Flat Bar Weight Calculator

What is flat bar?

Flat steel refers to steel with width of 12-300mm, thickness of 3-60mm, rectangular section and slightly blunt edge.

Flat steel can be finished steel, and can also be used as blank for welded pipe and thin slab for laminated rolling.

Main uses: as a finished product, flat steel can be used to make hoop iron, tools and mechanical parts, and used as house frame structural parts and escalators in buildings.

Flat Bar Weight Calculator

According to dimension, shape, weight and allowable deviation of hot rolled steel bar (GB / t702-2008), the thickness of hot rolled flat steel is generally 3mm ~ 60mm and the width is 10mm ~ 200mm.

Generally, it can be delivered according to actual weight or theoretical weight in the market.

You can use the following flat steel weight calculator to calculate the weight of flat bar.

Flat Bar Weight Chart

Spec. (mm)

Weight

Spec. (mm)

Weight

Spec. (mm)

Weight

Spec. (mm)

Weight

kg/m

kg/m

kg/m

kg/m

12×4

0.38

16×9

1.15

20×10

1.57

25×8

1.57

5

0.47

10

1.26

22×4

0.69

9

1.77

6

0.57

18×4

0.57

5

0.86

10

1.96

7

0.66

5

0.71

6

1.04

11

2.16

8

0.75

6

0.85

7

1.21

12

2.36

14×4

0.44

7

0.99

8

1.38

14

2.75

5

0.55

8

1.13

9

1.55

16

3.14

6

0.66

9

1.27

10

1.73

28×3

0.66

7

0.77

10

1.41

11

1.9

4

0.88

8

0.88

20×4

0.63

12

2.07

5

1.1

16×4

0.5

5

0.79

25×3

0.59

6

1.32

5

0.63

6

0.94

4

0.79

7

1.54

6

0.75

7

1.1

5

0.98

8

1.76

7

0.88

8

1.26

6

1.18

9

1.98

8

1

9

1.41

7

1.37

10

2.2

 

Spec. (mm)

Weight

Spec. (mm)

Weight

Spec. (mm)

Weight

Spec. (mm)

Weight

kg/m

kg/m

kg/m

kg/m

28×11

2.42

30×16

3.77

32×18

4.52

36×20

5.65

12

2.64

18

4.24

20

5.02

40×3

0.94

14

3.08

20

4.71

36×3

0.85

4

1.26

16

3.53

32×3

0.75

4

1.13

5

1.57

16

3.53

32×3

0.75

4

1.13

5

1.57

30×3

0.71

4

1.01

5

1.41

6

1.88

4

0.94

5

1.25

6

1.69

7

2.2

5

1.18

6

1.5

7

1.97

8

2.51

6

1.41

7

1.76

8

2.26

9

2.83

7

1.65

8

2.01

9

2.51

10

3.14

8

1.88

9

2.26

10

2.82

11

3.45

9

2.12

10

2.54

11

3.11

12

3.77

10

2.36

11

2.76

12

3.39

14

4.4

11

2.59

12

3.01

14

3.95

16

5.02

12

2.83

14

3.51

16

4.52

18

5.65

14

3.36

16

4.02

18

5.09

20

6.28

45×3

1.06

50×4

1.57

56×5

2.2

60×6

2.83

4

1.41

5

1.96

6

2.64

7

3.3

5

1.77

6

2.36

7

3.08

8

3.77

 

Spec. (mm)

Weight

Spec. (mm)

Weight

Spec. (mm)

Weight

Spec. (mm)

Weight

kg/m

kg/m

kg/m

kg/m

6

2.12

7

2.75

8

3.52

9

4.24

7

2.47

8

3.14

9

3.95

10

4.71

8

2.83

9

3.53

10

4.39

11

5.18

9

3.18

10

3.93

11

4.83

12

5.65

10

3.53

11

4.32

12

5.27

14

6.59

11

3.89

12

4.71

14

6.15

16

7.54

12

4.24

14

5.5

16

7.03

18

8.48

14

4.95

16

6.28

18

7.91

20

9.42

16

5.65

18

7.07

20

8.79

63×3

1.48

18

6.36

20

7.85

60×3

1.41

4

1.98

20

7.07

56×3

1.32

4

1.88

5

2.47

50×3

1.18

4

1.76

5

2.36

6

2.97

63×7

3.46

65×8

4.08

70×9

4.95

75×10

5.89

8

3.95

9

4.59

10

5.5

11

6.48

9

4.45

10

5.1

11

6.04

12

7.07

10

4.94

11

5.61

12

6.59

14

8.24

11

5.44

12

6.12

14

7.69

16

9.42

12

5.93

14

7.14

16

8.79

18

10.6

14

6.92

16

8.16

18

9.89

20

11.78

 

