- This Type is supplied with external threaded retainers.
- Full bore Retainerless, with no external
threaded components can be supplied. Dimensions A and B are larger and
available on application.
- Particular make of Hub Ended and Clamp Style must be
specified by customer. Relevant technical information should be obtained
from the chosen clamp supplier, e.g. Graylok®, Techlok®, Clamplok®.
- SPECIAL NOTE - Due to the large variety of Hub End
sizes and Clamp Styles available it may be necessary to alter the face
to face dimensions shown in column 'B' above in order to maintain ANSI
and API design specifications.
- Valve sizes not listed above are available on
application, together with customer specified end sizes and types. All
valves are rated in accordance with ANSI B 16.34 (VALVES-FLANGED
THREADED, AND WELDING END Standard), API 594 (CHECK VALVES: WAFER,
WAFER-LUG, AND DOUBLE FLANGED TYPE Standard) and API 598 (VALVE
INSPECTION AND TESTING Standard)
design and application specifications.
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