Marine Steel Manhole Cover

Marine Steel Manhole Cover

Introduction

Manhole cover is a widely used cabin entrance/exit opening/closing device on board. It is used for construction and maintenance personnel to enter and exit, and is closed immediately after use.

Specifications of Marine Steel Manhole Cover

clear size L*B	L1	L2	B1	B2	S	Dia of fasteners	Qty of fasteners	weight kg
450*350	470	570	370	470	4	M20	16	28.9
					6			33.8
					8			37.2
					10			41.2
600*400	620	720	420	520	6		20	49.5
					8			55.6
					10			61.2
					12			67.6
800*600	820	920	620	720	8		26	67.2
					10			75.2
					12			82.8
					14			89.9
800*400	830	930	430	530	12		24	56.8
					14			63.2
					16			69.2
					18			76.2