Tengs Valve International Limited
Tengs Valve International Limited Cast Steel, Forged Steel, Industrial Valves And Strainers
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Forged Carbon Steel Swing Check Valve A105 N 1in 800LB Metal Seat Socket Weld SW
Applications:
Pumps
Industrial processes
Domestic use
Quick Details:
1. Name: Forged Steel Swing Check Valve 1in 800LB
2. Constructions: Bolted Bonnet
2. Full Port / Reduced Port
3. Size Range: 1".
4. Pressure Ratings: ANSI 800LB
5. End Connections: Socket Weld (SW).
6. Materials Available in: A105, A105 N
7. Various trim materials are available to suit different service conditions
8. NACE MR 0175 on request
9. Test and inspection: API598
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
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)
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
Descriptions:
1.Forged Steel Check Valve Parts and Material List:
| No. | Part Name | A105/F6a | A105/F6aHFS | LF2/304 |
| 1 | Body | A105 | A105 | LF2 |
| 2 | Seat ring | 410 | 410HF | 304 |
| 3 | Disc | F6a | F6a | F304 |
| 5 | Gasket | 304+ Flexible garphite | ||
| 6 | Bonnet | A105 | A105 | LF2 |
| 7 | Bolt | B7 | B7 | L7 |
| 15 | Name plate | AL | AL | AL |
| 32 | Rivet | AL | AL | AL |
| 33 | Steel ball | 430 | 430 | 304 |
| 34 | Disc nut | 2H | 2H | 8 |
| 35 | Rocking arm | 410 | 410 | 304 |
| 36 | Pin | 410 | 410 | 304 |
2. Main Connection Dimensions:
Class 800
| Specification | RP | 1/2 | 3/4 | 1 | 1 1/4 | 1 1/2 | 2 | 2 1/2 | ||
| (NPS) | F.P | 1/4 | 3/8 | 1/2 | 3/4 | 1 | 1 1/4 | 1 1/2 | 2 | |
| Face to face | L | Lft | 79 | 79 | 92 | 111 | 120 | 152 | 172 | 220 |
| (mm) | Swing | 79 | 79 | 92 | 111 | 120 | 120 | 140 | 178 | |
| Height | H | Lft | 61 | 61 | 61 | 78 | 84 | 84 | 118 | 132 |
| (mm) | Swing | 61 | 61 | 61 | 78 | 84 | 84 | 120 | 133 | |
| Flow port dimensions | d | Lift | 7 | 9 | 13 | 175 | 23 | 30 | 35 | 46 |
| (mm) | Swing | 8 | 105 | 135 | 18 | 24 | 29 | 36.5 | 45 | |
| Weight (Kg) | Lift | 1.2 | 1.5 | 17 | 3.3 | 4.2 | 4.2 | 10.5 | 12.5 | |
| Swing | 14 | 15 | 1.7 | 3.3 | 4.2 | 4.2 | 8.5 | 10.9 | ||