ES8450 Series Extended Stem Valves BK9450 & BK9470 Series Extended Bonnet Valves
Application
For use as a trycock valve or hose drain valve on cryogenic tanks, or as a use, liquid fill, or vent valve on mini-bulk cryogenic tanks. These valves can be used likewise for other cold gas applications requiring extended stem valves as LNG Fueling.
Features
- Union bonnet.
- One piece stainless steel stem
- Conical seat design.
- Maximum working pressure is 600 psig. (41.3 Bar)
- Working temperature is –320°F to +165°F.
- Cleaned for oxygen service per CGA G-4.1.
- 100% Factory Tested
TES8450 Series specific feature:
- Graphoil® packing
- Approved by PED and TPED
ES8450 Series specific feature:
- Manual torque compression packing.
BK9450 and BK9470 Series specific feature:
- Extended bonnet and spring loaded packing.
BK9470 Series specific feature:
- 304 St. Stl Tube brazed into one or both ends.
Materials
Body and Bonnet....................................... Brass
Stem ...........................................Stainless Steel
Seat Disc...................................................CTFE
Handwheel ..........................................Aluminum
Packing and Bonnet Gasket .......................PTFE
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