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BALL VALVES PN 2,5; 4,0
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 To be installed at pipelines that carry liquid and gaseous media to periodically shutoff fluid flow.
Sizes 32, 40 and 50 mm for rated pressure 25 bar or 25 mm for 40 bar.
Body parts and ball are stainless steel (AISI 321).
Working medium: liquid or gaseous but neutral to the parts that are in contact.
Temperature -60 to +80оС. Any direction of fluid flow is possible.
Valve has flanged ends and manual operation.
To be supplied to regions with temperate and cold climate.
Table 1
| Designation |
Size, mm |
Weight,
kg |
| DN |
d1 |
d2 |
d3 |
d4 |
H |
l |
L |
| 11ng91p |
25 |
14 |
68 |
115 |
85 |
80 |
160 |
160 |
4,8 |
| 32 |
18 |
78 |
135 |
100 |
85 |
160 |
180 |
6,9 |
| 40 |
88 |
145 |
110 |
115 |
200 |
200 |
8,6 |
| 50 |
102 |
160 |
125 |
125 |
200 |
230 |
12,8 |
Charts of variants
Ball Valves PN 2,5; 4,0
Features and advantages:
- Teflon sealing of stem as well as chromium-plated and polished self-positioned plug sealed to body with fluoroplastic ring allows to reduce substantially hand-wheel torque and easily to open and close the valve.
- Stem hermiticity from ambient as well as body-to-plug joint and body-to-flange joint are provided with Teflon sealing rings.
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