ship's manhole

marine manhole cover 1)Material: steel 2)Screw : Stainless Steel 3)Surface treatment: sandblasting 4)Certificate suoly

marine manhole cover

Used for the ship watertight and oil tight manhole cover

With reasonable price and good in quality

Smooth surface without cracks

Good wear and corrosion resistance,never rust

To meet ISO9001;2000

Can issued  BV  CCS ect certificate

TYPE:GB11628-89 A

hole size	L1	B1	R	S	S1	bolt		weight(Kg)
L X B						diameter	quantity
450*350	620	520	260	4	4	M20	20	22.3
				6	4			28.9
				8	6			35.7
				10	8			43.7
500*400	670	570	285	6	4		20	31.5
				8	6			40.5
				10	8			49.5
				12	10			58.3
600*400	770	570	285	8	6		24	46.8
				10	8			57.1
				12	10			67.3
				14	12			77.4
600*450	770	620	310	8	6		24	49.1
				10	8			60
				12	10			70.8
				14	12			81.5
				16	4			82.2

TYPE:GB11628-89 B

hole size	L1	B1	R	S	bolt		weight(Kg)
L X B					diameter	quantity
450*350	620	520	260	4	M20	20	28.77
				6			33.63
				8			36.83
				10			40.84
500*400	670	570	285	6		20	37.62
				8			42.39
				10			47.06
				12			51.93
600*400	770	570	285	8		24	48.67
				10			54.3
				12			59.94
				14			65.58
600*450	770	620	310	8		24	51.61
				10			57.65
				12			63.69
				14			69.73
				16			75.77

TYPE:GB11628-89 C

hole size	D1	S	bolt		weight(Kg)
L X B			diameter	quantity
450	620	4	M20	20	32.03
		6			36.64
		8			41.25
		10			46.04
		12			50.66
600	670	6		26	50.32
		8			57.52
		10			64.92
		12			72.05
		14			79.79

TYPE:GB11628-89 D

hole size	L1	B1	R	B2	B	S	bolt		bolt		weight(Kg)
L X B							diameter	quantity	diameter	quantity
530*430	710	610	752	652	250	10	M20	20	M16	2	116.89
						12					121.6
630*430	810	610	852	652	250	10		24			136.1
						12					141.1
630*480	810	660	852	702	275	10		24			137.6
						12					143.7

TYPE:GB11628-89 E

hole size	L1	B1	L2	B2	R	S	bolt		weight(Kg)
L X B							diameter	quantity
530*430	656	556	698	598	250	14	M20	20	73.02
						18			81.5
630*430	756	556	798	598	250	14		24	83.17
						18			93.4
630*480	756	606	798	648	275	14		24	89.67
						18			98

If you have anything ,pls contacte with me feel free

  

ship's manhole