เมนูนำทาง
ความแข็งของธาตุ (หน้าข้อมูล)
| number | symbol | name | Vickers hardness/ (MN/m²) |
|---|---|---|---|
| 4 | Be | beryllium | 167111 |
| 5 | B | boron | 49000 |
| 13 | Al | aluminium | 167 |
| 22 | Ti | titanium | 970 |
| 23 | V | vanadium | 628 |
| 24 | Cr | chromium | 1060 |
| 26 | Fe | iron | 608 |
| 27 | Co | cobalt | 1043 |
| 28 | Ni | nickel | 638 |
| 29 | Cu | copper | 369 |
| 40 | Zr | zirconium | 903 |
| 41 | Nb | niobium | 1320 |
| 42 | Mo | molybdenum | 1530 |
| 45 | Rh | rhodium | 1246 |
| 46 | Pd | palladium | 461 |
| 47 | Ag | silver | 251 |
| 57 | La | lanthanum | 491 |
| 58 | Ce | cerium | 270 |
| 59 | Pr | praseodymium | 400 |
| 60 | Nd | neodymium | 343 |
| 62 | Sm | samarium | 412 |
| 63 | Eu | europium | 167 |
| 64 | Gd | gadolinium | 570 |
| 65 | Tb | terbium | 863 |
| 66 | Dy | dysprosium | 540 |
| 67 | Ho | holmium | 481 |
| 68 | Er | erbium | 589 |
| 69 | Tm | thulium | 520 |
| 70 | Yb | ytterbium | 206 |
| 71 | Lu | lutetium | 1160 |
| 72 | Hf | hafnium | 1760 |
| 73 | Ta | tantalum | 873 |
| 74 | W | tungsten | 3430 |
| 75 | Re | rhenium | 2450 |
| 77 | Ir | iridium | 1760 |
| 78 | Pt | platinum | 549 |
| 79 | Au | gold | 216 |
| 90 | Th | thorium | 350 |
| 92 | U | uranium | 1960 |
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