 84818040 API/DIN Cast or Forged Steel Axial Flow
Check Valve with Flange Ends (HQ44X) Conform to 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:
- Axial Flow |
- With Spring |
- One Piece Body |
- Soft or Metal Seated |
- Nozzle Type |
- 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/A105 | LCB/LF2 | WC6/F22 | CF8/F304 | CF8M/F316 | CF3/F304L | CF3M/F316L | C83600/C95800 |
Bonnet | WCB/A105 | LCB/LF2 | WC6/F22 | CF8/F304 | CF8M/F316 | CF3/F304L | CF3M/F316L | C83600/C95800 |
Disc/Ball/Wedge | WCB/A105 | LCB/LF2 | WC6/F22 | CF8/F304 | CF8M/F316 | CF3/F304L | CF3M/F316L | 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, 1 1/2"~40"
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Product Categories : Check Valve > Non-slam & Axial Flow Check Valve