div class=trans-pagebuttonPage 1button div class=trans-image amp-img class=trans-thumb alt=Page 1: arhor DH900 OVAL GEAR FLOW METERS Model selection High … · 2020-03-13 · DH900 OVAL GEAR FLOW METERS Principle of Oval Gear Flowmeter Operation The oval gear flow meter is a kind src=https:reader034fdocumentsinreader034viewer20220504035f808a44ad48455611639e56html5thumbnails1jpg width=142 height=106 layout=responsive amp-img divdiv