vexve gas ball valves , handle, welding / welding, GOST, DN 200-400, full bore
Materials
| Body | DN 200-400 : Steel, P235GH (1.0345) |
| Ball | DN 200-400 : Stainless steel, X5CrNi18-10 (1.4301) |
| Ball seal | DN 200-400 : PTFE+C |
| Stem | DN 200-400 : Stainless steel, X8CrNiS18-9 (1.4305) |
| Stem seal | DN 200-400 : NBR |
Operation
DN 200 : With zinc-plated steel handle
DN 250-400 : Valves are available with manual gear or with an electric or hydraulic actuator
We recommend manual gear operation for sizes DN 200 and larger.
Operating conditions
-40 °C – +70 °C
Over 70 °C contact manufacturer
Below -30 °C contact manufacturer
Lowest allowed ambient temperature -40 °C
Leakage rate A (EN 12266-1)
Pressure-temperature diagram
Dimension
DN 50-125
DN 150-500
| DN | PN | Product no. | A | D | D1 | D2 | H | H1 | L | S | kg |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 200 | 25 | 304200/GS | 1200 | 200 | 219.0 | 355.6 | 343 | 135 | 530 | 5,0 | 95.0 |
| 250 | 25 | 304250/GS | 250 | 273.0 | 457.0 | 158 | 550 | 6 | 126.0 | ||
| 300 | 25 | 304300/GS | 290 | 325.0 | 508.0 | 206 | 686 | 7 | 177.0 | ||
| 350 | 25 | 304350/GS | 340 | 377.0 | 610.0 | 267 | 762 | 7,0 | 258.0 | ||
| 400 | 25 | 304400/GS | 390 | 426.0 | 660.0 | 309 | 1100 | 7,0 | 519.0 |
Product numbers and downloads
| Product No | EAN | LVI | RSK | NRF | MM | DN | PN | Kv | Photo | kg |
|---|---|---|---|---|---|---|---|---|---|---|
| 304200/GS | 200 | 25 | 95.0 | |||||||
| 304250/GS | 250 | 25 | 126.0 | |||||||
| 304300/GS | 300 | 25 | 177.0 | |||||||
| 304350/GS | 350 | 25 | 258.0 | |||||||
| 304400/GS | 400 | 25 | 519.0 |
Technical documentation for the product
Certificates
Operation manuals
Gas ball valves, coupling dimensions
Naval gas ball valves, installation, operation and maintenance manual
