|Catalog Number||A-Cover Size||B-Clear Opening||C-Frame Size||D-Frame Height||E-Duty Class||F-Lockable||sewage cast iron manhole cover||720||700||850||100||D400||yes|
· Shape: Round
· Material: Ductile Iron GJS500-7
· Duty Class: EN124 B125
· Frame Style: Bottom Flange
· Gasket Material: Neoprene
· Lock Material: SS304
· Coating: Black Bitumen
· Standard: EN124-2015
· Surface Pattern:Customized
· Surface text:Customized
We are a leading exporter for sewage cast iron manhole cover from China.
We devoted ourselves to casting industry for many years,has been exporting to Europe, Africa, Australia, etc.
OEM & OED is welcomed, look forward to being partner with for your local market.
We would push you to great success in municipal construction and infrascture project.
round sewage cast iron manhole cover, China
CastKing or OEM
Gray Iron, Ductile Iron, Malleable iron
Cold applied black bitumen Antirust oil, Plating, Paint, Powder Coating, epoxy coating
or as per customers' requirement.
Municipal construction, water supply, sewage system
EN124 A15,B125,C250,D400,E600,F900, or as per customers' drawings or samples.
Anti-noise ,Anti-theft,anti-rust,long life service.
Pallet and wooden case,or as per customers’ requirements
1. High load strength
Less noise and lower vibration transmissions.
2. Against theft,noise and rust.
3. Durable life.
4. Free design
How to choose the suitable duty class of cast iron manhole cover
Class A15 Area which can only be used by pedestrians and pedal cyclists
Class B125 Folkways, pedestrian areas and comparable areas, car parks or parking decks
Class C250 For gratings installed in the area of kerbside channels of roads which, when measured from the Serb edge, extend maximum 0.5 m into the carriageway and maximum 0.2 m into the foot way
Class D400 Arrive ways of roads (pedestrian streets included), hard shoulders and parking areas for all types of road vehicles.
Class E600 Areas subject to high axle loads such as docks and airports
Class F900 Areas subject to very high axle loads such as airports
Hunan Castking Foundry Technology Co.,Ltd