ASTM B631 Class C vs. AWS BVAu-4
Both ASTM B631 class C and AWS BVAu-4 are otherwise unclassified metals. There are 10 material properties with values for both materials. Properties with values for just one material (13, in this case) are not shown.
For each property being compared, the top bar is ASTM B631 class C and the bottom bar is AWS BVAu-4.
Metric UnitsUS Customary Units
Material Properties
| Density, g/cm3 | 13 to 14 | |
| 17 |
| Elastic (Young's, Tensile) Modulus, GPa | 180 to 190 | |
| 110 |
| Latent Heat of Fusion, J/g | 140 to 150 | |
| 100 |
| Melting Completion (Liquidus), °C | 2090 to 2230 | |
| 950 |
| Poisson's Ratio | 0.32 | |
| 0.4 |
| Shear Modulus, GPa | 66 to 71 | |
| 41 |
| Specific Heat Capacity, J/kg-K | 180 | |
| 190 |
| Stiffness to Weight: Axial, points | 7.4 to 7.6 | |
| 3.6 |
| Stiffness to Weight: Bending, points | 14 | |
| 9.3 |
| Thermal Expansion, µm/m-K | 14 | |
| 14 |