ASTM B817 Type I vs. C74500 Nickel Silver
ASTM B817 type I belongs to the titanium alloys classification, while C74500 nickel silver belongs to the copper alloys. There are 28 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.
For each property being compared, the top bar is ASTM B817 type I and the bottom bar is C74500 nickel silver.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 100 | |
| 120 |
| Elongation at Break, % | 4.0 to 13 | |
| 3.0 to 24 |
| Poisson's Ratio | 0.32 | |
| 0.32 |
| Shear Modulus, GPa | 40 | |
| 44 |
| Tensile Strength: Ultimate (UTS), MPa | 770 to 960 | |
| 390 to 700 |
| Tensile Strength: Yield (Proof), MPa | 700 to 860 | |
| 380 to 600 |
Thermal Properties
| Latent Heat of Fusion, J/g | 410 | |
| 190 |
| Maximum Temperature: Mechanical, °C | 340 | |
| 170 |
| Melting Completion (Liquidus), °C | 1600 | |
| 1020 |
| Melting Onset (Solidus), °C | 1550 | |
| 970 |
| Specific Heat Capacity, J/kg-K | 560 | |
| 390 |
| Thermal Conductivity, W/m-K | 7.1 | |
| 45 |
| Thermal Expansion, µm/m-K | 9.6 | |
| 19 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 1.0 | |
| 9.0 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 2.0 | |
| 9.7 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 36 | |
| 29 |
| Density, g/cm3 | 4.4 | |
| 8.3 |
| Embodied Carbon, kg CO2/kg material | 38 | |
| 3.4 |
| Embodied Energy, MJ/kg | 610 | |
| 54 |
| Embodied Water, L/kg | 200 | |
| 310 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 30 to 120 | |
| 12 to 160 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 2310 to 3540 | |
| 620 to 1540 |
| Stiffness to Weight: Axial, points | 13 | |
| 7.7 |
| Stiffness to Weight: Bending, points | 35 | |
| 19 |
| Strength to Weight: Axial, points | 48 to 60 | |
| 13 to 23 |
| Strength to Weight: Bending, points | 42 to 49 | |
| 14 to 21 |
| Thermal Diffusivity, mm2/s | 2.9 | |
| 14 |
| Thermal Shock Resistance, points | 54 to 68 | |
| 13 to 23 |
Alloy Composition
| Aluminum (Al), % | 5.5 to 6.8 | |
| 0 |
| Carbon (C), % | 0 to 0.1 | |
| 0 |
| Chlorine (Cl), % | 0 to 0.2 | |
| 0 |
| Copper (Cu), % | 0 | |
| 63.5 to 66.5 |
| Hydrogen (H), % | 0 to 0.015 | |
| 0 |
| Iron (Fe), % | 0 to 0.4 | |
| 0 to 0.25 |
| Lead (Pb), % | 0 | |
| 0 to 0.1 |
| Manganese (Mn), % | 0 | |
| 0 to 0.5 |
| Nickel (Ni), % | 0 | |
| 9.0 to 11 |
| Nitrogen (N), % | 0 to 0.040 | |
| 0 |
| Oxygen (O), % | 0 to 0.3 | |
| 0 |
| Silicon (Si), % | 0 to 0.1 | |
| 0 |
| Sodium (Na), % | 0 to 0.2 | |
| 0 |
| Titanium (Ti), % | 87 to 91 | |
| 0 |
| Vanadium (V), % | 3.5 to 4.5 | |
| 0 |
| Zinc (Zn), % | 0 | |
| 21.2 to 27.5 |
| Residuals, % | 0 | |
| 0 to 0.5 |