... Flowmeter, Digital Flowmeter, Oil Flowmeter used widely in oil, food industry, Size: 3/4"-3" Flowmeter, Gear Flowmeter, Turbine Flowmeter, Oil Flowmeter ... of repeatability and durability,applying in the petroleum,chemical,food industry,etc. Technical DataModelOGM-A-25OGM-A-40OGM-A-50Size1"1 ...