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Oval Sunk Type Manhole Cover Without Shield

  • DEYUAN MARINE

Product Description

CB/T 19-2001
 
Model D2
Oval Sunk Type Manhole Cover Without Shield
 
(mm)
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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