Rebar Weight Calculator

TMT reinforcement bar weight from diameter, length and quantity.

Per IS 1786:2008 · Density 7850 kg/m³

Inputs

Bar diameter (mm)

Length per bar (m)

Quantity (bars)

Steel rate (₹/kg, optional)

Results

Unit weight

0.888

kg/m

Weight per bar

10.65

Bars per tonne

93.9

bars

Total Weight

106.54 kg

0.107 tonnes · 10 bars

₹6,925@ ₹65/kg

Unit weight reference (per IS 1786)

Diameter	kg / metre	kg / 12m bar	Bars / tonne
6 mm	0.222	2.66	375.5
8 mm	0.395	4.73	211.2
10 mm	0.617	7.4	135.2
12 mm	0.888	10.65	93.9
16 mm	1.578	18.94	52.8
20 mm	2.466	29.59	33.8
25 mm	3.853	46.24	21.6
28 mm	4.834	58	17.2
32 mm	6.313	75.76	13.2
36 mm	7.99	95.88	10.4
40 mm	9.864	118.37	8.4

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