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Henan BEBON international co.,ltd located in zhengzhou ,henan province of china. Since it was established in 2008, Henan BEBON has earned an outstanding reputation for its professional exporting shipbuilding steel.About the products,we mainly specialized in steel products for shipbuilding which have been approved by some authoritative classification societies,likeLR,BV,ABS,DNV,GL and so on . Besides, we have three big warehouses--Zhengzhou,Tianjin and shanghai.
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NK D bulb flat shipbuilding steel

NK D bulb flat shipbuilding steel

NK D bulb flat shipbuilding steel is mainly characterized with hot rolled general tensile strength. NK D bulb flat shipbuilding steel has yield strength of 34,100 psi (235 MPa), and ultimate tensile strength of 58,000 - 75,500 psi (400-520 MPa). According to the main characteristics, NK D bulb flat shipbuilding steel is mainly used for shipbuilding and ship repairing, the offshore oil drilling platform, the platform pipe joints and other components.

NK D bulb flat shipbuilding steel Detailed Specification:

Model

Nominal Size (mm)

Section
Area
(cm2)

Weight (kg/m)

Tolerance (mm)

b

t

h

rl

r

b

t

h

HP80×5
HP80×6

80

5

19

4

≤1.5

5.41

4.25

±1.5

+0.7
-0.3

±0.5

6

20

≤2

6.21

4.88

HP100×7
HP100×8

100

7

22.5

4.5

≤2

8.74

6.86

8

23.5

9.74

7.65

HP120×6
HP120×7
HP120×8

120

6

23

5

≤2

9.32

7.32

7

24

10.52

8.26

8

25

11.72

9.20

HP140×7
HP140×8
HP140×10

140

7

26

5.5

≤2

12.43

9.75

±2.0

+1.0
-0.3

±0.8

8

27

13.83

10.85

10

29

≤3

16.63

13.05

HP160×7
HP160×8
HP160×9
HP160×11

160

7

29

6

≤2

14.60

11.46

8

30

16.20

12.72

9

31

17.80

13.97

11

33

≤3

21.00

16.49

HP180×8
HP180×9
HP180×10
HP180×11

180

8

33

7

≤2

18.86

14.80

9

34

20.66

16.22

10

35

≤3

22.46

17.63

11

36

24.26

19.04

HP200×9
HP200×10
HP200×11
HP200×12

200

9

37

8

≤2

23.66

18.57

±3.0

+1.1
-0.3

±0.95

10

38

≤3

25.66

20.14

11

39

27.66

21.71

12

40

29.66

23.28

HP220×10
HP220×11
HP220×12

220

10

41

9

≤3

29.66

22.27

11

42

29.00

24.50

12

43

31.20

26.22

HP240×10
HP240×11
HP240×12

240

10

40

10

≤3

33.49

25.50

11

45

34.89

27.39

12

46

37.29

29.27

HP260×10
HP260×11
HP260×12

260

10

47

11

≤3

36.11

28.35

11

48

38.71

30.39

12

49

41.31

32.43

HP280×11
HP280×12
HP280×13

280

11

51

12

≤3

42.68

33.50

12

52

45.48

35.70

13

53

48.28

37.90

HP300×11
HP300×12
HP300×13

300

11

54

13

≤3

46.78

36.70

12

55

49.79

39.09

13

56

52.79

41.44

HP320×12
HP320×13
HP320×14

320

12

58

14

≤3

54.25

42.60

±4.0

+1.3
-0.3

+1.10

13

59

57.25

45.09

14

60

≤4

60.85

47.60

HP340×12
HP340×13
HP340×14

340

12

61

15

≤3

58.84

46.20

13

62

62.24

48.86

14

63

≤4

65.54

51.50

HP370×13
HP370×14
HP370×15

370

13

66.5

16.5

≤3

69.70

54.70

14

67.5

≤4

73.40

57.60

15

68.5

77.10

60.50

HP400×14
HP400×15
HP400×16

400

14

72

18

≤4

81.48

63.96

15

73

85.48

67.10

16

74

89.48

70.20

HP430×14
HP430×15
HP430×17
HP430×19
HP430×20

430

14

76.5

19.5

≤4

89.70

70.60

15

77.5

94.19

73.90

17

79.5

102.79

80.70

19

81.5

111.39

87.40

20

82.5

115.00

90.80

NK D bulb flat shipbuilding steel is one of the main products in BEBON. Based on good quality, we can sale a large amount of NK D bulb flat shipbuilding steels per mouth.