Steel Density and Material Properties Tables
Density, melting point, thermal conductivity, and specific heat for common metals and alloys used in industrial construction.
Metal Properties
| Material | Density (kg/m³) | Melting point (°C) | Thermal conductivity (W/m·K) | Specific heat (kJ/kg·°C) |
|---|---|---|---|---|
| Carbon steel | 7850 | 1420–1540 | 50 | 0.49 |
| Stainless steel 304 | 8000 | 1400–1450 | 16 | 0.50 |
| Stainless steel 316 | 8000 | 1370–1400 | 16 | 0.50 |
| Duplex 2205 | 7850 | 1380–1440 | 19 | 0.48 |
| Cast iron (grey) | 7200 | 1145–1200 | 45 | 0.46 |
| Copper | 8960 | 1083 | 401 | 0.39 |
| Brass | 8500 | 900–940 | 120 | 0.38 |
| Bronze | 8800 | 910–1040 | 75 | 0.34 |
| Aluminium | 2700 | 660 | 237 | 0.90 |
| Titanium | 4500 | 1660 | 22 | 0.52 |
Non-Metal Properties
| Material | Density (kg/m³) | Max temp (°C) | Thermal conductivity (W/m·K) |
|---|---|---|---|
| PTFE | 2200 | 260 | 0.25 |
| EPDM | 1100 | 150 | 0.20 |
| FKM (Viton) | 1800 | 200 | 0.25 |
| Glass fibre | 25 | 500 | 0.04 |
| Mineral wool | 100 | 700 | 0.04 |
| Calcium silicate | 200 | 650 | 0.06 |
| Ceramic fibre | 130 | 1260 | 0.12 |
| Graphite | 2200 | 500 | 120 |
Why Density Matters
Density affects pipe weight, support design, lifting calculations, and shipping costs. When you know the pipe dimensions and material density, you can calculate the weight per metre — essential for structural support design.
Thermal conductivity affects insulation sizing — materials with low conductivity (like stainless steel at 16 W/m·K vs carbon steel at 50 W/m·K) have higher surface temperatures for the same pipe content temperature, and may need less insulation.
How CHI can help
Ask CHI about material properties and to compare densities and conductivities for different metals and alloys. The CHI assistant can look up specific values, explain what each table entry means, and help you cross-reference between different standards and unit systems.