1.0Hartmann Valveshttps://www.hartmann-valves.com/en/adminhttps://www.hartmann-valves.com/en/blog/author/admin/Gas-tight ethylene ball valves - Hartmann Valvesrich600338<blockquote class="wp-embedded-content" data-secret="9gAMjgvtnD"><a href="https://www.hartmann-valves.com/en/blog/2020/04/14/gas-tight-ethylene-ball-valves/">Gas-tight ethylene ball valves</a></blockquote><iframe sandbox="allow-scripts" security="restricted" src="https://www.hartmann-valves.com/en/blog/2020/04/14/gas-tight-ethylene-ball-valves/embed/#?secret=9gAMjgvtnD" width="600" height="338" title="“Gas-tight ethylene ball valves” — Hartmann Valves" data-secret="9gAMjgvtnD" frameborder="0" marginwidth="0" marginheight="0" scrolling="no" class="wp-embedded-content"></iframe><script type="text/javascript">
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https://www.hartmann-valves.com/wp-content/uploads/2019/09/Ethylen-Kugelhahn-Schaltwellenv-Blau.jpg21213000In order to enable safe and reliable shut-off even at temperatures below -100°C, Hartmann has developed various ball valve designs with construction features and materials suitable for low temperatures. Soft sealing valves often reach their limit when the main seal between ball and housing (seating) fails. The soft material contracts at low temperature and as […]