Screwed Safety Relief Valve
Size : ½ - 60 Inch, Pressure Class:150# ANSI CLASS Up to 2500#
| SL No. |
PART NAME | MATERIAL |
|---|---|---|
| 1. | BODY | ASTM A 105 / S.S. 304 / S.S. 316 |
| 2. | INLET SEAT | SS AISI 410 / S.S. 304 / S.S. 316 |
| 3. | DISC | SS AISI 410 / S.S. 304 / S.S. 316 |
| 4. | GASKET | COMP. ASBESTOS FIBRE / P.T.F.E. |
| 5. | GUIDE | CARBON STEEL / S.S. 304 / S.S. 316 |
| 6. | BONNET | CARBON STEEL / S.S. 304 / S.S. 316 |
| 7. | SPRING | SPRING STEEL (C.S.) |
| 8. | SPINDLE | S.S. AISI 410 / S.S. 304 / S.S. 316 |
| 9. | SPRING BUTTON | CARBON STEEL / S.S. 304 / S.S. 316 |
| 10. | GASKET | COMP. ASBEST FIBRE / P.T.F.E. |
| 11. | CAP | CARBON STEEL / S.S. 304 / S.S. 316 |
| 12. | LOCK NUT | S.S. AISI 410 / S.S. 304 / S.S. 316 |
| 13. | ADJUSTING SCREW | S.S. AISI 410 / S.S. 304 / S.S. 316 |
DESIGN FEATURES :
- SET PRESSURE 0.3 kg/cm to 300 kg/cm 3
- COMMERCIAL SEAT TIGHTNESS PROCEDURE AS PER AP 527
- FOR HIGH PRESSURE NOMINAL BORE WILL BE REDUCE BORE.
- ENDS SCREWED NPT / BSPT / API 5B
- SOFT SEATED VALVES ARE AVAILABLE FOR LOW TEMPERATURE AND CRITICAL SERVICES.
- TEST TAG ON REQUEST
- PACKED LIFTING LEVER ON REQUEST
- PACKED LIFTING LEVER WITH TEST TAG ON REQUEST.
Flanged Safety Relief Valve
DESIGN FEATURES :
- MANUFACTURING STANDARD : API-526.
- ENDS FLANGED (DRILLED OR UNDRILLED) AS PER ASME 16.5, CLASS 150, 300, 600 RF
- BODY HYDROSTATIC TEST PRESSURE-TWICE THE SET PRESSURE.
- SET PRESSURE RANGE 1 BAR TO 100 BAR
- TEST AS PER ASME CODE SECTION VIII DIVISION 1.
- ALSO AVAILABLE IN CAST ALLOY STEEL (WC 6, WC 9) & ALLOY STAINLESS STEEL (CF 3 / CF 3M)
- PACKED LEVER AND TEST GAG OPTIONAL
- BALANCED BELLOWS WITH AUXILIARY BALANCING PISTON ON REQUEST
- LARGE ORIFICE VALVES AVAILABLE
- STEAM JACKET OPTIONAL
- SOFT SEATED VALVES ARE AVAILABLE FOR LOW TEMPERATURE AND CRITICAL SERVICES.
- TEST TAG ON REQUEST.
- PACKED LIFTING LEVER ON REQUEST
- PACKED LIFTING LEVER WITH TEST TAG ON REQUEST.
Size : ½ - 60 Inch, Pressure Class:150# ANSI CLASS Up to 2500#
| SL No. |
DESCRIPTION | MATERIAL | ||
|---|---|---|---|---|
| CARBON STEEL | STAINLESS STEEL | |||
| WCB | CF 8 | CF 8M | ||
| 1. | BODY | ASTM A 216 Gr. WCB | CF 8 | CF 8M |
| 2. | GASKET | COMP. ASBESTOS FIBRE | PTFE / GRAPHITE | |
| 3. | NOZZLE | S. S. AISI 410 | AISI 304 | AISI 316 |
| 4. | BLOW DOWN RING | S. S. AISI 410 | AISI 304 | AISI 316 |
| 5. | DISC HOLDER | S. S. AISI 410 | AISI 304 | AISI 316 |
| 6. | DISC | S. S. AISI 410 / 304 | AISI 304 | AISI 316 |
| 7. | GASKET | COMP. ASBESTOS FIBRE | PTFE / GRAPHITE | |
| 8. | BONNET | ASTM A 216 Gr. WCB | CF 8 | CF 8M |
| 9. | BONNET STUD & NUT | ASTM A 193 Gr. B7 / 194 Gr. 2H | B 8 | B 8M |
| 10. | GUIDE | C S / S. S. | AISI 304 | AISI 316 |
| 11. | SPRING BUTTON | CARBON STEEL | AISI 304 | AISI 316 |
| 12. | SPINDLE | S. S. AISI 410 | AISI 304 | AISI 316 |
| 13. | SPRING | SPRING STEEL (C.S.) | STAINLESS STEEL | |
| 14. | GASKET | CNAF | PTFE / GRAPHITE | |
| 15. | CAP | CARBON STEEL | CF 8 | CF 8M |
| 16. | LOCK NUT | S. S. AISI 410 | AISI 304 | AISI 316 |
| 17. | ADJUSTING SCREW | S. S. AISI 410 | AISI 304 | AISI 316 |