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Marine Ship Ballast Liquid Tank Manhole Cover With Check Hole

Origin: Made in China
Material: Steel, aluminium
Clear size: 600*400mm etc
Thickness: 6-20mm
Fastener: M20
Charateristic: With Check Hole
Application: Boat Ship Ballast Liquid Tank
Certificate: CCS, BV, ABS, NK etc
Delivery time: 10-30days
Brand: Deyuan Marine

Product Description

Marine Ship Ballast Liquid Tank Manhole Cover With Check Hole


Model Clear size L1 B1 L2 B2 T Stud (Substance) Stud (Check hole) Weight(kg)
L*B mm Diameter Quantity Diameter Quantity
A 600*400 720 520 620 420 6 M20 20 M16 8 68.4
8 75.3
10 81.8
12 26 89.1
800*600 920 720 820 620 8 86.9
10 95.8
12 104.3
14 112.2
16 121.2
18 130.1
20 138.5
B 640*400 720 520 620 420 6 62.6
8 71.9
10 80.7
12 90.3
800*600 920 720 820 620 8 83.5
10 94.7
12 105.5
14 115.9
16 126.1
18 169.5
20 146.8

Marked sample: Model A Ballast liquid tank manhole cover with check hole which size 600*400

Marked as: Manhole cover  6CB/T3981-2008  A600*400-10


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