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name Manhole Cover, Cast Iron or Ductile Iron Manhole Cover
material ductile iron GGG50/7, gray iron
standard EN124/1433/1563
class A15,B125,C250,D400,E600,F900
shape Round
Size 600*600,840*840, 850*850 or as per customers' drawing
paint bituminous black
advantage Non-slip and safe, easy installation, easy to clean, excellent anti-pressure and attractive appearance
molding DISA Line
process Drawing-mould making-raw casting-sand blasting-rough machining-surface treatment-product inspection
application footway, pedestrians, car parks, aircraft pavements
certificate BSI, ISO9001:2000