Listing ID #1999577
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Contact SupplierAn orifice is an opening in the wall of a tank, while a mouthpiece is a short pipe fitted in the same opening. A mouthpiece will be running flu if its length does not exceed two to three times the diameter. Both orifice and mouthpiece are used for discharge measurement. The jet approaching the orifice continues to converge beyond the orifice till the streamlines become parallel. This section of the jet is then a section of minimum area and is known as vena contracta