Marine Use Aluminum Manhole Cover with Custom Size and Ventilation

• 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

Experience the pinnacle of maritime safety and operational mastery with our expertly engineered Customized A Type Steel Manhole Cover. Crafted from high-strength steel, this cover is designed to excel in the harshest marine conditions, providing a robust shield for your vessel's manholes.

The uniquely tailored A type design assures a perfect fit for your specific vessel model, delivering superior protection against water penetration and debris intrusion. With an easy installation process and minimal maintenance requirements, this manhole cover is an essential enhancement for any shipowner committed to boosting their vessel's performance and longevity. Secure your investment with the unmatched quality and reliability of our Customized A Type Steel Manhole Cover for Ships from Zhenjiang Normanship Co., Ltd.

Main product

Company Profile

Our company, Nanjing Lishui Navigation Ship Accessories Co., Ltd., is proud to employ a team of seasoned experts and skilled technical professionals, each with over 20 years of experience in marine fittings production. We boast an extensive array of workshops, including machining, fitting, aluminum alloy, assembly, and auxiliary workshops, all outfitted with cutting-edge production facilities and comprehensive support amenities. Our diverse product lineup includes an array of marine offerings such as standard and non-standard doors, windows, covers, bollards with ladders, mooring ropes, and ventilation heads, crafted from steel, copper, aluminum, and stainless steel. These products have earned certification from prestigious classification societies like CCS, ABS, GL, LR, BV, DNV, and RLNA. As we align with WTO globalization trends, we've set high benchmarks and rigorous quality standards, achieving ISO9002 international quality certification. This commitment ensures our products meet serialization, standardization, and international quality criteria, elevating them to new heights of excellence.

Our Advantages

Our certificate

1. Can you design products and provide drawings?
Yes, we can provide design drawings tailored to size specifications.
2. How long does the production cycle take?
Typically, the production cycle is 15-20 working days, depending on the quantity of products.
3. Can ship accessories be customized?
Absolutely, customization is available.