1. What is a Square Pipe Weight Calculator?

Definition: This calculator estimates the weight of square pipes based on material density, outer and inner dimensions, and length.

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

2. How Does the Calculator Work?

The calculator uses the formula:

Where:

• \( W \) — Weight of pipe (kilograms)
• \( \rho \) — Material density (kg/m³)
• \( a \) — Outer side length (meters)
• \( b \) — Inner side length (meters)
• \( L \) — Pipe length (meters)

Explanation: The formula calculates the cross-sectional area (outer area minus inner area) and multiplies by length and density to get weight.

3. Importance of Pipe Weight Calculation

Details: Accurate weight estimation is crucial for structural design, transportation planning, material procurement, and cost estimation.

4. Using the Calculator

Tips:

• Default density is 7850 kg/m³ (mild steel)
• For solid square bars, set inner side length (b) to 0
• Outer dimension must be larger than inner dimension

5. Frequently Asked Questions (FAQ)

Q1: What's the typical density for MS pipes?
A: Mild steel density is typically 7850 kg/m³, but this may vary slightly based on steel grade.

Q2: How do I calculate for rectangular pipes?
A: Use the formula: W = ρ × (a×c - b×d) × L where a,c are outer dimensions and b,d are inner dimensions.

Q3: What if I only know the wall thickness?
A: Inner side length = outer side length - (2 × wall thickness)

Q4: Does this account for pipe joints or fittings?
A: No, this calculates only the straight pipe section. Add extra weight for fittings if needed.

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

Square Pipe Size MS Pipe Weight Chart in kg© - All Rights Reserved 2025