... manhole cover, with high bracket, used big vessels with lagging materials.6) TL: flat manhole cover, with low bracket.7) TL: flat manhole cover ,with high bracket ... 5bar8) Dimensions :410x510mm, 320x440mm, 350x450mm9) Material : 304 , 316LNameStainless Steel Sanitary Tank Manhole coverNo.SHSD-MC01Material304,306LSize410x510mm,320x440mm,350x450mmConnectionNoPressure Height75,100,120 ...