API/DIN Cast or Forged Steel Axial Flow Check Valve with Flange Ends (HQ44X)

• Customization: Available
• Material: Cast Iron
• Connection Form: Flange
• Model NO.: HQ44X
• Structure: Axial Flow Type
• Pressure: Low Pressure
• Function: Ddcv Double Lobe, Nrvr Silence, Sfcv Rubber Lobe, Nrvz Silence, Nrvg Silence
• Sealing Form: Metal Seated
• Flow Direction: Unidirection
• Standard: DIN
• Application: Industrial Usage, Water Industrial Usage, Household Usage
• Characteristic: Axial Flow Check Valve
• Design & Manufacture: API 594, API 6D, Asme B16.34
• Pre-Temp. Rating: Asme B16.34
• Face to Face: Asme B16.10
• Ends Connection: RF,FF,Rtj
• Inspect & Test: API 598
• Certificate 1: Dnv CE 0575
• Certificate 2: ISO9001:2008
• Transport Package: Standard Sea Worthy or Air Worthy
• Specification: API 6D, BS1868, DIN3202, ISO
• Trademark: VATAC or OEM
• Origin: China
• HS Code: 84818040
• Production Capacity: 7000t Per Year

Product Description

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"