Product Name : Ф977-100 manhole cover & frame
Specification : Ф1074×100mm
Code : C250 D400
Executive Standard : EN124:1994
Product Color : Black
Product structure : Well cover, well frame, detachable side sealed t t Product material composition: manhole cover, well frame is com d of SMC composite, side seal structure is composed of SMC composite ,304 stainless steel fastener and corrosion resistant rubber
Operating temperature range : -40℃~100℃
Product Application : C250 used for motor vehicle driving roads and parking areas D400 used for freight stations, docks and other heavy vehicles frequently driving roads, venues Product structure diagram and specification dimensions


Cover | Load Rating | Cover Dimension | Depth of Insertion(h) | Cover Diameter (d1) | Cover Diameter (d2) | Weight |
C250 | Φ977×55mm | 30 mm | Φ977mm | Φ966mm | 49Kg | |
D400 | Φ977×55mm | 30 mm | Φ977mm | Φ966mm | 49Kg |
Frame | Cover Dimension | Frame Depth(H) | Frame Outer Diameter(D) | Net Opening (CO) | Weight |
Φ1074×100mm | 100 mm | Φ1074mm | 900 mm | 19Kg |
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