ductile iron manhole cover

These manhole covers are mainly used in areas meant for Pedestrian and Cyclist Use. Such as Service roads , Pathways etc. where vehicular traffic movement are relatively nil.These pain sealed or single sealed manhole covers & Frames are light In weight and can withstand 10 - 15 KN / 1 - 1.5 Tons of load.These manhole covers are offered in Cast Iron and Ductile iron.Light duty manhole covers & Frames comes in different Shapes and Sizes . Square Manhole Covers , Rectangular Manhole Cover and Round Manhole Cover are common shaped manhole covers in this class.Sizes ranges from 100x100 mm Manhole Covers to 900x900 Manhole Covers. 300x300mm Manhole Covers & Frames , 450 Dia Manhole Cover & Frames , 600x600mm Manhole Covers & Frames & 600x450mm Manhole Covers & Frames are the leading sizes in this class of Manhole Covers & Frames.

1) Product information: 
Manhole Covers are manufactured for construction and public use. Manhole Covers shall be smooth and free from sand holes, blow holes, distortion or any other defects 
2) Material 
a) Ductile Iron GGG500-7 & 400-12 
b) Grey Iron GG20 GG25

3) Designs .
a) EN124 A15, B125, C250, D400, E600 and F900 
b) A60005 for casting design 
c) Major standards designs available 
d) As per customers' drawings or samples 
4) Process 
c) Molding boards 
d) Green sand with hand molding 
5) Coating 
a) Cold applied black bitumen 
b) Without coating 
c) Coating as per customers' requirement 
6) Different accessories are available