BELLOWS SEAL GATE VALVE (OS & Y , FLANGED TYPE)
> Design and Struction
● Zero emissions, fire safe construction
● Helium leak testing
● Guaranteed long bellows life with qualification test, cycle life Min.
3000cycles depending on working conditions
● Low emissions secondary sealing
– Graphite gland packing
– Backseat in open position
● Full thickness connect welding
● Welded or bolted bonnet type
● Seat and wedge faces stellite faced
> Design and Struction
| NO | Part | Q ty |
|---|---|---|
| 1 | Body | 1 |
| 2 | Wedge | 1 |
| 3 | Seatring | 2 |
| 4 | Gasket | 1 |
| 5 | Stem | 1 |
| 6 | Connector | 1 |
| 7 | Yoke cap | 1 |
| 8 | Bellows | 1 |
| 9 | Packing | 1Set |
| 10 | Gland Flange | 1 |
| 11 | Gland | 1 |
| 12 | Yoke | 1 |
| 13 | Yoke Sleeve | 1 |
| 14 | Handwheel | 1 |
| 15 | Name Plate | 1 |
| 16 | Handwheel Nut | 1 |
| 18 | Bonnect Bolt | 4 |
| 19 | Thrust Washer | 4 |
| 20 | Grease Nipple | 1 |
| 21 | Gland Bolt & Nut | Set |
> Dimension
– API 602, ASME B16.34, MSS-SP-117, BS 5352
– Testing according to API 598, ASME B16.34
– Outside Screw and Yoke (OS & Y)
– Self aligning two piece packing gland
– Body Bonnect Weld to ASME
– Bolted or Welded bonnect joint
– Grease nipple for stem
– Socket Weld Ends to ASME B16.11
– Screwed Ends (NPT) to ASME B1.20.1
– Butt Welding Ends to ASME B16.25
CLASS : 800, 1500
SIZE : 1/2″~1″
PORT : Reduce
END : NPT, S.W, B.W
– API 602, ASME B16.34, MSS-SP-117, BS 5352
– Testing according to API 598, ASME B16.34
– Outside Screw and Yoke (OS & Y)
– Self aligning two piece packing gland
– Body Bonnect Weld to ASME IX
– Integral body flanges
– Bolted or Welded bonnect joint
– Gease nipple for stem
– Face to face according to ASME B16.10
– Flanges according to ASME B16.5
CLASS : 150, 300, 600, 1500
SIZE : 1/2″~2″
PORT : Reduce
END : Integral Flange F.F , R.F, RTJ
– API 600, ASME B16.34, MSS-SP-117
– Testing according to API 598, ASME B16.34
– Outside Screw and Yoke (OS & Y)
– Self aligning two piece packing gland
– Body Bonnect Weld to ASME IX
– Integral body flanges
– Bolted or Welded bonnect joint
– Grease nipple for stem
– Face to face according to ASME B16.10
– Flanges according to ASME B16.5
– Butt Welding Ends to ASME B16.25
CLASS : 150, 300, 600, 1500
SIZE : 2″~10″
PORT : Full
END : Integral Flange & Welded flange, B.W
