Dall tube

Dall tube

[′dȯl ‚tüb]
(mechanical engineering)
Fluid-flow measurement device, similar to a venturi tube, inserted as a section of a fluid-carrying pipe; flow rate is measured by pressure drop across a restricted throat.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
References in periodicals archive ?
These include wedge elements, laminar flow elements, Dall tubes and the V-Cone primary element.