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MS Hollow Round Pipe Weight Chart

Pipe Weight Formula:

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

kg/m³
meters
meters
meters

1. What is MS Hollow Round Pipe Weight Calculator?

Definition: This calculator estimates the weight of mild steel hollow round pipes based on dimensions and material density.

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

2. How Does the Calculator Work?

The calculator uses the formula:

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

Where:

  • \( W \) — Pipe weight (kilograms)
  • \( \rho \) — Material density (kg/m³, 7850 for mild steel)
  • \( OD \) — 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 by length and density to get total weight.

3. Importance of Pipe Weight Calculation

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

4. Using the Calculator

Tips: Enter material density (default 7850 kg/m³ for mild steel), outer diameter, inner diameter (0 for solid rod), and length. All values must be positive numbers with OD > ID.

5. Frequently Asked Questions (FAQ)

Q1: What's the density of mild steel?
A: Standard mild steel density is 7850 kg/m³, but this can vary slightly based on alloy composition.

Q2: How do I measure pipe diameters?
A: Measure outer diameter directly. Inner diameter is OD minus twice the wall thickness.

Q3: What if I have a solid rod instead of pipe?
A: Set inner diameter to 0 to calculate solid rod weight.

Q4: Can I use this for other materials?
A: Yes, just change the density value (e.g., 2700 kg/m³ for aluminum).

Q5: How accurate is this calculation?
A: It's theoretically accurate for perfect cylinders. Real-world variations in wall thickness may cause slight differences.

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