Texas There is no revision history for this page. This page does not exist. The deletion, protection, and move log for the page are provided below for reference. 18:43, 3 September 2016 RHaworth talk contribs deleted page Classification of orifices (A10: Recently created article that duplicates an existing topic, Orifice plate) 13:11, 8 August 2016 Mackensen talk contribs deleted page Classification of orifices (A1: Very short article lacking sufficient context to identify subject of article)