Research Article
A New Material Selection Method Based on Weighted Mean Values of Overall Performance Scores from Different Multicriteria Decision-Making Methods
Table 2
Alternative tool holder materials and their properties [
9].
| | Alternative materials | Young’s modulus (C1), GPa | Compressive strength (C2), MPa | Fracture toughness (C3), MPa·m1/2 | Mechanical loss coefficient (C4) | Hardness (C5), HB | Cost (C6), Won/kg |
| | AISI 1020 (A1) | 210 | 330 | 54.5 | 0.00111 | 150 | 0.673 | | AISI 1040 (A2) | 212 | 632.5 | 46 | 0.00117 | 355 | 0.7045 | | AISI 4140 (A3) | 212 | 655 | 87.5 | 0.000515 | 305 | 0.864 | | AISI 6150 (A4) | 206.5 | 1575 | 38 | 0.00026 | 483 | 1.175 | | AISI 8620 (A5) | 206.5 | 360 | 111.5 | 0.00089 | 190 | 0.8665 | | Maraging steel (A6) | 187.5 | 1825 | 80 | 0.00071 | 532.5 | 6.97 | | AISI S5 (A7) | 210 | 1930 | 21 | 0.00002055 | 771 | 7.99 | | Tungsten carbide-cobalt (A8) | 593 | 4405 | 14.05 | 0.00135 | 1250 | 79.6 | | Fe–5Cr–Mo–V (A9) | 212.5 | 1655 | 120 | 0.00113 | 448.5 | 1.73 |
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