Check Valves
- 150Lb swing check valve with flanged
- 150Lb piston Check Valve with Flanged
- 150Lb Ball Check Valve with Flanged
- 300Lb swing check valve with flanged
- 300Lb Piston Check Valve with Flanged
- 300Lb ball check valve with flanged
- 600Lb swing check valve with flanged
- 600Lb piston check valve with flanged
- 600Lb ball check valve with flanged
- 900Lb Swing Check Valve with Flanged
- 900Lb Piston Check Valve with Flanged
- 900Lb ball check valve with flanged
- 1500Lb Swing Check Valve with Flanged
- 1500Lb Piston Check Valve with Flanged
- 1500Lb Ball Check Valve with Flanged
- 800Lb Swing Check Valve
- Y type check valves
- 1500Lb Swing Check Valve
- 1500Lb Piston Check Valve
Description of Y type check valves
Vervo manufactures forged steel check valve in three kinds bonnet design—Bolted Bonnet,Welded Bonnet and Pressure Sealed Bonnet.
Construction Features:
Forged Steel,Piston,Ball or Swing type
Integral Body Seat for Piston and Ball Check valves
Separated Seat Ring design for swing check valves
Spiral Wound Gasket or Oval Ring Joint gasket
Reduced Bore or Full Port,
T-Pattern or Y-Pattern,
Socket Welded,Threaded,Butt Welded,Flanged End.
Application Standard:
API 602,ASME B16.34,BS 5352
Testing according to API 598
Marking to MSS SP25
Socket Welded Ends to ASME B16.11
Screwed Ends to ASME B1.20.1
Butt Welded Ends to ASME B16.25
Flanged Ends to ASME B16.5
Structure of Y type check valves
| NQ | Part Name | A105/F6a | A105/F6aHFS | LF2/304 | Fll/F6aHF | F304(L)/304(L) | F316(L)/316(L) | F51/F51 |
|---|---|---|---|---|---|---|---|---|
| 1 | Body | A105 | A105 | LF2 | Fll | F304(L) | F316(L) | F51 |
| 3 | Disc | 410 | 410HF | 304 | 410HF | 304(L) | 316(L) | F51 |
| 5 | Gasket | 304+Flexible Grapite | 316+Flexible Grapite | |||||
| 6 | Bonnet | A105 | A105 | LF2 | Fll | F304(L) | F316(L) | F51 |
| 7 | Bolt | B7 | B7 | L7 | B16 | B8(M) | B8(M) | B8(M) |
| 15 | Name plate | AL | AL | AL | AL | AL | AL | AL |
| 32 | Revit | AL | AL | AL | AL | AL | AL | AL |
| 33 | Steelball | 430 | 430 | 304 | STL | 316(L) | 316(L) | STL |
Data table of Y type check valves
Unit : mm
| VALVE SIZE DN |
END TO END |
CENTER TO TOP |
PORT DIAMETER | WEIGHT |
|---|---|---|---|---|
| 15 | 79.00 | 62.00 | 10.00 | 1.0 |
| 20 | 92.00 | 63.00 | 13.00 | 1.1 |
| 25 | 111.00 | 78.00 | 17.00 | 1.9 |
| 32 | 120.00 | 82.00 | 22.00 | 3.4 |
| 40 | 152.00 | 102.00 | 27.00 | 4.5 |
| 50 | 172.00 | 120.00 | 33.00 | 7.3 |
- Tel.: 0086-577-57999185
- Fax: 0086-577-57999088
- E-mail: info@vervo.cn