Membrane expansion vessel is made up of two metal halves and is divided into gas chamber and water chamber by membrane which is made up of elastomer layer and metal foil layer
摘要
<p>The membrane expansion vessel is made up of two metal halves (2, 3) and is divided into a gas chamber (7) and a water chamber (8) by a membrane (6). This is made up of an elastomer layer and a metal foil layer.</p>
