
Sewer covers drain covers
Material: cast iron, ductile iron
GJS500-7 & EN124
Size: customized or standard
LOGO embed: available
Loading ability: from B125 to F900
Certification: CE, ISO
Product Description
We are manufacturer for making sewer covers drain covers; Our manhole covers produced and tested according to EN124 standard;
Castking has more than 800 workers and 2 advanced produce line, can make more than 1000pcs manhole covers each day.
Since 1993, we started to produce and sell, now, we have exported cast iron covers and frame to more than 50 countries and regions.
Sewer covers drain cover is one of the most common products in municipal engineering. It is installed on sewers and rainwater ditches, and sealed to prevent other people from accidentally falling.
Ductile iron as its raw material has very good mechanical properties and can carry a lot of weight, which is why the use of ductile iron manhole covers is very common.
At the same time, the ball mill cast iron Sewer covers drain cover has good anti-corrosion performance, and can be coated with asphalt to further enhance the anti-rust ability.
Specifications
Dimension | Details |
Shape | Round |
Diameter | from 200-1500mm |
Depth | from 10-400mm |
Material | Ductile iron GJS500-7 |
Loading ability | EN124 |
Customize | Available |
Lock | Lock and hinge available |
Size | Cutomized size and shape available |

Loading class
Manhole cover loading class, there are 6 different class accoring to EN124 standad, it`s A15, B125, C250, D400, E600, F900. Different loading class means different application. Normally, A15, B125, C250 for pavement, depestrain, park; D400 E600 for main road and highway; E600-F900 for airport, dock.
Group | Loading class | Application |
#. Group 1 | A15 | Pedestrain, pavement |
#. Group 2 | B125 | Driveway |
#. Group 3 | C250 | Car parks |
#. Group 4 | D400 | Main road, highway |
#. Group 5 | E600 | Industrial area |
#. Group 6 | F900 | Docks & airport |