Ductile casting manhole cover It is painted with industrial diyeConical Round Manhole CoverMaterial*EN GJS 500/7 & DIN GGG 50Class*F 900Product Info Product weight is 500 kg. Manufactured in compliance with EN124 NotesWeight tolerance: plus or minus 2 kg (up to 24 kg)plus or minus 3 kg (24�125 kg)and plus or minus 4 kg (over 125 kg).