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  Laminorul S.A.           Best Europe steel processing
 
 

Flat bulb steel
• Aproved by Germanischer Lloyd, Det Norske Veritas, Lloyd’s Register, Bureau Veritas

Dimensions and tolerances in accordance with:
EN 10067:1996
SR EN 10067:1999
SR EN 10067/C91:2004

Ship building steels:
GRAD A
GRAD A 36
Scheme

Dimensiuni nominale Nominal dimensions

Dimensiuni pentru Dimensions for

Sectiunea transversala Sectional area

Masa lineara Weight per meter

Suprafata laterala Surface area

Distanta fata de centrul de greutate Centroid

Caracteristici de calcul raportate la axa X – X Section properties

Moment de inertie Moment of inertia

Modul de elasticitate Coefficient of elasticity

b

t

c

r

A

G

U

dx

Ix

Wx

mm

mm

mm

mm

cm2

kg/m

m2/m

cm

cm4

cm3

•80 x 5

80

5

14

4

5.41

4.25

0.189

4.9

33.87

6.91

•80 x 6

80

6

14

4

6.21

4.88

0.191

4.78

38.7

8.1

100 x 7

100

7

16

4.5

8.74

6.86

0.236

5.87

85.3

14.5

100 x 8

8

 15.5  

9.74

7.65

0.238

5.78

94.3

16.3

120 x 6

120

6

17

5

9.32

7.32

0.276

7.21

133

18.5

120 x 7 7 17 5 10.52 8.26 0.278 7.07 149 21

120 x 8

8

17 

11.72

9.2

0.28

6.96

165

23.6

140 x 7

140

7

19

5.5

12.43

9.75

0.32

8.32

241

29

140 x 8

8

 19  5.5

13.83

10.85

0.322

8.18

266

32.5

140 x 10 10 19 5.5 16.63 13.5 0.326 7.99 315 39.5

160 x 7

160

7

22

6

14.6

11.46

0.365

9.66

373

38.6

160 x 8

8

 22

16.2

12.72

0.367

9.5

411

43.3

160 x 9

9

 22  6

17.8

13.97

0.369

9.37

449

47.9

180 x 8

180

8

25

7

18.86

14.8

0.411

10.89

609

55.9

180 x 9

9

25 

20.66

16.22

0.413

10.73

664

61.8

180x10

10

 25  7

22.46

17.63

0.415

10.59

717

67.7

200 x 9*

200

9

28

8

23.66

18.57

0.457

12.12

942

77.7

200 x 10

200

10

 28

25.66

20.14

0.459

11.96

1017

85.1

200 x 11 200 11 28 8 27.66 21.71 0.461 11.82 1091 92.3
200 x 12 200 12 28 8 29.66 23.28 0.463 11.69 1164 99.5
220 x 10 220 10 31 9 29.06 22.80 0.503 13.40 1396 105
220 x 11 220 11 31 9 31.20 24.50 0.505 13.20 1500 113
220x 12 220 12 31 9 33.40 26.20 0.507 13.00 1590 122
•240 x 10 240 10 34 10 32.49 25.50 0.547 14.77 1865 126
•240 x 11 240 11 34 10 34.89 27.39 0.549 14.58 1997 137
•240 x 12 240 12 34 10 37.29 29.27 0.551 14.42 2127 148
•260 x 10 260 10 37 11 36.11 28.35 0.591 16.22 2434 150
•260 x 11 260 11 37 11 38.71 30.39 0.593 16.00 2605 163
•260 x 12 260 12 37 11 41.31 32.43 0.596 15.81 2774 175

 In asimilation process

Dimensiuni

Dimensions

Tolerante

Tolerances

b

t

b

t

>

   
 

120

5

8

±1.5

+0.7

-0.3

120

180

7

11

±2.0

+1

-0.3

180

300

9

13

±3.0

+1

-0.4

Livrare:
Legaturi de la 2.5 pâna la 5 t in lungimi de  fabricatie si lungimi fixe de la 6 m la 21 m. La cerere se pot livra Sablate si Grunduite

