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The technical service life of gaskets

The technical service life of gaskets

The technical service life of gaskets In the context of the requirements of the drinking water directive and the associated national and European hygiene requirements for organic materials in contact with drinking water, the long-term behaviour of elastomer sealing...
Reduce the costs of pumping and the risk of damage

Reduce the costs of pumping and the risk of damage

For drinking water pipelines there are descriptions e.g. in DVGW data sheet W 334 of how accumulations of air can cause considerable dynamic pressure changes as a result of the different densities of the two media.

Robust cast iron pipes for the Feldkirchen drinking water network

Robust cast iron pipes for the Feldkirchen drinking water network

Regular servicing and maintenance of a drinking water network pays off. This is also one of the reasons why the urban area of Feldkirchen in the Federal State of Carinthia is particularly anxious to replace their ageing pipes or pipelines whose dimensions no longer correspond to current requirements.

Pumpkosten reduzieren, Schäden vermeiden

Pumpkosten reduzieren, Schäden vermeiden

Für Trinkwasserleitungen wird z. B. im DVGW-Merkblatt W 334 beschrieben, dass Luftansammlungen erhebliche dynamische Druckänderungen infolge der unterschiedlichen Dichte der beiden Medien verursachen können. Daher müssen Rohrleitungen möglichst luftfrei sein und luftfrei gehalten werden.