Metal Weight Calculator: Calculate Metal Weight by Shape, Size & Type
Use this free Metal Weight Calculator to instantly find the accurate weight of steel, aluminium, copper, brass, or any metal by simply entering its size, shape, and type. Designed for professionals and hobbyists alike.
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What is a Metal Weight Calculator?
A Metal Weight Calculator is a smart online tool that helps you estimate how heavy a piece of metal will be based on its shape, dimensions, and material type. It's widely used in construction, manufacturing, metal fabrication, logistics, and engineering to save time and ensure precision.
Instead of manually applying formulas, users just enter dimensions like length, width, thickness, or diameter, select the metal type, and the calculator automatically computes the weight using standard density values.
Formula Used
To maintain transparency and accuracy, this calculator follows the universally accepted physics formula:
Weight = Volume × Density
Where:
Volume = depends on the shape (e.g., bar, sheet, tube)
Density = fixed property of each metal (e.g., steel ≈ 7850 kg/m³, aluminium ≈ 2700 kg/m³)
This ensures the result is as close as possible to real-world measurements.
How to Use the Metal Weight Calculator (Step-by-Step Guide)
Using the calculator is extremely simple—no engineering degree required! Just follow these quick steps:
Choose your metal type
Select from popular options like Steel, Aluminium, Copper, Brass, Stainless Steel, Titanium, etc.
Select the shape
Pick the shape that matches your material: Round Bar, Sheet, Plate, Pipe, Tube, Wire, Square Bar, or Hex Bar.
Enter the dimensions
Fill in the required fields like length, width, thickness, diameter, or wall thickness depending on the chosen shape.
Select measurement units
Switch easily between metric (mm, cm, m, kg) and imperial (inch, ft, lbs) units.
View results instantly
Instantly view the result in both kilograms and pounds. The result will also display a per-piece weight and a total weight (if multiple items are entered).
Example Scenarios
Let's see how the calculator works in real-world conditions.
Metal: Steel
Diameter: 50 mm
Length: 2 m
Density: 7850 kg/m³
Result: 30.8 kg
≈ 67.9 lbs
Metal: Aluminium
Length: 1 m
Width: 0.5 m
Thickness: 5 mm
Density: 2700 kg/m³
Result: 6.75 kg
≈ 14.9 lbs
Metal: Copper
Outer Dia: 40 mm
Wall Thick: 2 mm
Length: 1 m
Density: 8960 kg/m³
Result: 2.15 kg
≈ 4.7 lbs
Why Use Our Metal Weight Calculator?
Our calculator is designed with accuracy, ease, and versatility in mind—ideal for engineers, fabricators, students, and professionals across industries.
Key Features & Benefits
Supports 25+ Metals
Steel, Aluminium, Copper, Brass, Bronze, Nickel, Titanium, Tungsten, and more.
Real-Time Results
Instant, accurate calculations—no reloads required.
Metric & Imperial Units
Seamlessly switch between mm, cm, m, inches, feet, kg, and lbs.
Mobile Friendly
Works perfectly across smartphones, tablets, and desktops.
Transparent Formula Display
Shows exact formulas for trust and learning.
Completely Free
No signup, no ads, no hidden costs.
Density Chart of Common Metals (at 20°C)
| Metal / Alloy | Density (kg/m³) |
|---|---|
| Steel | 7850 |
| Stainless Steel | 8000 |
| Carbon Steel | 7850 |
| Alloy Steel | 7700 |
| Cast Iron | 7200 |
| Aluminium | 2700 |
| Copper | 8960 |
| Brass | 8500 |
| Bronze | 8800 |
| Titanium | 4500 |
| Nickel | 8900 |
| Tungsten | 19300 |
| Gold | 19320 |
| Platinum | 21450 |
References
- 1. Engineering ToolBox - Metal Densities - https://www.engineeringtoolbox.com
- 2. MatWeb Material Property Data - http://www.matweb.com
- 3. ASM International - Materials Reference - https://www.asminternational.org
The Metal Weight Calculator is an essential tool for anyone working with metals—from construction engineers to jewelry designers. It saves time, ensures accuracy, and helps with budgeting and planning. With instant weight estimations for virtually every metal type and shape.
Whether you're calculating steel bar weight, aluminium plate weight, or copper pipe weight, this calculator offers instant, accurate, and professional-grade results that you can trust worldwide.
Frequently Asked Questions
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Amit Kulkarni
Founder & Editor-in-Chief
Software engineer with 7 years of experience building accurate, reliable calculators. Committed to providing expert-verified tools for finance, health, education, and utilities.