high quality EN124 GRP well covers
USD $30 - $90 /Set
Min.Order:10 Sets
Jizhou Dongding Chemical Equipment Trade Co., Ltd.
GRP well covers
Product features:
1.No recovery value---It will solve the stolen problem thoroughly.
2.High load capacity---Its high load capacity exceeds the ductile iron.
3.Free-design---It can be designed according to users’ demands, including color, pattern, specification.
4.Long service life-it can be used at least 30 years.
5.Well sealed----it can be used hermetically, and effectively prevent those poisonous gases leaking out from cesspool.
6.No any jangle----There is neither jangle nor rebound when cars pass through.
7.Good wear and corrosion resistance----It will never rust because it has good wear and corrosion resistance.
Applications:
1.Electric power pipeline well; post, telecommunication,communication pipeline well.
2.Street lamp well,fire control well,all kinds of valve wells.
3.City water, drainage pipeline well;heat suplied, gas well;
4.As cover board for anti-corrosion project, open ditch;it as well as can be made according to customers' requirements.
Glass fiber reinforced plastic covers and other traditional manhole cover comparison
| Cement manhole cover | Cast iron manhole cover | Magnesium the manhole cover | Polymer manhole cover | FRP manhole cover |
Wight | 110kg | 130kg | 80kg | 50kg | 30kg |
Resistance to dismantle strength | 15Mpa | 21Mpa above | 21Mpa | 21Mpa | 25.8Mpa |
appearance | Cement color | Black, rust | Colorful, light-colored | Colorful, unfast | Color, level off, smooth |
life | 10 years | 20 years | 10 years | 10 years | 50 years |
Internal strengthen material | Half-round bars | No | Bamboo reinforcement | reinforced | rebar |
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usage | Easy happening drop horn, cracked, breakage phenomenon | The high cost and the rust, easy to steal | Reverse bittern, bibulous, easy weathering | Encounter heat too fragile, encounter heat difficult open and aging | Security, environmental protection, beautify the environment, the cost is low |