Spec. (mm)

Weight

Spec. (mm)

Weight

Spec. (mm)

Weight

Spec. (mm)

Weight

kg/m

kg/m

kg/m

kg/m

16

7.91

18

9.19

20

10.99

80×3

1.88

18

8.9

20

10.21

75×3

1.77

4

2.51

20

9.69

70×3

1065

4

2.36

5

3.14

65×3

1.53

4

2.2

5

2.94

6

3.77

4

2.04

5

2.75

6

3.53

7

4.4

5

2.55

6

3.3

7

4.12

8

5.02

6

3.06

7

3.85

8

4.71

9

5.65

7

3.57

8

4.4

9

5.3

10

6.28

80×11

6.91

85×12

8.01

90×14

9.89

95×14

10.44

12

7.54

14

9.34

16

11.3

16

11.93

14

8.79

16

10.68

18

12.72

18

13.42

16

10.05

18

12.01

20

14.13

20

14.92

18

11.3

20

12.35

30

21.2

22

16.41

20

12.56

90×3

2.12

95×3

2.24

25

18.84

85×3

2

4

2.83

4

2.98

28

20.88

4

2.67

5

3.53

5

3.73

30

22.37

5

3.34

6

4.24

6

4.47

100×3

2.36

6

4

7

4.95

7

5.22

4

3.14

7

4.67

8

5.65

8

5.97

5

3.93

 

Spec. (mm)

Weight

Spec. (mm)

Weight

Spec. (mm)

Weight

Spec. (mm)

Weight

kg/m

kg/m

kg/m

kg/m

8

5.34

9

6.36

9

6.71

6

4.71

9

6.01

10

7.07

10

7.46

7

5.5

10

6.67

11

7.77

11

8.2

8

6.28

11

7.34

12

8.48

12

8.95

9

7.07

100×10

7.85

105×7

5.77

110×4

3.45

110×28

24.18

11

8.64

8

6.59

5

4.32

30

25.91

12

9.42

9

7.42

6

5.18

120×3

2.83

14

10.99

10

8.24

7

6.04

4

3.77

16

12.56

11

9.07

8

6.91

5

4.71

18

14.13

12

9.89

9

7.77

6

5.65

20

15.7

14

11.54

10

8.64

7

6.59

22

17.27

16

13.19

11

9.5

8

7.54

25

19.63

18

14.84

12

10.36

9

8.48

28

21.98

20

16.49

14

12.09

10

9.42

30

23.55

22

18.18

16

13.82

11

10.36

105×3

2.47

25

20.61

18

15.54

12

11.3

4

3.3

28

23.08

20

17.27

14

13.19

5

4.12

30

24.73

22

19

16

15.07

 

Spec. (mm)

Weight

Spec. (mm)

Weight

Spec. (mm)

Weight

Spec. (mm)

Weight

kg/m

kg/m

kg/m

kg/m

120×20

18.84

125×14

13.74

130×10

10.21

140×10

10.99

22

20.72

16

15.7

11

11.23

11

12.09

25

23.55

18

17.66

12

12.25

12

13.19

28

26.38

20

19.63

14

14.29

14

15.39

30

28.26

22

21.5

16

16.33

16

17.58

125×3

2.94

25

24.53

18

18.87

18

19.78

4

3.93

28

27.48

20

20.41

20

21.98

5

4.91

30

29.44

22

22.45

150×3

3.53

6

5.89

130×3

3.06

140×3

3.3

4

4.71

7

6.67

4

4.08

4

4.4

5

5.89

8

7.85

5

5.1

5

5.5

6

7.07

9

8.83

6

6.12

6

6.59

7

8.24

10

9.81

7

7.14

7

7.69

8

9.42

11

10.79

8

8.16

8

8.79

9

10.6

12

11.78

9

9.18

9

9.89

10

11.78

150×11

12.95

150×14

16.49

150×18

21.2

150×20

23.55

12

14.13

16

18.84

 

 

 

 

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