FaavaeinaSaienisi

Uamea taua

uamea taua - e muamua uma auro, siliva ma platinum. Latou e le o noatia i corrosion ma oxidation, ma vaetofia i latou lenei mai isi uʻamea. e itiiti a latou faasao, ae e moni lava e tulaga ese a latou oloa. I le vaega e aofia ai uʻamea tamalii ma platinum, e pei o palladium, ruthenium, iridium, rhodium ma osmium. Platinum uamea o le tulaga mautu vevela eseese, ductility, tetee corrosion, reflectivity ma emissivity, foi conductivity vevela ma le eletise ma uiga maneta maualuga. O nei tulaga ese meatotino faaletino ma vailaau e le gata uʻamea i latou lava, ae faapea foi o latou tuufaatasi ma mea e faaaoga i lo latou faavae: alloys, catalysts, powders, coatings, ata tifaga oxide. Latou e matuai taua lava i le vailaau ma alamanuia petrochemical, faaeletonika, eletise, tekonolosi faaniukilia ma pulu, pepa faaletulafono. O nei uʻamea tuuina a fuafuaina faatuatuaina faatinoga faamaonia, faapea foi fua ma le pulea o masini ma instrumentation.

uʻamea tamalii uma le uiga taua o loo manaomia mo le gaosia o le auro eseese. E faapea o sea meatotino e pei softness, ductility, plasticity, fusing tomai ma isi uʻamea. Ona o le tau maualuga ua valaauina i latou taua.

O le uamea taua sili ona taugata - auro. O le na o uamea o se tasi ei ai se lanu samasama pupula i lona tulaga sili ona mamā. Afai lona faaleleia atili, o le a skyrocket lona atamai. Gold e le o noatia i le ea oxidation, e tetee atu susu i ai. Ona o lona tsenneyshemu meatotino - tetee vailaau o vaega auro uʻamea uma aloaia o le ua sili ona tamalii. Le alamanuia asoa o le faavae o le mama auro alloys taua.

E toatele sili uamea taua papae, e matele i asoa. O uamea o siliva. I le faaopoopo atu i le meateuteu siliva faaaoga mo le gaosia o cutlery, atigi ipu omea. ario Machined aumai e faigofie lava. O lenei uamea ua ductility, plasticity, malleability. E foi faamatalaina e se reflectivity maualuga mo ia, conductivity vevela ma le eletise. O se vaega taua o le ario aveesea faaaogaina i faaeletonika, instrumentation, mo coinage, o le ufiufi o le faata, i ata puʻe. I tausaga talu ai nei, ua faateleina pea le vaaiga lautele o lenei uamea. E susu e le o lava fale o manu ario. E maua paolo pogisa.

Foi uʻamea tamalii aofia platinum ma ona lisi - uamea mamafa ma refractory. I le natura e leai se platinum i lona tulaga sili ona mamā. E tuuina mai i le foliga o se uʻamea filogia faalenatura ma isi uamea taua e pei o palladium, ruthenium, rhodium, osmium, iridium. ua Platinum a maaa maualuga atu nai lo auro ma siliva. tetee vailaau ua itiiti aafia. uʻamea filogia vysokoprobny Platinum ua lautele faaaoga i le gaosia o asoa.

O le faatulagaina o le vaega platinum o palladium. Ana meatotino vailaau o platinum lalo. Ua ia te ia a matagofie, toetoe lava paepae. Palladium e sili ona mama, fetuutuunai, ma maualalo le teʻa palasitika mai le uʻamea vaega platinum. E mafai ona faigofie ona fuli ma aapa atu i le uaea. e le tarnish ma atoatoa Palladium tosina atu i faaiila. O loo i ai i le tuufaatasiga o auro maualalo vasega e faateleina ana meatotino aneti-corrosion.

O le platinum vaega o uʻamea e aofia ai rhodium, resembling lona alumini sinasina bluish. ua faamatalaina ai lenei uamea e se maaa, friability. O loo i ai se reflectivity maualuga fananau mai. ua manatu Rhodium uamea tetee chemically. O lenei uamea e tetee i le aafiaga o le okesene, chlorine, teio, phosphorus. Vailaau ma meatotino faaletino o le o loo faaaogaina rhodium mo -O le mataupu faavae o le auro ma le ario.

Ruthenium - uamea refractory. Maaa ma brittleness ei ai faapea foi ma le rhodium. Lona faaaogaina o lenei o loo maua uamea i totonu o le pepa faaletulafono, i laiti aofaiga maua i alloys platinum.

O se tasi o le uamea vaega platinum o iridium, o le uiga o lea e tutusa i le uiga o ruthenium ma rhodium. O uʻamea uma, o se tasi o le chemically sili ona mautu. Ua faaaogaina malosi i le alamanuia o vailaau.

O le sui mulimuli o uʻamea vaega platinum - osmium. Machining e le mataupu, i insoluble acid. O le osmium alloys ua faailoa atu e faateleina lo latou vailaau tetee ma maaa.

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