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Single port body assembly with pressure
balanced cage guided valve plug and
metal or soft seat construction. Used
over a broad range of temperatures
and pressure drops where very good
Class IV or V shutoff is required.
Flow is normally down through the
seat ring, tending to close the valve.
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Valve body and bonnet:
Carbon steel (WCB) or stainless steel (CF8M).
Value trim : Cage
guided (Other combinations available on request)
| Trim
Number |
Plug |
Cage |
Seat
Ring |
| 01G |
416
SST |
17-4
PH SST |
416
SST |
| 03G |
316
SST, Alloy 6 (1) |
Cast
Alloy 6 |
Cast
Alloy 6 |
| 04G |
316
SST |
17-4
PH SST |
316
SST |
| 27G |
316
SST, Alloy 6 (1) |
316
SST, ENC (2) |
Cast
Alloy 6 |
| 28G |
316
SST, Alloy 6 (3) |
316
SST, ENC (2) |
Cast
Alloy 6 |
| 29G |
316
SST |
316
SST, ENC (2) |
316
SST |
| 37G |
316
SST, Alloy 6 (1) |
17-4
PH SST |
Cast
Alloy 6 |
| Notes: |
(1) Seat
and guide faced with alloy 6
(2) Electroless nickel
coated (3)
Seat faced with alloy 6 |
PACKING MATERIAL
Standard TFE V-ring
construction, TFE impregnated composition graphite
or laminated graphite. Special packing materials
and combinations are available to meet all emissions
standards. Packing lubricator and isolating
valves are available upon request.
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