B Type Manhole Cover

B Type Manhole Cover
 

Product description:

B Type Manhole Cover :

We are leading supplier of marine outfitting equipment, such as marine steel doors, marine aluminum door, marine windows, marine hatch cover, marine pilot rope ladder, embarkation rope ladder, gangway ladder , bulwark ladder , A Type Manhole Cover , B Type Manhole Cover , C Type Manhole Cover , D Type Manhole Coveretc.

Nominal

size

L1

L2

L3

B1

B2

B3

S

Fastenings

Weight

(kg)

mm

Dia.

Q'ty

450*350

450

470

570

350

370

470

4

M20

16

28.9

6

33.8

8

37.2

10

41.2

600*400

600

620

720

400

420

520

6

20

49.5

8

55.6

10

61.2

12

67.6

800*600

800

820

920

600

620

720

8

26

67.2

10

75.2

12

82.8

14

89.9

800*400

800

830

930

400

430

530

12

24

56.80

14

63.2

16

69.20

18

76.20

More B Type Manhole Covers can be offered, pls contact us for more details