Item

SIZE mm

Section Area c m²

Theory Weigth kg/m

Out Area m²/m

B

b

d

r

(7.5 / 5)

75

50

5

8

6.125

4.808

0.245

6

7.260

5.699

0.245

8

9.467

7.431

0.244

10

11.590

9.098

0.244

8/5

80

50

5

8

6.375

5.005

0.255

6

7.560

5.935

0.255

7

8.724

6.848

0.255

8

9.867

7.745

0.254

9/5.6

90

56

5

9

7.212

5.661

0.287

6

8.557

6.717

0.286

7

9.880

7.756

0.286

8

11.183

8.779

0.286

10/6.3

100

63

6

10

9.617

7.550

0.320

7

11.111

8.722

0.320

8

12.584

9.878

0.319

10

15.467

12.142

0.319

10/8

100

80

6

10.637

8.350

0.354

7

12.301

9.656

0.354

8

13.944

10.946

0.353

10

17.167

13.476

0.353

11/7

110

70

6

10.637

8.350

0.354

7

12.301

9.656

0.354

8

13.944

10.946

0.353

10

17.167

13.476

0.353

12.5/8

125

80

7

11

14.096

11.066

0.403

8

15.989

12.551

0.403

10

19.712

15.474

0.402

12

23.351

18.330

0.402

14/9

140

90

8

12

18.038

14.160

0.453

10

22.261

17.475

0.452

12

26.400

20.724

0.451

14

30.456

23.908

0.451

16/10

160

100

10

13

25.315

19.872

0.512

12

30.054

23.592

0.511

14

34.709

27.247

0.510

16

39.281

30.835

0.510

18/11

180

110

10

14

28.373

22.273

0.571

12

33.712

26.464

0.571

14

38.967

30.589

0.570

16

44.139

34.649

0.569

20/12.5

200

125

12

37.912

29.761

0.641

14

43.867

34.436

0.640

16

49.739

39.045

0.639

18

55.526

43.588

0.639

 Gangsteel is large exporter in shipbuilding unequal angle steel in China, We mainly steel grade is DNV ABS LR GL NK KR RINA CCS BVGrade A, Grade B, Grade AH32 Grade AH36 Grade DH32 Grade DH36. Grade D