1,Type:Circular,square,elliptic
manhole covers,round manhole cover,sanitary manhole cover

sanitary Circular type manhole cover(stainless steel manhole,man way)

1,Type:Circular,square,elliptic   

2,With pressure or without pressure    

3,Material quality:AISI304,AISI316L

Fineness:Inner surface mechanical polish Ra<0.4-0.8um

              Our surface gloss polished or dull polished Ra<0.8um

manhole covers,round manhole cover,sanitary manhole cover,sanitary stainless steel round manhole cover,sanitary stainless steel sight glass round manhole cover