Marine Grade Manhole Cover with Custom Heavy Duty Steel Features

• 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

Elevate your vessel's safety and operational excellence with our meticulously crafted Customized A Type Steel Manhole Cover. Forged with precision from robust steel, this exceptional cover is engineered to withstand the most extreme marine environments, offering an impenetrable seal for your ship's manholes and ensuring long-lasting protection and reliability.

Expertly tailored for a perfect fit, our A type design ensures your specific ship model is safeguarded against water ingress and debris, providing unparalleled defense. Experience effortless installation and minimal upkeep with this indispensable manhole cover—an essential upgrade for shipowners seeking stellar performance and durability for their vessels. Choose our Customized A Type Steel Manhole Cover for Ships from Zhenjiang Normanship Co., Ltd., and sail with confidence, assured by the pinnacle of quality and dependability.

Main product

Company Profile

At Nanjing Lishui Navigation Ship Accessories Co., Ltd., we pride ourselves on our team of seasoned employees and expertly skilled technical professionals, who have dedicated over two decades to the art of crafting superior marine fittings. Our facilities encompass a wide range of specialized workshops, each equipped with cutting-edge production technology and comprehensive amenities. Our diverse product line boasts marine essentials like steel, copper, aluminum, and stainless steel standard and non-standard doors, windows, covers, bollards with ladders, mooring ropes, and ventilation heads. All are certified by esteemed classification societies, including CCS, ABS, GL, LR, BV, DNV, and RLNA. In alignment with WTO globalization trends, we uphold stringent quality standards and requirements. Our commitment to excellence is further demonstrated by our ISO9002 international quality certification system, driving product serialization, standardization, and achieving global quality benchmarks, elevating our products to an unmatched echelon.

Our Advantages

Our certificate

1. Can you design products and provide drawings?
Absolutely, we can design according to the size specifications provided in the design drawings.
2. How long does the production cycle take?
The production cycle generally takes 15-20 working days, contingent on the quantity of products required.
3. Can ship accessories be customized?
Of course, we specialize in custom solutions tailored to your precise needs.