Rebar Calculator
Formula: (Diameter^2 / 162) x Length
Enter diameter and length in any unit. The calculator converts and outputs rebar weight in kg.
Example
Formula: (Diameter^2 / 162) x Length = (12^2 / 162) x 50 = 44.44 kg
Step-by-step calculation
- Enter bar diameter and unit.
- Enter total length and unit.
- Calculate to get rebar weight in kg.
FAQ
- Why divide by 162?
- This is the standard rebar weight formula.
- Is this for one bar?
- Enter total length for all bars combined.