... : 180mm(7 1/16″)6.Close Scope: 0-180mm7.Control Hydraulic Oil Pressure: 8.4~10.5 Mpa8. Medium: Crude, Gas ... flat gate valves,plug valves ,well head equipment&christmas tree ,choke and kill manifolds,high pressure active elbows, etc.For more ... oProductShow = new AE.run.minisite.productShow(); oProductShow.init( { 'aImgSrc': aBigImageSrc } ); } )(); API 6A Oilfield Equipment Blow Out Preventer