Ductile Iron Round Manhole Cover with Lock Hinge

Model NO.: Iron Casting casting Form Material: Sand Casting Form Usage Count: Permanent Surface Roughness: Ra12.5 Machining Tolerance: +/-0.02mm Application: Drainage System Clearing Opening: 600 U.W(Kg): 60 Transport Package: Standard Export Package Origin: Hebei, China Casting Method: Sand Casting Casting Metal: Cast Iron Surface Treatment: Sand Blast Coating: Bitume Certification: SGS, CE, ISO 9001:2008 Loading: C250 Hight (mm): 100 Trademark: Mingda Specification: EN124 Specification 

Ductile iron manhole cover 
1. material : grey iron and ductile iron 
2. size standard :EN124
 

Bearing Class / Loading Capacity of Cast Iron Manhole Covers
Class	Apply to	Bearing	Remarks
EN124-A15	Areas where only passed by Pedestrians and Bicycles.	15KN
EN124-B125	Footways, parking lot or similar areas.	125KN	HOT-SELLING
EN124-C250	The edge combinative area of vehicle road and the pavement.	250KN
EN124-D400	Vehicle area and urban arterial road.	400KN	HOT-SELLING
EN124-E600	Shipping port and parking apron area.	600KN
EN124-F900	Airplane taxiway and huge dock.	900KN

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Product Categories : Ductile iron and grey iron casting > Manhole Covers and Frames