Steel Manhole Cover with Custom Ventilation for Marine Environments

• After-sales Service: None
• Warranty: 6-12months
• Application: Boat
• Model NO.: Marine manhole cover
• Standard: ISO
• Customized: Customized
• Surface Treatment: Sandblasting
• Material: Steel
• Type: Cover
• Area of Ventilation: 0.023-0.045 M2
• Customization: Available
• Max Clear Size: 1050*2200mm
• Vision: Round Vision Panel Size: Dia. 280mm
• Transport Package: Tito or Tray
• Specification: 700*1500~600*1400
• Trademark: Navigation
• Origin: China

Product Description

Product introduction

Nominal size     L*B	Clear size of opening   L1*B1*R	Cover dimension     L2*B2	Cover plate thickness   t	Coaming		Wing type nut cleat		Weight   Kg
				to thickness	H Height	Diameter	Quantity
450*630	420*600*100	508*688	4	4.6	100   150   200   250   450   600	M16	4	28.7
		512*692	6	6.8				35.4
		516*696	8	8.11				42.0
530*530	500*500*100	588*588	4	4.6				28.5
		592*592	6	6.8				35.1
		596*596	8	8.11				41.7
630*630	600*600*100	688*688	4	4.6		M20		33.5
		692*692	6	6.8				42.4
		696*696	8	8.11				51.2
630*830	600*800*100	688*888	4	4.6				39.7
		692*892	6	6.8				51.2
		696*896	8	8.11				62.3
830*830	800*800*100	888*888	4	4.6			6	51.2
		892*892	6	6.8				65.3
		896*896	8	8.11				79.4
830*1230	800*1200*100	888*1288	4	4.6			8	71.4
		892*1292	6	6.8				91.5

Product display

Introducing the epitome of marine safety and reliability: our Customized A Type Steel Manhole Cover. Seamlessly crafted with precision from premium steel, this cover offers unparalleled protection and durability, engineered to brave the harshest of marine climates. With its robust construction, it ensures an impenetrable seal that guards your vessel's manholes against water and unwanted debris. Elevate your ship's safety standards with this essential marine accessory.

Our uniquely tailored A type design promises a perfect fit for your vessel, providing exceptional protection against water ingress and debris. The ease of installation coupled with its low maintenance makes this manhole cover a vital asset for shipowners focused on maximizing their vessel's performance and lifespan. Choose excellence with our Customized A Type Steel Manhole Cover for Ships, crafted by Zhenjiang Normanship Co., Ltd., and invest in unmatched quality and reliability.

Main product

Company Profile

At Nanjing Lishui Navigation Ship Accessories Co., Ltd., our seasoned team of experts and skilled technicians bring over two decades of experience to the marine fittings industry. Our state-of-the-art facilities include a comprehensive array of workshops specializing in machining, fitting, aluminum alloy, assembly, and auxiliary services, all equipped with advanced production technology and comprehensive support amenities. Our diverse product range features standard and custom marine components such as steel, copper, aluminum, and stainless steel doors, windows, manhole covers, bollards, ladders, mooring ropes, and ventilation heads. Our products are certified by esteemed classification societies including CCS, ABS, GL, LR, BV, DNV, and RLNA. In tune with WTO globalization trends, we adhere to the highest product quality standards, reinforced by the ISO9002 international quality certification system. Our commitment to product serialization, standardization, and global quality benchmarks propels our offerings to unmatched heights.

Our Advantages

Our certificate

1. Can you design products and provide drawings?
Yes, we can design products according to your size specifications and provide detailed drawings.
2. How long does the production cycle take?
Typically, our production cycle ranges from 15-20 working days, subject to the product quantity.
3. Can ship accessories be customized?
Absolutely, we specialize in customization to meet your specific needs.