Wayar Pt-iridium wani alloy ne na tushen platinum wanda ya ƙunshi selenium. Yana da ci gaba mai ƙarfi bayani a babban zafin jiki. Lokacin da sannu a hankali sanyaya zuwa 975 ~ 700 ºC, m lokaci bazuwar faruwa, amma lokaci ma'auni tsari ci gaba a hankali. Yana iya inganta juriya na lalata platinum sosai saboda sauƙin canzawa da oxidation. Akwai Ptlr10, Ptlr20, Ptlr25, Ptlr30 da sauran gami, tare da babban tauri da babban narkewa, babban juriya na lalata da ƙarancin lamba, ƙimar lalata sinadarai shine 58% na platinum mai tsabta, kuma asarar iskar oxygen shine 2.8mg/g. Kayan tuntuɓar lantarki ne na gargajiya. An yi amfani da shi don manyan lambobi masu ƙonewa na injin-aero, lambobin lantarki na relays tare da babban hankali da kuma injin Wei; potentiometers da gogaggen zobe na daidaitattun na'urori masu auna firikwensin kamar jirgin sama, makamai masu linzami da gyroscopes.
Kayan aiki:
Ana amfani da shi sosai a cikin tsire-tsire masu sinadarai, filaments, walƙiya
Kayan abu | Matsayin narkewa (ºC) | Yawan yawa (G/cm3) | Vickers taurin Mai laushi | Vickers taurin Mai wuya | Ƙarfin ƙarfi (MPa) | Resistivity (uΩ.cm)20ºC |
Platinum (99.99%) | 1772 | 21.45 | 40 | 100 | 147 | 10.8 |
PT-Rh5% | 1830 | 20.7 | 70 | 160 | 225 | 17.5 |
PT-Rh10% | 1860 | 19.8 | 90 | 190 | 274 | 19.2 |
PT-Rh20% | 1905 | 18.8 | 100 | 220 | 480 | 20.8 |
Platinum-Ir (99.99%) | 2410 | 22.42 | ||||
Platinum-Pt (99.99%) | 1772 | 21.45 | ||||
Pt-Ir5% | 1790 | 21.49 | 90 | 140 | 174 | 19 |
Pt-lr10% | 1800 | 21.53 | 130 | 230 | 382 | 24.5 |
Pt-Ir20% | 1840 | 21.81 | 200 | 300 | 539 | 32 |
Pt-lr25% | 1840 | 21.7 | 200 | 300 | 238 | 33 |
PT-Ir30% | 1860 | 22.15 | 210 | 300 | 242 | 32.5 |
PT-Ni10% | 1580 | 18.8 | 150 | 320 | 441 | 32 |
PT-Ni20% | 1450 | 16.73 | 220 | 400 | 588 | 34.1 |
Pt-w% | 1850 | 21.3 | 200 | 360 | 588 | 62 |
Ƙayyadaddun bayanai: 0.015 ~ 1.2 (mm) a zagaye waya, tsiri: 60.1 ~ 0.5 (mm) | ||||||
Aikace-aikace: Gas na'urori masu auna sigina. Na'urori masu auna firikwensin daban-daban, kayan aikin likita. Lantarki da dumama bincike, da dai sauransu. |
150 000 2421