Ho okumu'epekema

Ka mahele heheʻe i ka wahi o ke kēpau

E alakaʻi - metala bluish hue mai he nui kekahi 'umekaumaha , a kūpono kou palena iki paakiki (hiki ke oki me ka pahi). Ka mahele heheʻe i ka wahi o ke kēpau Ua mea me neia e ka mea hiki e hoʻoheheʻeʻia i loko o ke ahi, a ma ka hale. ua koke uhiia Pure alakai me ka'okesaside ho film a me ka tarnish. At maʻamau mahana kēpau mea inert i ka hapanui nāʻakika.

Ka mahele heheʻe i ka wahi o ke kēpau, loaa ole huikala, ka hola ma kahi o 328 degere. I ka hoʻoheheʻeʻia ano o ka metala mai ka castability maikai. I ka ninini ana i ka alakaʻi i loko o ke one punahelu mea pono i ka mea hiki ke hooheheeia he maikai fluidity, a hiki i kēia hopena, i ka mahele heheʻe i ka ua lawe mai ai i ke ana wela ma luna o ka mahele heheʻe i ka wahi o ka hola 100-120 degere. Hiki wawe ka mīkini penei:, forged, kiʻekiʻe ductility metala lamineka e leie aku ia i ka palena iki pepa mānoanoa wale.

Ka baila aʻela i wahi o ke kai i loko o ka laulā 1749 °.

Ma ka moku'āina i hoʻoheheʻeʻia ia i ka nui volatility, a maoli he me ka wela. Kēpau ka lepo, a me ka paʻa o ke alakaʻi i oxides i make i ke kanaka kino. Ke alo i loko o ka meaola o 0,3 g. O ke kēpau a me kona eiiiiiaiou, hiki aku ai i kaʻapu kōheoheo loa. Ma ka crystallization kaʻina hana he nui ke alakaʻi i prone i ka shrinkage, ia mea nui ma kahi o 3.5%. Ka Honua ka pńpa alakai ua pinepine i loaʻa i loko o ka palapala o ka hui, i loko o ke gula palapala, ia mea he pohihihi.

Ua i loaʻa i ka mea, uaʻano nui i loaʻa i loko o ka palapala o ka sulfides i loko o nā pōhaku.

E like me impurities i loko o ka mea e e hehee wale e like me antimony, keleawe, hao, ke tina, bismuth, arsenic, paʻakai, etc. ka hapa nui o na impurities mea undesirable, pakahi aku la ia i loko o ka hana o ka noho pilikia loa, no ka mea, ka mea, alakai i ka hooponopono hou ana o ka Nine Inch, a me mechanical waiwai o ka mea hiki ke hooheheeia. Kiniki a kēpau bismuth emi ia'ku i nāʻakika. Ke alo aku o ka makanekiuma paha kalipuna hiki aku ai i ka mahuahua ma ka ikaika, a me ka mea hiki ke hooheheeia oka a me ka antimony, wehewehe aku ma mau mahuahua ana o ka paakiki.

Ke keleawe maoli ia'ku o ke alakaʻi huahana i sulfuricʻakika, barium a me ka likiuma mahuahua paakiki. Ka mahele heheʻe i ka wahi o ke kai i loko o ka alo ana o impurities, aole ia e undergo mea hou. I ka laulā o ka palapala noi o huahana mai ke alakaʻi i ka laula, nui iho la ia. Major nā mea kūʻai mai o keia mea ua manaoia i ka uwea a me na pu ki-i? Iecaianoaaiiuo, kahi mea, ua hoʻohana 'ia e like me ka uwea wahī, a ma ka hana ana o na pu ki papa.

I ke kēpau pana a me ka pōkā. Ka haahaa mahele heheʻe i ka wahi o ke kēpau ia i loko o ka hala ma ka aiia e pōkā, a ua pana mai.

Anticorrosive hiki o ke kēpau i kona hoʻohana no ana i aiiay, ahu iho ma luna o nä mea i ka hao. Eia hou, ua hoʻomano hoʻohana i kēia waiwai o ke kai i loko o ka hana o ka pena a me varnishes. A nui ke keʻena o ka moku minium, i ke kala i ka papa anuʻu loa kai hapa o ka moku, mea he pigment ma muli o ke kēpau.

Ke kēpau wahi mea hiki ke mālama i ka ka popopo uila a me ka kelepona uwea waiho iho ma lalo o ka lepo, ka wai, a me kaʻenemi kaiapuni. I ka wela e hehee alakai, ke tina, bismuth a me ka cadmium, i loko no ma o ka hana o ka pila fuses. A hiki i kēia lā koi alakai-ʻakika iuo aaoa? I loko o ke kaʻa, a me ka hoomalu ana i na mea he nui 'ē aʻe na hana. Eia naʻe, i loko o nā makahiki ia i hoomaka ai e 'Imi hoʻohana nikala-cadmium iuo aaoa?.

Alakaʻi ma ka haku mele 'ana oka a ua hoʻomano hoʻohana' ia i loko o ka hana o ka babbitt hua ana i solder o ka piuta, a kēpau oka a pai. Haumana i ke kēpau-paleia lakou X-kukuna a me ka radioactive pāhawewe. An ulia iloko i ka makahiki 1986, ma ka Chernobyl, pu e, pili radioactive pāhawewe, ma ka mea e pau ana i ke kaʻina hana ma ka mīkini'ātoma, ka hoʻohana 'ana i mau aa moni o ke alakaʻi i pana a me ke kēpau laina i.

E hoomalu aku i na kanaka ma ka helekopa moe keia ukana, kēpau a lahilahi i hoʻohana. Ke kūlana waiwai o ke kai i loko o keia hihia huli mai e e paʻa mau.

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