1)Height:75, 100, 120, 150 2)Standard:DIN, SMS, 3A,ISO, AS 3)Shape : round, elliptical, ... steel man hole cover with pressure 1)Height:75,100,120,1502)Standard:DIN,SMS,3A,ISO,AS3)Shape:round,elliptical ... Tank Manhole coverNo.SHSD-MC01Material304,306LSize410x510mm,320x440mm,350x450mmConnectionNoPressure Height75,100,120,150StandardDIN,3A,SMS,ISO,ASShaperound,elliptical,square