Tengs Valve International Limited
Tengs Valve International Limited Cast Steel, Forged Steel, Industrial Valves And Strainers
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Forged Check Valve Plug Disc 3/4in 2500LB A105N Pressure Seal Cover PSB Weld End
Quick Details:
1. Product: PSB Forged Steel A105N Check Valve
2. Constructions: Pressure Sealed Bonnet;
3. Bore Type: Full Bore
4. Size Range: 3/4", 0.75in
5. Pressure Ratings: ANSI 2500LB
6. End Connections: BW, Weld End
7. Materials Available in: Carbon Steel A105N
8. Various trim materials are available to suit different service conditions
9. NACE MR 0175 on request
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 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:
| No. | Part Name | A105/F6a | A105/F6aHFS | LF2/304 | F11/F6aHF | F304(L)/304(L) | F316(L)/316(L) | F51/F51 | F20/F20 |
| 1 | Body | A105 | A105 | LF2 | F11 | F304(L) | F316(L) | F51 | F20 |
| 2 | Seat ring | 410 | 410HF | 304 | 410HF | 304(L) | 316(L) | F51 | F20 |
| 3 | Disc | F6a | F6a | F304 | F6aHF | F304(L) | F316(L) | F51 | F20 |
| 5 | Gasket | 304+ Flexible garphite | 316+ Flexible garphite | ||||||
| 6 | Bonnet | A105 | A105 | LF2 | F11 | F304(L) | F316(L) | F51 | F20 |
| 7 | Bolt | B7 | B7 | L7 | B16 | B8(M) | B8(M) | B8M | B8M |
| 15 | Name plate | AL | AL | AL | AL | AL | AL | AL | AL |
| 32 | Rivet | AL | AL | AL | AL | AL | AL | AL | AL |
| 33 | Steel ball | 430 | 430 | 304 | STL | F316(L) | 316(L) | STL | STL |
| 34 | Disc nut | 2H | 2H | 8 | 8 | 8(M) | B8(M) | 8M | 8M |
| 35 | Rocking arm | 410 | 410 | 304 | 410 | 316(L) | 316(L) | F51 | F20 |
| 36 | Pin | 410 | 410 | 304 | 410 | 304(L) | 316(L) | F51 | F20 |
2. Main Connection Dimensions for PSB Check Valve:
Class 2500
| Specification (NPS) | F.P | 1/2 | 3/4 | 1 | 1 1/4 | 1 1/2 | 2 |
| Face to face (mm) | L | 186 | 186 | 186 | 232 | 232 | 279 |
| Height (mm) | H | 117 | 117 | 117 | 152 | 152 | 195 |
| Flow port dimension (mm) | d | 11 | 14 | 14 | 25 | 28 | 35 |
| Weigh (Kg) | 11.8 | 11 | 11 | 23 | 26.4 | 39 | |