Product Name : Φ977-100 Sealed and Locked inspection manhole cover & frame Product
Specification : Φ1080X100mm
Code : D400
Enforcement Standard : EN124：1994
Color : Black
Product Structure : cover, frame, inspection sub-cap, seals and locks Composition of product material: manhole cover, l frame, inspection sub-cap consists of SMC composite material, seals and locks consist of 304 stainless steel fastener and corrosion resistant rubber
Operating temperature range : -40℃~100℃
Application Field : Used for frequent road and ground for heavy vehicles such as freight terminal and wharf
Resist load = 40 tons
Product structure diagram and specification dimensions:
| Cover | Load Rating | Cover Dimension | Depth of Insertion(h) | Cover Diameter (d) | Weight |
| D400 | Φ1008×115 | 100 mm | Φ980mm | 50Kg | |
| Central Cover | Central Cover Dimension | Depth of Insertion(h1) | Cover Diameter d1 | Central Cover Clean Opening (co ) | Weight |
| Φ420×60 | 60 mm | Φ420mm | 350 mm | 10.5Kg | |
| Frame | Frame Dimension | Frame Depth(H) | Frame Outer Diameter (D) | Net Opening (CO) | Weight |
| Φ1080×100 | 100 mm | Φ1080mm | 900 mm | 21Kg |
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