Circular Hollow Pipe Weight Chart

Pipe Weight Formula:

\[ W = \frac{\rho \times \pi \times (OD^2 - ID^2) \times L}{4} \]

Material Density (ρ):

kg/m³

Outer Diameter (OD):

meters

Inner Diameter (ID):

meters

Length (L):

meters

Pipe Weight (kg):

1. What is a Circular Hollow Pipe Weight Calculator?

Definition: This calculator estimates the weight of a circular hollow pipe based on its dimensions and material density.

Purpose: It helps engineers, fabricators, and construction professionals determine pipe weights for structural calculations, transportation, and material planning.

2. How Does the Calculator Work?

The calculator uses the formula:

\[ W = \frac{\rho \times \pi \times (OD^2 - ID^2) \times L}{4} \]

Where:

\( W \) — Pipe weight (kilograms)
\( \rho \) — Material density (kg/m³)
\( OD \) — Outer diameter (meters)
\( ID \) — Inner diameter (meters)
\( L \) — Pipe length (meters)

Explanation: The formula calculates the cross-sectional area of the pipe wall and multiplies it by length and density to get total weight.

3. Importance of Pipe Weight Calculation

Details: Accurate weight calculations are essential for structural integrity, transportation planning, cost estimation, and load-bearing capacity assessments.

4. Using the Calculator

Tips:

Enter material density (default 7850 kg/m³ for steel)
Specify outer and inner diameters in meters
Enter pipe length in meters
For solid rods, set inner diameter to 0

5. Frequently Asked Questions (FAQ)

Q1: What are typical density values for common materials?
A: Steel: 7850 kg/m³, Aluminum: 2700 kg/m³, Copper: 8960 kg/m³, PVC: 1380 kg/m³.

Q2: How do I convert diameters from inches to meters?
A: Multiply inches by 0.0254 to get meters (1 inch = 0.0254 meters).

Q3: What if my pipe is solid (no hollow center)?
A: Set the inner diameter (ID) to 0 in the calculator.

Q4: How accurate is this calculation?
A: It provides theoretical weight. Actual weight may vary slightly due to manufacturing tolerances.

Q5: Can I calculate weight per foot/meter?
A: Yes, set length to 1 meter (or 0.3048 for 1 foot) to get weight per unit length.