Boat Long Circular Sunk Type Manhole Cover Without Shield
CB/T 19-2001
Model D1
Long Circular Sunk Type Manhole Cover Without Shield
| Nominal size | L1 | L2 | L3 | B1 | B2 | B3 | S | Fastener | Weight(kg) | |
| Diameter | Quantity | |||||||||
| 450*350 | 450 | 570 | 620 | 350 | 470 | 520 | 14 | M20 | 16 | 116.6 |
| 16 | 121.6 | |||||||||
| 18 | 128.6 | |||||||||
| 600*400 | 600 | 720 | 770 | 400 | 520 | 520 | 14 | 20 | 136.1 | |
| 16 | 142.2 | |||||||||
| 18 | 149.5 | |||||||||
| 800*600 | 800 | 920 | 970 | 600 | 720 | 770 | 14 | 26 | 171.5 | |
| 18 | 182.6 | |||||||||
| 20 | 206.8 | |||||||||
| 800*400 (Oval) | 800 | 930 | 980 | 400 | 530 | 580 | 14 | 24 | 102.8 | |
| 16 | 118.2 | |||||||||
| 20 | 146.2 | |||||||||
Stub is stainlesss steel SUS304 nut material could be steel, brass, stainless steel, as user's option.
Marked sample: Oval Sunk type manhole cover without shield which nominal size 600*400, cover plate thickness 14 .
Marked as: MANHOLE COVER D1 600*400-14 CB/T 19-2001
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