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NEEDLE VALVES SCREWED BONNET DESIGN FEMALE ENDS |
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| 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 SS 304, A 479 SS316, A182 Gr F 316 SS Monel, Hastelloy |
| Finish |
CS zinc plated and dichromated. SS Natural |
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| CONNECTIONS |
SIZE |
A |
B |
C |
PART No. |
SIZE |
A |
B |
C |
PART No. |
1/4" FNPT |
56 |
25 |
89 |
4 NVFN |
1/4" BSP |
56 |
25 |
89 |
4 NVFR |
3/8” FNPT |
56 |
25 |
89 |
6 NVFN |
3/8" BSP |
56 |
25 |
89 |
6 NVFR |
1/2”FNPT |
65 |
28 |
90 |
8 NVFN |
1/2" BSP |
60 |
28 |
90 |
8 NVFR |
3/4”FNPT |
75 |
35 |
110 |
12 NVFN |
3/4" BSP |
80 |
35 |
110 |
12 NVFR |
1” FNPT |
80 |
41 |
113 |
16 NVFN |
1" BSP |
80 |
41 |
113 |
16 NVFR |
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