Steel Reinforcement Calculator

Calculate steel bar weight for reinforcement.

  • Free Online Tool
  • Instant Results
  • Mobile Friendly
  • No Installation
  • Secure & Private

Understanding This Calculator

Steel Weight Formula

Standard formula for round bars.

Weight (kg) = (D² / 162) × Length

  • D: Diameter in mm
  • L: Length in meters

Example 1

12mm bar, 12m length

  • Unit Wt = 12² / 162 = 144 / 162 ≈ 0.89 kg/m
  • Total = 0.89 × 12 = 10.67 kg

How to Use

  • Enter bar diameter in mm.
  • Enter bar length and quantity.

Frequently Asked Questions

How do I use the Steel Reinforcement Calculator?

Enter your values in the input fields, and the result will appear instantly.

Is this calculator free to use?

Yes, this calculator is 100% free and does not require any registration or subscription.

Is it mobile-friendly?

Absolutely! Our tool is optimized for all devices, including mobile phones, tablets, and desktop computers.