Rebar Weight Calculator for RCC Slab
This calculator helps civil engineers, site engineers, quantity surveyors, and students calculate the total reinforcement steel weight required in a slab.
Formula Used
Unit Weight of Steel Bar:
Weight per meter = D² / 162
Where:
- D = Diameter of bar in mm
- 162 = Constant used for steel density
Total Steel Weight:
Total Weight = Number of Bars × Length of Each Bar × Unit Weight
Input Details
Results will appear here.
Steel Bar Unit Weight Reference Table
| Bar Diameter (mm) | Weight (kg/m) |
|---|---|
| 6 | 0.222 |
| 8 | 0.395 |
| 10 | 0.617 |
| 12 | 0.888 |
| 16 | 1.580 |
| 20 | 2.470 |
| 25 | 3.850 |
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