Expert Guide
Steel / Rebar Calculators
Steel Quantity for Column – Vertical Reinforcement
Quality Inspector
Estimate reinforcement steel weight for vertical columns.
📐 Formula & Method
Volume × Percentage × Density (7850).
Weight (kg) = Volume × % × 78.5
📋 Worked Example
3m × 0.3m × 0.3m (2.5% steel): • Volume = 0.27 m³ • Weight = 0.27 × 0.025 × 7850 ≈ 53 kg
❓ Frequently Asked Questions
As per IS:456, the minimum longitudinal reinforcement is 0.8% of the gross cross-sectional area.
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