Delivery:
Bundles of 2.5 to 5 t with factory lengths and fixed lengths from 6 m to 21 m. If requested can be delivred Shotblasted and Primed

 

 

Flat bulb steel 
Aproved by Marine Register  and River Register from Rusia

In accordance with:
GOST 21937 - 76
Sheep building steels:
GOST 5521 - 93
Scheme

Nominal dimension

h

b

s

r, r1, r2

Sectional area cm2

Weight per meter kg/m

Section proprieties

u-u  tga

Centroid

mm

x - x

y - y

u - u

xo cm

yo cm

Ix cm4

ix cm

Wx cm3

Wx cm3

Iy cm4

iy cm

Iu min cm4

iu min cm

5

50

16

4.0

2.5

2.86

2.25

6.85

1.55

2.2

6.9

0.41

0.38

0.28

0.31

0.14

0.41

3.13

6

60

19

5.0

3.5

4.28

3.36

14.60

1.85

3.9

12.3

0.88

0.45

0.60

0.38

0.14

0.50

3.74

7

70

21

5.0

3.5

5.07

3.98

23.80

2.17

5.4

17.1

1.27

0.50

0.87

0.41

0.13

0.54

4.40

8

80

22

5.0

4.0

5.84

4.58

35.98

2.49

7.1

22.6

1.63

0.53

1.10

0.44

0.12

0.55

5.07

10

100

26

6.0

5.0

8.63

6.76

83.45

3.11

13.2

41.2

3.31

0.62

2.26

0.51

0.11

0.65

6.29

12

120

30

6.5

5.0

11.13

8.75

157.36

3.76

20.9

63.7

5.57

0.71

3.82

0.59

0.11

0.72

7.55

14a

140

33

7.0

6.0

14.05

11.05

271.51

4.39

30.6

93.5

8.61

0.78

5.88

0.65

0.10

0.79

8.82

14б

140

35

9.0

6.0

16.85

13.23

324.11

4.38

38.0

107.7

10.44

0.79

7.48

0.67

0.10

0.84

8.53

16a

160

36

8.0

7.0

17.94

14.08

452.07

5.02

45.0

134.4

12.72

0.84

8.80

0.70

0.09

0.86

9.99

16б

160

38

10.0

7.0

21.11

16.60

531.10

5.00

54.8

154.0

15.20

0.85

10.95

0.72

0.09

0.91

9.75

18a

180

40

9.0

7.0

22.18

17.41

712.53

5.67

64.0

184.3

18.55

0.92

13.00

0.77

0.09

0.93

11.13

18б

180

42

11.0

7.0

25.78

20.24

823.78

5.65

78.0

207.1

21.80

0.92

15.85

0.78

0.09

0.98

10.83

20a

200

44

10.0

8.0

27.36

21.47

1083.40

6.29

87.7

251.9

27.71

1.01

19.44

0.84

0.09

1.02

12.35

20б

200

46

12.0

8.0

31.36

24.60

1236.10

6.28

102.5

280.5

32.08

1.01

23.30

0.86

0.09

1.08

12.06

22a

220

48

11.0

8.5

32.82

25.75

1574.90

6.93

116.3

330.3

38.86

1.09

27.42

0.92

0.09

1.11

13.53

22б

220

50

13.0

8.5

37.22

29.20

1777.30

6.91

134.3

363.0

44.46

1.09

32.28

0.93

0.08

1.16

13.20

24a

240

52

12.0

9.0

38.75

30.42

2217.00

7.56

151.2

423.3

53.10

1.17

37.62

0.98

0.08

1.19

14.71

24б

240

54

14.0

9.0

43.55

34.18

2478.80

7.54

172.4

463.7

60.10

1.17

43.89

1.00

0.08

1.25

14.41

 In asimilation process

 

 
Production
  Hot rolled profiles

 

 
Profiles
 
 
Rails
 
 
Flat bulb steel
 
 
 

 

 
 
 
 
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