naval steel ball valves , manual gear, 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 : FPM |
Operation
DN 200-400 : Valve is equipped with manual gear
For type and features of manual gear please refer to: www.vexve.com/en/actuators
Operating conditions
-20 °C – +200 °C
Below -20 °C contact manufacturer
Lowest allowed ambient temperature -40 °C
Leakage rate A (EN 12266-1)
![](https://vexve.studio.crasman.cloud/file/dl/c=x800png/kHB_Vg/7o31TOqbUP4aNU2ZFOMwEQ/naval-steel_ball_valve-30-200.png?fv=c810)
Pressure-temperature diagram DN 50–400
Dimension
![](https://vexve.studio.crasman.cloud/file/dl/c=pdf_greyscale_800x800_zoom/g5kiYQ/SuzTXg1t1MUWV4LWP3UKLA/Dimensions_154.jpg?fv=875c)
DN 100-400
![](https://vexve.studio.crasman.cloud/file/dl/c=pdf_greyscale_800x800_zoom/gu5fqg/0QK0eribD0K8REjU8dDe5A/Dimensions_154-front.jpg?fv=e8ca)
DN 100-400
DN | PN | Product no. | A | B | C | D | D1 | D2 | D3 | E | H1 | L | S | kg |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
200 | 25 | 234436/GS | 301 | 294 | 97 | 200 | 219.0 | 355.6 | 300.0 | 345 | 135 | 530 | 5 | 113.0 |
250 | 25 | 234437/GS | 363 | 343 | 117 | 250 | 273.0 | 457.0 | 500.0 | 412 | 158 | 550 | 5 | 164.0 |
300 | 25 | 234438/GS | 363 | 418 | 117 | 290 | 325.0 | 508.0 | 500.0 | 487 | 206 | 686 | 7 | 216.0 |
350 | 25 | 234495/GS | 440 | 500 | 138 | 340 | 377.0 | 610.0 | 500.0 | 573 | 267 | 762 | 7,0 | 305.0 |
400 | 25 | 234479/GS | 471 | 576 | 180 | 390 | 426.0 | 660.0 | 500.0 | 648 | 309 | 900 | 7 | 603.0 |
Product numbers and downloads
Product No | EAN | LVI | RSK | NRF | MM | DN | PN | Kv | Photo | kg |
---|---|---|---|---|---|---|---|---|---|---|
234436/GS | 200 | 25 | 113.0 | |||||||
234437/GS | 250 | 25 | 164.0 | |||||||
234438/GS | 300 | 25 | 216.0 | |||||||
234495/GS | 350 | 25 | 305.0 | |||||||
234479/GS | 400 | 25 | 603.0 |
Technical documentation for the product
Certificates
![Vexve Oy Finnish key flag certificate EN](https://vexve.studio.crasman.cloud/file/dl/c=system_640x/IWXiWQ/rKcTcmhvauIP144z8m6OcQ/STL_Serfitifikaatti_Avainlippu_en_VexveOy.jpg)
Vexve Oy Finnish key flag certificate EN
Operation manuals
![Naval steel ball valves, installation, operation and maintenance manual](https://vexve.studio.crasman.cloud/file/dl/c=system_640x/5mZ56A/xVhkYGwlF-EUJFnHlPZmYA/Naval-Steel_ball_valves-manual-EN-2017.jpg)
Naval steel ball valves, installation, operation and maintenance manual
![Steel ball valves, coupling dimensions](https://vexve.studio.crasman.cloud/file/dl/c=system_640x/Vyk2hg/7aTKPcieuTbDgrVX8yWWXQ/Steel_ball_valves-couplingdimensions-EN-2020.jpg)
Steel ball valves, coupling dimensions
![Vexve Steel ball valves, installation, operation and maintenance manual](https://vexve.studio.crasman.cloud/file/dl/c=system_640x/cQ4WOg/pX1UvrffkcfiI7fjuC-nDg/Vexve-Steel_ball_valves-manual-EN-2017.jpg)