Description of Gate Valve BB&RP
Reducing Port Bolted Bonnet Gate valves for Threaded, SWE
Construction Features:
Forged Steel,Outside Screw and Yoke,Rising Stem,
Non-Rising Handwheel,Integral Backseat,
Solid Wedge,Renewable Seat Rings,Sprial Wound Gasket,
Reduced Bore or Full Port,
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 Gate Valve BB&RP
Structure of Gate Valve BB&RP
| Item | Description | Qty. |
|---|---|---|
| 1 | Body | 1 |
| 2 | Bonnet | 1 |
| 3 | Seat Ring | 2 |
| 4 | Wedge | 1 |
| 5 | Stem | 1 |
| 6 | Gasket | 1 |
| 7 | Bonnet Bolts | 4 |
| 8 | Packing | A/R |
| 9 | Gland | 1 |
| 10 | Gland Flange | 1 |
| 11 | Gland Stud | 2 |
| 13 | Gland Stud Nut | 4 |
| 14 | Yoke Nut | 1 |
| 15 | Thrust washer | 1 |
| 16 | Handwheel | 1 |
| 17 | Nameplate | 1 |
| 18 | Lock Washer | 1 |
| 19 | Handwheel Nut | 1 |
Data table of Gate Valve BB&RP
Unit : mm
| VALVE SIZE DN | END TO END | HANDWHEEL DIAMETER | CENTER TO TOP (OPEN) | PORT DIAMETER | APPROX. WEIGHT KG. | |
|---|---|---|---|---|---|---|
| 15 | 92.00 | 96.00 | 169.00 | 10.30 | 2.5 | |
| 20 | 111.00 | 120.00 | 207.00 | 13.50 | 4.1 | |
| 25 | 120.00 | 156.00 | 230.00 | 18.00 | 5.5 | |
| 32 | 120.00 | 156.00 | 249.00 | 23.00 | 8.0 | |
| 40 | 140.00 | 178.00 | 283.00 | 29.00 | 10.0 | |
| 50 | 178.00 | 250.00 | 320.00 | 36.00 | 14.0 | |
