Melting points of 400+ Solids (Metals, Alloys, Organic Compounds)
Database and Interactive Phase Evaluation Tool
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⚠️ ENGINEERING NOTICE & EDUCATIONAL DISCLAIMER: This interactive calculator is provided exclusively for preliminary estimation. Melting points can vary based on purity and pressure. No liability is assumed.
Selected Material: -
Melting Point: -
Material Phase: -
Safety Margin to Melting: -
Phase Change Calculations
The conversion between Celsius and Fahrenheit is governed by:
\[ T(^{\circ}F) = T(^{\circ}C) \times 1.8 + 32 \]The Homologous Temperature (\(T_H\)) is used to determine material behavior (creep):
\[ T_H = \frac{T_{operating} (K)}{T_{melting} (K)} \]Industrial Rules of Thumb: Melting & Safety
- Creep Limit: Most metals begin to lose significant structural integrity (creep) at temperatures above 40% to 50% of their absolute melting point in Kelvin (\(T_H > 0.4\)).
- Design Margin: For pressure vessels and piping, operating temperatures should generally remain at least 50°C below the lower bound of the material's melting range.
- Alloy Ranges: Unlike pure metals, most alloys melt over a range (Solidus to Liquidus). Always design based on the Solidus temperature.
- Purity Effect: Impurities usually *lower* the melting point of a substance (Freezing Point Depression).
Please find below the full data table of common materials (metals, alloys, organic compounds) and their melting points, aggregated from validated engineering sources.
- Warning: Values are provided for atmospheric pressure (1 atm).
- Search: Use the calculator above or Ctrl+F on the table below.
| Material | Description / Note | Melting Point (°C) |
|---|---|---|
| Acetic acid | Melting point | 16.77 |
| Acetone | Melting point | -94 |
| Aluminum | Metal | 660.3 |
| Brass | Alloy | 930 |
| Copper | Metal | 1084.6 |
| Iron, Cast | Metal | 1204 |
| Lead | Metal | 327.5 |
| Steel, Carbon | Alloy | 1425 - 1540 |
| Steel, Stainless | Alloy | 1510 |
| Tin | Metal | 231.9 |
| Zinc | Metal | 419.5 |
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