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SHUTOFF NEEDLE VALVE PN 16
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 To be used with differential pressure gauges and with equipment designed for thermal and technological control of fluid that is neutral to materials of parts being in contact with it
Working medium: liquid or gaseous, neutral to materials of parts contacting the medium.
Working medium temperature: 200оС
Rated pressure PN: 16 МPа.
Body material: Steel 20.
Pipeline connection: threaded, female.
To be employed in regions with temperate or tropical climate.
Table 1
| Designation |
Specification |
PN,
MPa |
| АК 22001-006 |
15с54ng
15с54бк2 |
16 |
| АК 22001-015 |
| АК 22001-020 |
| АК 22001-025 |
Table 2
| Designation |
Dimensions, mm |
Weight, kg |
| DN |
H |
L |
B |
Rc |
| AK 22001-006 |
6 |
90 |
64 |
30 |
1/4 |
0,55 |
| AK 22001-015 |
15 |
68 |
1/2 |
0,58 |
| AK 22001-020 |
20 |
105 |
85 |
40 |
3/4 |
0,94 |
| AK 22001-025 |
25 |
100 |
45 |
1 |
1,1 |
Design options of Shutoff Needle Valve PN 16
Main design features and advantages
- Piston-to-seat seal is tapered, and metal-to-metal ground in. This ensures high hermiticity and long operating life.
- Body parts are die-forged that ensures structural strength and reliability.
- Stem seal may be tightened with the use of captive nut during valve operation.
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