Marine Manhole Cover Tupe

Marine Manhole Cover Tupe:

China Marine Manhole Cover Tupe:

The main function of the marine manhole cover is to ensure that the waves and rainwater will not invade the cargo hold, and it is easy to operate, open and close quickly, which is conducive to shortening the ship's berthing time.

Technical Data:

Nominal Size	L1	L2	L3	b1	b2	b3	s	Fastener		Weight
Nominal Size	mm							Diameter	number	Weight
450*350	450	470	570	350	370	470	4	M20	16	23.2
450*350	450	470	570	350	370	470	6	M20	16	30.8
450*350	450	470	570	350	370	470	8	M20	16	36.9
450*350	450	470	570	350	370	470	10	M20	16	45.8
600*400	600	620	780	400	420	520	6	M20	20	48.8
600*400	600	620	780	400	420	520	8	M20	20	59.2
600*400	600	620	780	400	420	520	10	M20	20	69.3
600*400	600	620	780	400	420	520	12	M20	20	79.6
800*600	800	820	920	600	620	720	8	M20	26	52.4
800*600	800	820	920	600	620	720	10	M20	26	65.8
800*600	800	820	920	600	620	720	12	M20	26	78.2
800*600	800	820	920	600	620	720	14	M20	26	90.2

Nominal Size	L1	L2	L3	b1	b2	b3	s	Fastener		Weight
Nominal Size	mm							Diameter	number	Weight
450*350	450	470	570	350	370	470	4	M20	16	28.9
450*350	450	470	570	350	370	470	6	M20	16	33.8
450*350	450	470	570	350	370	470	8	M20	16	37.2
450*350	450	470	570	350	370	470	10	M20	16	41.2
600*400	600	620	780	400	420	520	8	M20	20	49.5
600*400	600	620	780	400	420	520	10	M20	20	55.6
600*400	600	620	780	400	420	520	12	M20	20	61.2
600*400	600	620	780	400	420	520	14	M20	20	67.6
800*600	800	820	920	600	620	720	12	M20	26	67.2
800*600	800	820	920	600	620	720	14	M20	26	75.2
800*600	800	820	920	600	620	720	16	M20	26	82.8
800*600	800	820	920	600	620	720	18	M20	26	89.9
800*600	800	930	930	400	430	530	12	M20	24	56.8
800*600	800	930	930	400	430	530	14	M20	24	63.2
800*600	800	930	930	400	430	530	16	M20	24	69.2
800*600	800	930	930	400	430	530	18	M20	24	76.2

Nominal Size	L1	L2	L3	b1	b2	b3	s	Fastener		Weight
Nominal Size	mm							Diameter	number	Weight
450*350	450	470	650	350	470	550	10	M20	16	116.6
450*350	450	470	650	350	470	550	12	M20	16	121.6
450*350	450	470	650	350	470	550	14	M20	16	128.6
600*400	600	720	800	400	520	600	10	M20	20	136.1
600*400	600	720	800	400	520	600	12	M20	20	142.2
600*400	600	720	800	400	520	600	14	M20	20	149.5
800*600	800	920	1000	60	720	800	10	M20	26	171.5
800*600	800	920	1000	60	720	800	12	M20	26	182.6
800*600	800	920	1000	600	720	800	14	M20	26	206.8
800*400	800	930	1010	400	530	610	12	M20	24	102.8
800*400	800	930	1010	400	530	610	14	M20	24	118.2
800*400	800	930	1010	400	530	610	18	M20	24	146.2

Nominal Size	L1	L2	L3	b1	b2	b3	s	Fastener		Weight
Nominal Size	mm							Diameter	number	Weight
450*350	450	470	620	350	470	520	14	M20	16	73.1
450*350	450	470	620	350	470	520	16	M20	16	81.6
450*350	450	470	620	350	470	520	18	M20	16	90.2
600*400	600	720	770	400	520	570	14	M20	20	83.6
600*400	600	720	770	400	520	570	16	M20	20	88.8
600*400	600	720	770	400	520	570	18	M20	20	94.8
800*600	800	920	970	600	720	770	14	M20	26	108.4
800*600	800	920	970	600	720	770	18	M20	26	120.6
800*600	800	920	970	600	720	770	20	M20	26	149.8
800*400	800	930	980	400	530	580	14	M20	24	89.4
800*400	800	930	980	400	530	580	16	M20	24	102.5
800*400	800	930	980	400	530	580	20	M20	24	127.8

Picture:

Product Advantage:

1.Satisfactory Quality
2.Competitive Price
3.Prompt Delivery
4.7x24 hours service

Packing and Delivery：

1. Standard Export Packing or Seaworthy Packing, if you have special requirement, please specify when inquiry.
2. Fast Delivery, delivery time can negotiate when order.

How to Order?

1. Please inform us the model, type or size you need.
2. Please inform us the quantity to make the best price for you.
3. Shipment Model: Air or Sea shipment.
4. Special requirement if any.