Table 2 Performance parameters of 20CrMnTi material
From: Experimental Research on the Surface Quality of Milling Contour Bevel Gears
Density (\(\text{kg/m}^{3}\)) | Elastic modulus (GPa) | Thermal expansion coefficient (1/℃) | Poisson's ratio | Hardness (HB) |
|---|---|---|---|---|
7800 | 207 | \(5 \times 10^{ - 6}\) | 0.25 | \(\le\) 217 |