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TYPE CD MANHOLE COVER
Nominal size
L1
B1
L2
B2
L3
B3
S
Fastener
Weight
D.
Qty
800×400
910
510
860
460
952
552
12
M20
22
105.5
14
113.2
16
120.8
18
128.5
20
136.2
22
143.9
24
151.5