What are in this post?
In this post standard length of TMT bars in meter and feet, standard weight of TMT steel bars (per piece, per meter, per bundle) are covered. Here we have answered some popular and important questions related to standard length and weight of TMT bars. The weight of every size TMT bars are also expressed here.
8mm, 10mm, 12mm, 16mm, 20mm and 25mm steel TMT bars length and weight (per piece, per meter, per bundle) are covered here.
When a person buys a steel bar from a retailer, on many occasions, one hears complaints that the bar taken from the retailer is underweight. Another the most important thing is that if a steel bar has weight less than or more than standard weight, that steel bar is not of good quality. So before buying TMT steel bars, you must know about the standard length and weight of each size TMT bars.
TMT Bars Length and Weight Chart
Table of Contents (toc)
8mm, 10mm, 12mm, 16mm, 20mm and 25mm TMT steel bars standard length and weight as per IS code.
Read this blog post. Never buy TMT bars whose weight is not as similar as I have described here. Note that every TMT bars come with 12 m (or 40 feet) length.
TMT Bars Length and Weight Chart
The standard length of TMT bars and weight (per piece) are given in below table.
TMT Bar Size (in mm)

Length of TMT Bar (in Meter)

Weight of TMT Bar (per Piece)

6

12

2.66 kg

8

12

4.74 kg

10

12

7.40 kg

12

12

10.66 kg

16

12

18.96 kg

20

12

29.62 kg

25

12

46.29 kg

TMT Bars Length Chart (in Meter)
The standard length of each size TMT bars are given in below table. Questionanswer format is also provided.
TMT Bar Size

Length

8 mm TMT Bar Length

12 meter

10 mm TMT Bar Length

12 meter

12 mm TMT Bar Length

12 meter

16 mm TMT Bar Length

12 meter

20 mm TMT Bar Length

12 meter

25 mm TMT Bar Length

12 meter

TMT Bars Length Chart (in Feet)
TMT Bar Size

Length

8 mm TMT Bar Length

40 feet

10 mm TMT Bar Length

40 feet

12 mm TMT Bar Length

40 feet

16 mm TMT Bar Length

40 feet

20 mm TMT Bar Length

40 feet

25 mm TMT Bar Length

40 feet

TMT Bars Weight Chart (Per Piece)
TMT Bar Size

Per Piece Weight

8 mm TMT Bar Weight

4.74 kg

10 mm TMT Bar Weight

7.40 kg

12 mm TMT Bar Weight

10.66 kg

16 mm TMT Bar Weight

18.96 kg

20 mm TMT Bar Weight

29.64 kg

25 mm TMT Bar Weight

46.2 kg

TMT Bars Weight Chart (Per Meter)
TMT Bar Size (in mm)

Per Meter Weight (Unit Weight)

8 mm TMT Bar Weight

0.395 kg

10 mm TMT Bar Weight

0.617 kg 
12 mm TMT Bar Weight

0.888 kg

16 mm TMT Bar Weight

1.58 kg

20 mm TMT Bar Weight

2.47 kg

25 mm TMT Bar Weight

3.85 kg

TMT Bars Weight per Bundle
Formula: Total Weight = No. of TMT bars in a bundle × per piece weight
TMT Bar Size

Per Bundle Weight

8 mm TMT Bar Weight

10×4.74 kg = 47.4 kg

10 mm TMT Bar Weight

7×7.4 kg = 51.8 kg

12 mm TMT Bar Weight

5×10.68 kg = 53.4 kg

16 mm TMT Bar Weight

3×18.96 kg = 56.88 kg

20 mm TMT Bar Weight

2×29.64 kg = 59.28 kg

25 mm TMT Bar Weight

1×46.2 kg = 46.2 kg

Note: The weight of TMT bars may vary by a very small amount from what is described in the tables above.
FAQs
What is the standard length of TMT steel bars in India?
The standard length of TMT steel bars in India is 12 meter or 40 feet.
What is the length of 8mm TMT bar?
The length of 8mm TMT bar is 12 meter or 40 feet.
What is the length of 10mm TMT bar?
The length of 10mm TMT bar is 12 meter or 40 feet.
What is the length of 12mm steel bar?
The length of 12mm TMT bar is 12 meter or 40 feet.
What is the length of 16mm TMT rod?
The length of 16mm TMT bar is 12 meter or 40 feet.
What is the length of 20mm TMT bar?
The length of 20mm TMT bar is 12 meter or 40 feet.
What is the length of 25mm TMT bar?
The length of 25mm TMT bar is 12 meter or 40 feet.
What is the weight of 8mm TMT bar?
The weight of one piece 8mm TMT bar is 4.74 kg. Whereas 8mm TMT bar weight per meter is 0.395 kg and a bundled 8mm bars weight is around 47.4 kg.
What is the weight of 10mm TMT bar?
The weight of one piece 10mm TMT bar is 7.4 kg. Whereas 10mm TMT bar weight per meter is 0.617 kg and a bundled 10mm TMT bars weight is around 51.8 kg.
What is the weight of 12mm steel bar?
The weight of one piece 12mm steel bar is 10.68 kg. Whereas 12mm TMT bar weight per meter is 0.888 kg and a bundled 8mm bars weight is around 53.4 kg.
What is the weight of 16mm TMT rod?
The weight of one piece 16mm TMT rod is 18.96 kg. Whereas 16mm TMT bar weight per meter is 1.58 kg and a bundled 16mm bars weight is around 56.88 kg.
What is the weight of 20mm TMT bar?
The weight of one piece 20mm TMT bar is 29.64 kg. Whereas 20mm TMT bar weight per meter is 2.47 kg and a bundled 20mm bars weight is around 59.28 kg.
What is the weight of 25mm TMT bar?
The weight of one piece 25mm TMT bar is 46.2 kg. Whereas 25mm TMT bar weight per meter is 3.85 kg and a bundled 25mm bar weight is around 46.2 kg.