Home Back

How to Calculate MS Square Pipe Weight

MS Square Pipe Weight Formula:

\[ W = \rho \times (a^2 - b^2) \times L \]

kg/m³
meters
meters
meters

1. What is MS Square Pipe Weight Calculator?

Definition: This calculator estimates the weight of mild steel (MS) square pipes based on their dimensions and material density.

Purpose: It helps engineers, construction professionals, and metal workers determine the weight of square pipes for structural calculations and material planning.

2. How Does the Calculator Work?

The calculator uses the formula:

\[ W = \rho \times (a^2 - b^2) \times L \]

Where:

  • \( W \) — Weight of the pipe (kilograms)
  • \( \rho \) — Density of mild steel (kg/m³)
  • \( a \) — Outer side length of square pipe (meters)
  • \( b \) — Inner side length of square pipe (meters)
  • \( L \) — Length of the pipe (meters)

Explanation: The formula calculates the cross-sectional area of the pipe walls (a² - b²), multiplies by length to get volume, then by density to get weight.

3. Importance of Pipe Weight Calculation

Details: Accurate weight calculations are essential for structural integrity assessments, transportation planning, and cost estimation in construction projects.

4. Using the Calculator

Tips: Enter the density (default 7850 kg/m³ for mild steel), outer and inner dimensions in meters, and pipe length. For solid square bars, set inner dimension to 0.

5. Frequently Asked Questions (FAQ)

Q1: What's the typical density for mild steel?
A: Mild steel typically has a density of 7850 kg/m³, which is the default value in the calculator.

Q2: How do I calculate for solid square bars?
A: Set the inner dimension (b) to 0 to calculate weight for solid square bars.

Q3: What units should I use?
A: All dimensions should be in meters for accurate kg results. Convert from mm by dividing by 1000.

Q4: Why is the inner dimension squared in the formula?
A: The formula calculates the area of steel by subtracting the hollow area (b²) from the total area (a²).

Q5: How accurate is this calculation?
A: It provides theoretical weight. Actual weight may vary slightly due to manufacturing tolerances and material composition.

MS Square Pipe Weight Calculator© - All Rights Reserved 2025