20,000 Psig Ultrahigh Pressure Needle Valves- 20NV Series
Features
* Tubing sizes available for 1/4", 3/8", 9/16", 3/4", 1"
* Non-rotating stem and rising stem design
* Metal-to-metal seating achieves bubble- tight shutoff, longer stem/seat service life in abrasive
flow, greater durability for repeated on/off cycles
* PTFE is the standard packing material, RPTFE glass, Graphite are available
* Graphite packing working Temperatures up to 1200°F (649*C)
* Stem sleeve and packing gland materials have been selected to achieve extended thread cycle
life and reduced handle torque
* Cold-worked type 316 stainless steel body and aluminum bronze packing gland
* Vee or Regulating stem tips for options
* Packing below the thread of valve stem
* The locking device of packing gland is reliable
* Five body patterns are available
Technical Data
| Tube OD in. |
Connection Type |
Orifice in. (mm) |
Cv |
Working Pressure psig (bar) |
| 1/4 |
MPF4 |
0.125 (3.18) |
0.31 |
20,000 (1379) |
| 3/8 |
MPF6 |
0.219 (5.56) |
0.75 |
20,000 (1379) |
| 9/16 |
MPF9 |
0.312 (7.92) |
1.30 |
20,000 (1379) |
| 3/4 |
MPF12 |
0.438 (11.13) |
2.50 |
20,000 (1379) |
| 1 |
MPF16 |
0.562 (14.27) |
4.40 |
20,000 (1379) |
Notes:
* Cv value shown are for 2- way straigh valve pattern
Cv value of for 2- way angle pattern will be increased about 50% (based on water)
* Working Temperature
PTFE packing: -100ºF (-73ºC) to 452ºF (232ºC)
RPTFE glass packing: -100ºF (-73ºC) to 600ºF (316ºC)
Graphite packing: -100ºF (-73ºC) to 1200ºF (649ºC)
Certificates
Factory
Audited Supplier 
Audited Supplier 
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