GB T 9945 2012 Bulb Flats - Marine Steel Sections - Hi-sea

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GB T 9945 2012 Bulb Flats

GB/T 9945-2012 Bulb Flats

Application:

The Bulb flats are made of specialized marine steel. Besides, the bulb flats steel normally used for main structure of vessels, so that this kind of steel is popular in shipbuilding industry. The manufacture of marine steel is certified by high-reputation classification societies, such as CCS, ABS, DNV-GL, KR, and etc. If you have any specific requirements, we also can customize for you. For more details, welcome to contact us.

The available steel grades provided by us are as below:

ABS Grade: AB/A, AB/AN, AB/B, AB/BN, AB/D, AB/DN, AB/E, AB/EN, AB/AH32, AB/AH32N, AB/DH32, AB/DH32N, AB/EH32, AB/EH32N, AB/AH36, AB/AH36N, AB/DH36, AB/DH36N, AB/EH36, AB/EH36N, AB/AH40, AB/AH40N, AB/DH40, AB/DH40N, AB/EH40, AB/EH40N

BV Grade: BVA, BVB, BVD, BVE, BVAH32, BVDH32, BVEH32, BVAH36, BVDH36, BVEH36, BVAH40, BVDH40, BVEH40

CCS Grade: CCSA, CCSB, CCSD, CCSE, CCSAH32, CCSDH32, CCSEH32, CCSAH36, CCSDH36, CCSEH36, CCSAH40, CCSDH40, CCSEH40

DNV Grade: NV A, NV B, NV D, NV E, NV A32, NV D32, NV E32, NV A36, NV D36, NV E36, NV A40, NV D40, NV E40

GL Grade: GL-A, GL-ATM, GL-B, GL-BTM, GL-D, GL-DTM, GL-E, GL-ETM, GL-A32, GL-A32TM, GL-D32, GL-D32TM, GL-E32, GL-E32TM, GL-A36, GL-A36TM, GL-D36, GL-D36TM, GL-E36, GL-E36TM, GL-A40, GL-A40TM, GL-D40, GL-D40TM, GL-E40, GL-E40TM

KR Grade: KRA, KRB, KRD, KRE, KRAH32, KRDH32, KREH32, KRAH36, KRDH36, KREH36, KRAH40, KRDH40, KREH40

LR Grade: LRB, LRD, LRE, LRAH32, LRDH32, LREH32, LRAH36, LRDH36, LREH36, LRAH40, LRDH40, LREH40

NK Grade: KA, KB, KD, KE, KA32, KD32, KE32, KA36, KD36, KE36, KA40, KD40, KE40

RINA Grade: RINA-A, RINA-B, RINA-D, RINA-E, RINA-AH32, RINA-DH32, RINA-EH32, RINA-AH36, RINA-DH36, RINA-EH36, RINA-AH40, RINA-DH40, RINA-EH40

Dimensions:

Model

Nominal Dimension

mm

b

t

h

r1

r

80×5

80

5

19

4

≦1.5

80×6

80

6

20

4

≦2

100×7

100

7

22.5

4.5

≦2

100×8

100

8

23.5

4.5

≦2

120×6

120

6

23

5

≦2

120×7

120

7

24

5

≦2

120×8

120

8

25

5

≦2

140×7

140

7

26

5.5

≦2

140×8

140

8

27

5.5

≦2

140×10

140

10

29

5.5

≦3

160×7

160

7

29

6

≦2

160×8

160

8

30

6

≦2

160×9

160

9

31

6

≦2

160×11

160

11

33

6

≦3

180×8

180

8

33

7

≦2

180×9

180

19

34

7

≦2

180×10

180

10

35

7

≦3

180×11

180

11

36

7

≦3

200×9

200

9

37

8

≦2

200×10

200

10

38

8

≦3

200×11

200

11

39

8

≦3

200×12

200

12

40

8

≦3

220×10

220

10

41

9

≦3

220×11

220

11

42

9

≦3

220×12

220

12

43

9

≦3

240×10

240

10

44

10

≦3

240×11

240

11

45

10

≦3

240×12

240

12

46

10

≦3

260×10

260

10

47

11

≦3

260×11

260

11

48

11

≦3

260×12

260

12

49

11

≦3

280×11

280

11

51

12

≦3

280×12

280

12

52

12

≦3

280×13

280

13

53

12

≦3

300×11

300

11

54

13

≦3

300×12

300

12

55

13

≦3

300×13

300

13

56

13

≦3

320×12

320

12

58

14

≦3

320×13

320

13

59

14

≦3

320×14

320

14

60

14

≦4

340×12

340

12

61

15

≦3

340×13

340

13

62

15

≦3

340×14

340

14

63

15

≦4

370×13

370

13

66.5

16.5

≦3

370×14

370

14

67.5

16.5

≦4

370×15

370

15

68.5

16.5

≦4

400×14

400

14

72

18

≦4

400×15

400

15

73

18

≦4

400×16

400

16

74

18

≦4

430×14

430

14

76.5

19.5

≦4

430×15

430

15

77.5

19.5

≦4

430×17

430

17

79.5

19.5

≦4

430×19

430

19

81.5

19.5

≦4

430×20

430

20

82.5

19.5

≦4


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