D Type Manhole Cover

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D Type Manhole Cover :

We are leading supplier of marine outfitting equipment, such as marine steel doors, marine aluminum door, marine windows, marine hatch cover, marine pilot rope ladder, embarkation rope ladder, gangway ladder , bulwark ladder , A Type Manhole Cover, B Type Manhole Cover, C Type Manhole Cover , D Type Manhole Cover etc.

Exsample of designation:

(1) D type manhole cover with a hole dimension 600*450mm, cover plate thickness S12mm is designated as follows:

Manhole cover A600*450-12 CB/ T19-2001

(2) C type manhole cover with a hole dimensionφ600mm, cover plate thickness S10mm is designated as follows:

Manhole cover C600-10 CB/ T 19-2001

Nominal size	L1	L2	L3	B1	B2	B3	S	Fastenings		Weight (kg)
	mm							Dia.	Q'ty
450*350	450	570	620	350	470	520	14	M20	16	73.1
							16			81.6
							18			90.2
600*400	600	720	770	400	520	570	14		20	83.6
							16			88.8
							18			94.80
800*600	800	920	970	600	720	770	14		26	108.40
							18			120.60
							20			149.80
800*400	800	930	980	400	530	580	14		24	89.40
							16			102.50
							18			127.80

More D Type Manhole Covers can be offered, pls contact us for more details