Cast Steel CF8/CF8m/CF3/CF3m RF Flange Lift Check Valve

• Material: Stainless Steel
• Connection Form: Flange
• Structure: Elevated
• Pressure: Ordinary Pressure
• Function: Ddcv Double Lobe, Nrvr Silence, Sfcv Rubber Lobe, Nrvz Silence, Nrvg Silence
• Sealing Form: Metal
• Model NO.: H41H
• Flow Direction: Reversing
• Standard: ANSI
• Application: Industrial Usage, Water Industrial Usage, Household Usage
• Characteristic: Lift Check Valve
• Design & Manufacture: BS1868, API 6D, ASME B16.34
• Pre-Temp. Rating: ASME B16.10
• Ends Connection: ASME B16.25, ASME B16.5/16.47
• Inspect & Test: API 598
• Face to Face: ASME B16.10
• Certificate 1: Dnv CE 0575
• Certificate 2: ISO 9001: 2008
• Transport Package: Sea Worthy
• Specification: API, ANSI, ASME, DIN, JIS, GB etc.
• Trademark: VATAC
• Origin: China
• HS Code: 84818040
• Production Capacity: 6000ton Per Year

Product Description

Cast Steel CF8/CF8M/CF3/CF3M RF Flange Lift Check Valve

Conform to BS1873, and ASME B16.34.  They are tested according to API 598, and marked as per MSS SP-25
 
1. Construction is as follows:  

- Full Open, or Reduce Pore

- Piston Check

- Ball Check

- Swing Check

- Bolted Bonnet with spiral-would gasket, threaded and seal welded bonnet and threaded and pressure seal bonnet

- With or without counterweight

- Butt Weld Ends to ASME B16.25

- Flanged Ends to 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
Stem	F6a	F304	F6a	F304	F316	F304L	F316L	C83600/C95800
Seat/Seat Ring	13%Cr	SS304	13%Cr	SS304	SS316	SS304L	SS316L	C83600/C95800
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
DN50~DN700, 2"~30"