Cast Steel Double Disc Gate Valve
DESIGN FEATURES :
- MANUFACTURING STANDARD - API-600 / BS:1414 / API 6D
- FACE TO FACE AS PER ANSI B16.10
- ENDS - FLANGED & DRILLED AS PER ANSI B16.5 R.F. BUTT-WELDING ENDS AS PER ANSI B16.25
- CLASS 300 & ABOVE SHALL HAVE CIRCULAR BODY-BONNET FLANGE.
- TESTING STANDARD : API -598 / BS 6755 PART I
- ALSO AVAILABLE IN CAST ALLOY STEEL (Gr. WC 6 / WC 9) & STAINLESS STEEL (Gr. CF 3 / CF 3 M)
- GEAR OPERATED, ACTUATOR OPERATOR OPTIONAL
- BY-PASS & BODY BLEED ARRANGEMENT OPTIONAL
Size : ½ - 60 Inch, Pressure Class:150# ANSI CLASS Up to 2500#
| SL No. |
DESCRIPTION | MATERIAL |
|---|---|---|
| 1. | BODY | CAST IRON (ASTM A 126 Cl.B) |
| 2. | WEDGE | CAST IRON (ASTM A 126 Cl.B) |
| 3. | SEAT RING | S. S. 18-8 / BRONZE |
| 4. | WEDGE RING | S. S. 18-8 / BRONZE |
| 5. | SPINDLE | S. S. AISI 410 / BRONZE |
| 6. | GASKET | COMPRESSED ASBESTOS FIBRE |
| 7. | BONNET | CAST IRON (ASTM A 126 Cl.B) |
| 8. | STUD | ASTM A 307 Gr. B |
| 9. | NUT | ASTM A 563 Gr. B |
| 10. | BONNET BUSH | S. S. AISI 410 / BRONZE |
| 11. | GLAND PACKING | GRAPHITED ASBESTOS |
| 12. | GLAND FLANGE | CAST IRON |
| 13. | T BOLT NUT |
ASTM A 307 Gr. B ASTM A 563 Gr. B |
| 14. | YOKE SLEEVE | EN-19 / S.G. IRON |
| 15. | HANDWHEEL | CAST IRON |
| 16. | KEY | CARBON STEEL |
| 17. | HANDWHEEL NUT | CARBON STEEL |
| 18. | SPINDLE NUT | CARBON STEEL |
| 19. | STUFFING BOX | CAST IRON (ASTM A 126 Cl.B) |
| 20. | STUD & NUT | ASTM A 307 Gr. B / 2H ASTM A 563 Gr. B |