Product Description Model NO.: H61 Connection Form: Thread Pressure: Ordinary Pressure Sealing Form: Metal Standard: ANSI Characteristic: Forged Swing Check Valve Pre-Temp. Rating: Asme B16.34 Ends Connection: Sw, Bw, NPT, RF, Rtj Certificate 1: Dnv CE 0575 Certificate 3: API 600 Trademark: VATAC or OEM Origin: China Material: Carbon Steel Structure: Swing Function: Ddcv Double Lobe, Nrvr Silence, Sfcv Rubber Lobe, Nrvz Silence, Nrvg Silence Flow Direction: Reversing Application: Industrial Usage, Water Industrial Usage, Household Usage Design & Manufacture: Asme B16.34, Mss-Sp-118 Face to Face: Asme B16.10 Inspect & Test: API 598 Certificate 2: ISO 9001: 2008 Certificate 4: API 6D Specification: API 6D, BS1868, DIN3202, ISO HS Code: 8481804090

Thread NPT and Welding SW/BW Forged Swing Check Valve Conform to ASME B16.34, and MSS-SP-118  They are tested according to API 598, and marked as per MSS SP-25   1. Construction is as follows:    

- Full Port or Standard Port

- Piston Check

- Ball Check

- Swing Check

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

- Spring available on request

- Socket Weld Ends to ASME B16.11

- Butt Weld Ends to ASME B16.25

- Screwed Ends to ANSI/ASME B1.20.1

- Flanged Ends to ASME B16.5

     2. Main Part & Materials

Part Names	Part Materials
Body	A105	LF2	F22	F304	F316	F304L	F316L	B62
Bonnet	A105	LF2	F22	F304	F316	F304L	F316L	B62
Disc/Ball/Wedge	A105	SS304	F22	F304	F316	F304L	F316L	B62
Stem	A105	F304	F6a	F304	F316	F304L	F316L	B62
Seat/Seat Ring	13%Cr	SS304	13%Cr	F304	F316	F304L	F316L	B62
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
PN6~PN420, CLASS150~CLASS2500

4. Normal Size Range
DN15~DN50, 1/2"~2" 

OUR ADVANTAGE


FOUNDRY - CASTING * FORGING 




               

       

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