Intambo ye-Pt-iridium iyi-alloy e-binary esekelwe ku-platinum equkethe i-selenium. Iyisisombululo esiqinile esiqhubekayo ekushiseni okuphezulu. Uma ipholiswa kancane kancane ibe ngu-975 ~ 700 ºC, kwenzeka ukubola kwesigaba esiqinile, kodwa inqubo yokulingana kwesigaba iqhubeka kancane kakhulu. Ingathuthukisa kakhulu ukumelana nokugqwala kwe-platinum ngenxa yokuguquguquka kwayo okulula kanye nokugqwala. Kukhona i-Ptlr10, Ptlr20, Ptlr25, Ptlr30 nezinye izinhlobo, ezinobunzima obuphezulu kanye nendawo yokuncibilika ephezulu, ukumelana nokugqwala okuphezulu kanye nokumelana okuphansi kokuthinta, izinga lokugqwala kwamakhemikhali lingu-58% we-platinum emsulwa, kanti ukwehla kwesisindo se-oxidation kungu-2.8mg/g. Kuyizinto zokuthintana zikagesi zakudala. Isetshenziselwa ukuxhumana okuphezulu kokuvutha kwezinjini ze-aero, ukuxhumana kukagesi kwama-relay anokuzwela okuphezulu kanye nama-motor e-Wei; ama-potentiometer namabhulashi endandatho aqhubayo ezinzwa zokunemba njengezindiza, imicibisholo nama-gyroscopes
Umshini wokusebenza:
Kusetshenziswa kabanzi ezitshalweni zamakhemikhali, kuma-filaments, kuma-spark plugs
| Izinto | Indawo yokuncibilika (ºC) | Ubuningi (G/cm3) | Ama-hardnes e-Vickers Ithambile | Ama-hardnes e-Vickers Kunzima | Amandla okudonsa (i-MPa) | Ukumelana (uΩ.cm)20ºC |
| Iplatinum (99.99%) | 1772 | 21.45 | 40 | 100 | 147 | 10.8 |
| I-Pt-Rh5% | 1830 | 20.7 | 70 | 160 | 225 | 17.5 |
| I-Pt-Rh10% | 1860 | 19.8 | 90 | 190 | 274 | 19.2 |
| I-Pt-Rh20% | 1905 | 18.8 | 100 | 220 | 480 | 20.8 |
| I-Platinum-Ir (99.99%) | 2410 | 22.42 | ||||
| I-Pure Platinum-Pt (99.99%) | 1772 | 21.45 | ||||
| I-Pt-Ir5% | 1790 | 21.49 | 90 | 140 | 174 | 19 |
| I-Pt-lr10% | 1800 | 21.53 | 130 | 230 | 382 | 24.5 |
| I-Pt-Ir20% | 1840 | 21.81 | 200 | 300 | 539 | 32 |
| I-Pt-lr25% | 1840 | 21.7 | 200 | 300 | 238 | 33 |
| I-Pt-Ir30% | 1860 | 22.15 | 210 | 300 | 242 | 32.5 |
| I-Pt-Ni10% | 1580 | 18.8 | 150 | 320 | 441 | 32 |
| I-Pt-Ni20% | 1450 | 16.73 | 220 | 400 | 588 | 34.1 |
| I-Pt-w% | 1850 | 21.3 | 200 | 360 | 588 | 62 |
| Imininingwane: 0.015~1.2(mm) ngocingo oluyindilinga, umucu: 60.1~0.5(mm) | ||||||
| Izinhlelo zokusebenza: Izinzwa zegesi. Izinzwa ezahlukahlukene, izingxenye zezokwelapha. Ama-probe kagesi nokushisa, njll. | ||||||
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