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📏 Rebar Calculator

Bar weights using the standard D²/162.2 formula.

Enter length and quantity to see the weight.

Standard unit weights (kg/m)

⌀8

0.395

⌀10

0.617

⌀12

0.888

⌀16

1.578

⌀20

2.466

⌀25

3.853

⌀32

6.313

Add 5-7% wastage and laps for ordering.