hydrostatic head


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hydrostatic head

The pressure in a fluid at a given point expressed in terms of the vertical height of the liquid column above that point which would produce the same pressure.
References in periodicals archive ?
Coating thickness requirements vary according to the profile of the surface being protected, forces such as hydrostatic head pressure, and the need to structurally rebuild a structure.
Testing equipment manufacturer Textest, Zurich, Switzerland, has introduced the FX 3000-III automatic hydrostatic head tester hydrotester.
The membrane also features a hydrostatic head of greater than 12cm, a Gurley Hill porosity of greater than 10 seconds, a moisture vapor transmission rate, measured by the LYSSY method of 25g/m2/day.
This fine denier spunbond fabric of 17 gsm reaches 100-140 mmH2O hydrostatic head, which complies with most of the market requirements for barrier leg cuffs with no melt blown layer between two spunbond layers.
It also has a hydrostatic head of at least 60 cm and has a moisture vapor transmission rate, according to the desiccant method, of at least 2800 grams per [meter.