High pressure, dual port UHP cylinder valve - D340S
D340S valve for Ultra-High Purity gases from Rotarex Puretec is designed for keeping the highest level of purity of the gas. The dual port technology ease withdrawal of liquefied gas by pressurizing through vapour port. No particles are generated in the gas wetted part thanks to the tied diaphragm technology.
Key advantages
- Dual port design to withdraw liquid, vapor
- Easy withdrawal of liquified gas by pressurizing through vapor port
- Quick filling of liquified gas by releasing cylinder head pressure through additional vapor port
- Eliminates need for 2-valve system
- Threaded vent hole
Specifications
| Gas Type | Pure & Ultra-pure |
| Connections | According (inter-)national standards and customer specifications |
| Working pressure | 200 bar |
| Flow rate | CV=0.35 |
| Body materials | Stainless steel 1.4435 (AISI 316L), Hastelloy® C22 |
| Temperature range | -40 to +65 °c |
| Leak rate | 1.10-8 M bar l/s |
| Seat orifice size | 4 Mm |
| Marking | π0029 (according to TPED), 3 stars, valve number, manufacturing date |
Dimensional drawings
Downloadable catalogs, brochures
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