|The venture tube consist of three parts i.e. inlet cone, throat and outlet cone.
||The orifice plate is a thin circular plate.
|The venture tube is made up of cast iron or steel.
||The orifice plate is made up steel, monel and phosphor bronze.
|It can handle suspended solids and liquids.
||It can handle liquids, gases, low velocity vapours etc.
|Permanent pressure loss is very less.
||Relatively high permanent pressure loss.
|It is used for high flow rates.
||It is used for low flow rates.
|It is not suitable for small sized pipes.
||It is used for wide range of pipes.
|Quite expensive in installation and replacement.
||It is easily replaced.