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API Forged Steel Check Valve SW / NPT Small Size Metallic Seating Surface

Categories Swing Check Valve
Brand Name: Tengs Valve
Model Number: H11, H14
Certification: ISO, CE, API
Place of Origin: China
MOQ: 1 Pc
Price: Negotiable
Supply Ability: 1000 Pcs Per Month
Delivery Time: 15 Days
Packaging Details: Seaworthy Plywoods
Body Material: Forged Carbon Steel, Stainless Steel, Duplex Stainless Steel
Trim: 13Cr, Half Stellite / Full Stellite, SS304, SS316, DSS
Size: 1/2in - 2in
Pressure Rating: Class 800LB - 900LB - 1500LB - 2500LB
Actuator: Automatically
Connection Ends: SW (Socket Weld), Npt ,Screwed, Threaded
Disc Type: Swing Type, Lift Type, Ball Type
Other: OEM available
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API Forged Steel Check Valve SW / NPT Small Size Metallic Seating Surface

Api Forged Steel Check Valve Metal Seat HF Sw / Npt Non Return Valves Small Size


Description:

A check valve, clack valve, non-return valve, reflux valve, retention valve or one-way valve is a valve that normally allows fluid (liquid or gas) to flow through it in only one direction.


Quick Details:
1. Constructions: OS&Y, Bolted Bonnet, Welded Bonnet & Pressure Sealed Bonnet;
2. Full Port / Reduced Port
3. Size Range: 1/2" to 2".
4. Pressure Ratings: ANSI 800LB, 900LB, 1500LB & 2500LB
5. End Connections: Threaded (Npt), Flanged, Butt weld, Socket Weld (SW).
6. Materials Available in: A105, LF2, F5, F11, F22, F304, F316, F51 or Equivalent;

7. Various trim materials are available to suit different service conditions
8. NACE MR 0175 on request

9. Test and inspection: API598


Standards

Design and manafacture: BS5352

End connection size:

1) Socket-weld dimension: ANSI B16.11

2) Screw thread dimension: ANSI B1.20.1

3) Butt-welding dimension: ANSI B16.25

4) Flange end dimension: ANSI B16.5

Valve inspection and test: API598

Material according to ANSI/ASTM


Features:

1. Pressure-temperature Ratings for Carbon Steel
CL150-285P.S.I @100° F

CL300-740P.S.I @100° F

CL600-1480P.S.I @100° F

CL800-1975P.S.I @100° F

CL1500-3705P.S.I @100° F

2. The Disc Type of Check Valve

Swing Type, Lifting Type, Ball Type Check Valve

3. Body and Bonnet Connection

Bolted bonnet

Welded bonnet

Pressure seal bonnet

4. Cover Gasket Style

Stainless steel + flexible graphite wounded gasket

Metal gasket, Metal ring gasket, Pressure seal bonnet design

5. Seat

Metallic Seating Surfaces,For carbon steel check valve, the seat is usually forged steel. The seat sealing surface may be spray-welded with hard alloy if specified by the customer. For Stainless steel check valve, integrai seat is usually adopted, or it can be machined integrally after hard alloy welded.

6. Bore Type:

Full Bore (FB), Reduced Bore (RB)


Descriptions:


1. Forged Steel Check Valve Parts and Material List:


Forged Check Valve Drawing SW-NPT


No.Part NameA105/F6aA105/F6aHFSLF2/304F11/F6aHFF304(L)/304(L)F316(L)/316(L)F51/F51
1BodyA105A105LF2F11F304(L)F316(L)F51
2Seat ring410410HF304410HF304(L)316(L)F51
3DiscF6aF6aF304F6aHFF304(L)F316(L)F51
5Gasket304+ Flexible garphite316+ Flexible garphite
6BonnetA105A105LF2F11F304(L)F316(L)F51
7BoltB7B7L7B16B8(M)B8(M)B8M
15Name plateALALALALALALAL
32RivetALALALALALALAL
33Steel ball430430304STLF316(L)316(L)STL
34Disc nut2H2H888(M)B8(M)8M
35Rocking arm410410304410316(L)316(L)F51
36Pin410410304410304(L)316(L)F51

2. Main Connection Dimensions:

Forged Check Valve Dimenions Drawing SW-NPT

Class 800

SpecificationRP 1/23/411 1/41 1/222 1/2
(NPS)F.P1/43/81/23/411 1/41 1/22
Face to faceLLft797992111120152172220
(mm)Swing797992111120120140178
HeightHLft616161788484118132
(mm)Swing616161788484120133
Flow port dimensionsdLift791317523303546
(mm)Swing810513518242936.545
Weight (Kg)Lift1.21.5173.34.24.210.512.5
Swing14151.73.34.24.28.510.9

Class 900 - 1500

SpecificationR.P 1/23/411 l/41 1/22
(NPS)F.P1/43/81/23/411 1/41 1/2
Face to faceLLift9?111111120152172220
(mm)Swing9?111111120120140178
HeightHLift61787884103118132
(mm)Swing61787884101120133
Flow port dimensionsdLift7121520283240
(mm)Swing810513.5187242945
Weight {Kg)Lift1.53.4334,26.310.512.5
Swing1 53.43.34.25.08.510.9
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