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| Categories | Ductile Iron Manhole Cover |
|---|---|
| Brand Name: | SHUANGXING |
| Model Number: | Drainage Channel |
| Certification: | ISO |
| Place of Origin: | Cangzhou, Hebei |
| MOQ: | Negotiable |
| Price: | Negotiable |
| Payment Terms: | L/C, T/T, Western Union |
| Supply Ability: | 1000 tons per month |
| Delivery Time: | about 15 days after received the balance money |
| Packaging Details: | wooden pallet/plastic |
| Material: | Ductile Cast Iron |
| application: | sidewalk/highway/airport |
| Standard: | EN124 Standard |
| feature: | anti-frozen/durable/shock absorption/security |
| place of origin: | Cangzhou,Hebei |
Heavy Duty Cast Iron Channel Grating Square Storm Drain Grates For
Drainage
Material | Ductile iron |
Surface Treatment | Painting |
Load | A15 B125 C250 D400 E600 F900 |
Standard | EN124-2015 EN1433 |
Feature | Easy to install noise reduction |
| Eternal Size | Cover Diameter | Clear Opening | Depth | Weight | Loading Capacity |
| φ600mm | φ512mm | φ485mm | 53mm | 55kg | EN124 D400 |
| φ850mm | φ725mm | φ700mm | 100mm | 72kg | EN124 D400 |
| φ850mm | φ680mm | φ650mm | 75mm | 54kg | EN124 C250 |
| φ950mm | φ850mm | 800mm | 100mm | 95kg | EN124 D400 |
| φ1150mm | φ1050mm | φ1000mm | 100mm | 210kg | EN124 D400 |
1. Shallow manhole
It is provided at shallow depth of 75-90cm (2'-3'). It is provided
at the beginning of branch sewer or at a place not subjected to
heavy traffic. It is provided with a light cover at its top it is
also called inspection chamber.
2. Normal Manhole
It is provided in sewer line at depth of 150cm with a heavy cover
on its top. It is generally of square shape (or rectangular shape).
3. Deep Manhole
They are provided at depth greater than 150cm with heavy cover at
the top. The size is gradually increased and a facility for going
down is provided.
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