Marine Manhole Cover For Sale

  • Standard: ISO5894, CB/T 4392-2014
  • Certification: CCS, Gl, Dnv, ABS
  • Used for the wartertight and oiltight manhole covers
  • Please contact us for all model type

Marine manhole cover is designed to provide access for construction and maintenance personnel. Once the operation is completed, it is essential for the personnel to close the manhole cover before leaving.

Type A Raised Multi Bolts Manhole Cover

Type A marine manhole cover drawing

The CB/T 4392 Type A multi-bolt manhole cover with raised coaming is watertight and oiltight, meeting CB/T 4392 standards. Made of steel with stainless bolts and nuts, it offers customization options for bolt attachment.

Type A marine manhole cover parameter

Type

Nominal Size LXB

L1

B1

L2

B2

L3

B3

S

S1

Fastener

Weight

DIA

QUT

AA

450*350

470

370

548

448

598

498

4

4

M20

18

17.4

500*400

520

420

598

498

648

548

8

6


35.4

600*400

620

420

698

498

748

548

12

10

20

62.4

600*450

620

470

698

548

748

598

16

14

22

88.7

800*600

820

620

898

698

948

748

24

22

26

199.7

AB

800*400

820

420

898

498

948

548

20

18

24

134.9

Type B Flush Ship Manhole Cover

Type B Marine Manhole Cover Drawing

  • Material: Mild Steel, Stainless Steel
  • Bolt & Nut: Stainless steel, bronze, brass
  • Type: BA-oblong type, BB-oval type, BC-square type, BD-round type

Type B Marine Manhole Cover Parameter

Type

Nominal Size LXB

L1

B1

L2

B2

L3

B3

S

Fastener

Weight

DIA

QUT

BA

450*350

470

370

530

430

590

490

4

M20

16

23.8

500*400

520

420

580

480

640

540

10

18

40.1

800*600

820

620

880

680

940

748

18

26

108.1

BB

800*400

820

420

880

480

940

540

20

26

88.9

BC

600*600

620

620

680

680

740

740

22

28

116.3

Ship manhole cover type B always used as tank top cover, and bulkheads access.

Type BD Marine Manhole Cover Parameter

Type

Nominal Size LXB

D1

D2

D3

S

Fastener

Weight

DIA

QUT

BD

φ450

φ470

φ530

φ590

6

M20

18

30.3

14

47.5

φ600

φ620

φ680

φ740

10

22

56.0

22

96.5

Type C Embedded Manhole Cover For Ship

  • Certification: CCS, NK, RS, BV, LR, KR, ABS
  • Model Number: Customized and standard
  • Test: Hydraulic Pressure Test

Type C Marine Manhole Cover Parameter

Type

Nominal Size LXB

L1

B1

L2

B2

L3

B3

S

Fastener

Weight

DIA

QUT

CA

450*350

570

470

510

410

642

542

4

M20

16

47.0

600*450

720

570

660

510

792

642

12

20

118.3

800*600

920

720

860

660

992

792

22

26

227.2

CB

800*400

920

520

860

460

992

592

12

22

121.5

18

146.7

24

171.9

CC

450*350

560

460

510

410

602

502

6

16

47.0

600*400

710

510

660

460

752

552

12

20

90.7

800*600

910

710

860

660

952

752

22

26

196.2

CD

800*400

910

510

860

460

952

552

24

22

151.5

Type D Recessed Multi Bolts Manhole Cover

  • Type: DA, DB
  • Application Type: Water-tight, Oil Tight
  • Bolt & Nuts: M20, Stainless steel, bronze, brass

Type D Recessed Multi Bolts Manhole Cover Parameter

Type

Nominal Size LXB

L1

B1

L2

B2

L3

B3

S

Fastener

Weight

DIA

QUT

DA

450*350

570

470

520

420

622

522

4

M20

16

27.8

8

38.0

10

43.2

600*400

720

520

670

470

772

572

8

20

49.1

16

77.2

600*450

720

570

670

520

772

622

10

20

58.9

14

73.8

800*600

920

720

870

670

972

772

12

26

95.5

22

152.5

DB

800*400

920

520

870

470

970

570

14

22

83.6

20

109.4

24

126.5

Gosea Marine offers a wide range of ship manhole covers. Contact us today to get the best price for desired cover!

Instant Quote Online

Dear friend, you can submit your pressing need online, our staff will promptly get in touch with you. If you have any questions, consult our customer service through online chat or telephone in a timely fashion. Thank you for your request online.

[86] 0411-8683 8503

available from 00:00 – 23:59

Address :Room A306, Building#12, Qijiang Road, Ganjingzi