NEEDLE VALVES SCREWED BONNET DESIGN DOUBLE FERRULE TUBE ENDS
| DESCRIPTION | |
| Designed for use in purpose applications for throttling and straight shut off of liquids, gas or vapour service. These needle valves are available with a variety of end connections and stem packing. | |
| Test Pressure | 25° C Room Temperature |
| Hydrostatic | Body - 620 Kg/cm2 Seat - 413 Kg/cm2 |
| Pneumatic | Seat - 40 Kg/cm2 |
| Gland Packing | PTFE : Standard Graphoil : Temperatures above 180° C |
| Material | A 105, A 479 SS304, A 479 SS316, A182 Gr F 316 SS Monel, Hastelloy |
| Finish | CS zinc plated and dichromated. SS Natural |
MODEL No. NVT
| CONNECTIONS | ||||||
TUBE | A | A1 | B | C | DA/F | PART No. |
1/4" /6mm | 67.8 | 36.0 | 25 | 89 | 14 | 4 NV-T/NV-T-6 |
5/16" /8mm | 67.8 | 34.5 | 25 | 89 | 16 | 5 NV-T/NV-T-8 |
3/8" /10mm | 70 | 35 | 25 | 89 | 17 | 6 NV-T/NV-T-10 |
1/2" /12mm | 86.5 | 40.5 | 28 | 90 | 22 | 8 NV-T/NV-T-12 |
3/4" /20mm | 92 | 42 | 28 | 110 | 28.5 | 12 NV-T/NV-T-20 |
NOTE: Bigger tube connections up to 1-1/2″ / 38 mm OD size available on request
