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Forged Stainless Steel Ss316L/Ss304L Butt Welded Check Valve
  • Forged Stainless Steel Ss316L/Ss304L Butt Welded Check Valve
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Basic Info

Model No.:  H41

Product Description Model NO.: H41 Connection Form: Thread Pressure: Low Pressure Sealing Form: Metal Seat Standard: ANSI Design & Manufacture: API 602, Asme B16.34 Face to Face: Asme B16.10 Inspect & Test: API 598 Certificate 2: ISO 9001: 2008 Certificate 4: API 6D Trademark: VATAC/VANGO or OEM Origin: China Material: Forged Steel Structure: Swing Function: Ddcv Double Lobe, Nrvr Silence, Sfcv Rubber Lobe, Nrvz Silence, Nrvg Silence Flow Direction: Bidirectional Application: Industrial Usage, Water Industrial Usage, Household Usage Pre-Temp. Rating: Asme B16.34 Ends Connection: Asme B16.11 B16.25 B16.5 Certificate 1: Dnv CE 0575 Certificate 3: API 600 Characteristic: Forged Stainless Steel Ss316L/Ss304L Butt Welded C Specification: API, ANSI, ASME, DIN, JIS, GB etc. HS Code: 84818010 Forged Stainless Steel SS316L/SS304L Butt Welded 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

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

 
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

 
Normal Pressure Rating
PN10~PN420, CLASS150~2500 

Normal Size Range
DN50~D750, 2"~30" 
 
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