
Cast iron covers and frames
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 cast iron covers and frames; 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.
Cast iron covers and frames are an indispensable part of urban road construction. There are usually pipes laid under the road, and the connection between the pipes and the ground depends on this.
Generally used with manhole, it can be used in road construction, sewage treatment, municipal water supply, gas pipeline, power supply, rainwater evacuation and other industries.
Long time cooperation
Since 1993, we started to produce manhole covers and gully grates, now, we have exported cast iron covers and frame to more than 50 countries and regions.
We cooperate with customers in the most sincere way to win-win. We have many customers who have cooperated for more than 10 years. Quality assurance and thoughtful service are the principles we have always pursued.
Specifications
Dimension | Details |
Shape | Round & Squre & Rectangular |
Length | 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 |