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Aluminum Coil Weight Calculator
Calculate coil weight, length, area, and PIW for manufacturing and fabrication
📦 Aluminum alloy densities • Supports 1100, 3003, 5052, 6061 • US standard units
📏 Imperial (in, lbs)
📐 Metric (mm, kg)
inches
inches
inches
inches
0 lbs
Coil Weight
0 kg
0 ft
Coil Length
0 m
0 ft²
Total Area
0 m²
0 lb/in
PIW (Weight per inch width)
0 kg/mm
| Parameter | Value (Imperial) | Value (Metric) |
|---|
Calculate aluminum coil weight, length, and PIW — fast, free, no signup
What is an Aluminum Coil Weight Calculator?
An aluminum coil weight calculator helps manufacturers, fabricators, and suppliers estimate the weight, length, and PIW (pounds per inch of width) of aluminum coils based on dimensions and alloy density. This is essential for shipping, material planning, and cost estimation.
How to Use This Calculator
- Select Alloy: Choose from 1100, 3003, 5052, or 6061 aluminum (densities pre-loaded)
- Enter Coil Width: The width of the aluminum coil (inches or mm)
- Enter Material Gauge: The thickness of the aluminum sheet
- Enter OD & ID: Outside and inside diameters of the coil
- Results show coil weight, total length, surface area, and PIW
Key Formulas Used
- Coil Weight: π × (OD² - ID²) ÷ 4 × Width × Density
- Coil Length: Coil Weight ÷ (Width × Gauge × Density)
- PIW (Pounds per Inch of Width): Coil Weight ÷ Width
Aluminum Alloy Density Reference
- 1100 (Commercial Pure): 0.098 lb/in³ | 2.71 g/cm³ — Excellent corrosion resistance, high formability
- 3003 (General Purpose): 0.099 lb/in³ | 2.73 g/cm³ — Most commonly used general-purpose alloy
- 5052 (Marine Grade): 0.097 lb/in³ | 2.68 g/cm³ — Excellent corrosion resistance, high strength
- 6061 (Structural): 0.098 lb/in³ | 2.70 g/cm³ — Heat-treatable, good machinability
Understanding PIW (Pounds per Inch of Width)
PIW is a critical metric for coil handling and processing. It represents the weight per inch of coil width and helps determine if a coil can be safely handled by equipment with specific weight capacity limits.
Industry Applications
- Automotive: Body panels, heat shields, trim
- Construction: Roofing, siding, gutters
- HVAC: Ductwork, fins, housings
- Packaging: Foil, containers, lids
- Transportation: Truck bodies, trailers, marine components
Frequently Asked Questions
- What is the standard aluminum coil width? — Common widths range from 24" to 60", with 48" being standard for many applications.
- How is coil weight calculated? — Weight = Volume × Density, where volume is calculated from OD, ID, width, and gauge.
- What does PIW mean? — Pounds per Inch of Width; it's the coil weight divided by the width in inches.
- Why does alloy density matter? — Different alloys have different densities, affecting total coil weight for the same dimensions.