पीतल  हिन्दी देवनागरी में पढ़ें।

pital ka lota

pital ek mishr dhatu hai, jo jaste aur tanbe ke snyog se banayi jati hai. tanbe men jasta milane se tanbe ki samarthy, chaumadapan aur kathorata badh jati hai. yah vriddhi 36 pratishat jaste tak niyamit roop se hoti hai, lekin bad men keval samarthy men vriddhi adhik spasht roop se dekhi ja sakati hai. pital men 2 se lekar 36 pratishat tak jasta rahata hai. aj bazar men bartanon ki dukanon par ispat (stil) ke atirikt pital ke bartanon ki bhi adhik mang hai. pital ka karobar din-pratidin badhata ja raha hai. pital ki sabase badi visheshata yah hai ki isase nirmit vastuen adhik tikaoo aur akarshak hoti hain.

prakar

tanba jaste ke sath do nishchit yaugik Cu2Zn3 aur CuZn banata hai aur do kism ke thos vilayan banate hain, jinhen 'ailpha viliyan' aur 'bita vilayan' kahate hain. pital pradhanat: do kism ka hota hai. ek men tanba 64 pratishat se adhik rahata hai. yah samavayav ailphavilayan hota hai. doosare men tanba 55.64 pratishat rahata hai. isamen 'ailpha' aur 'bita' donon vilayan rahate hain. sadharanat: pahale prakar ke pital men 70 pratishat tanba aur 30 pratishat jasta aur doosare kism ke pital men 60 pratishat tanba aur 40 pratishat jasta rahata hai.[1]

rng v kalee

pital tanbe ki apeksha adhik majaboot hota hai. isaka rng bhi adhik akarshak hota hai. kuchh pital safedi lie pile rng ke aur kuchh lali lie pile rng ka hota hai. any dhatuon ke rahane se rng aur chimadapan bahut kuchh badal jata hai. pital tany hota hai aur asani se pita aur kharada ja sakata hai. is par kalee bhi bhali prakar se chadhati hai. vishesh karyon ke lie pital men kuchh any dhatuen, jaise- varg, sisa, ailyuminiyam, mainganiz, loha aur nikal dhatuen bhi milaee jati hain.

dhatu matra

pital ki parat

samany pital ki chadaron men do bhag tanba aur ek bhag jasta rahata hai. karatoos pital men 70 bhag tanba aur 30 bhag jasta rahata hai. nikal pital men 50 bhag tanba, 45 bhag jasta aur 5 bhag nikal rahata hai. aise pital ki tanan kshamata oonchi hoti hai. yadi jaste ki matra 45 pratishat bhag hi rakhi jae, to 12 pratishat nikal tak tanan kshamata badhati jati hai. 45 bhag tanba, 45 bhag jasta aur 10 bhag nikal vala pital safed rng ka hota hain. ise 'nikal pital' ya 'jarman silvar' bhi kahate hain. 'aikh' dhatu men 60 bhag tanba, 38 bhag jasta aur 2 bhag loha rahata hai. 'stero' dhatu men kuchh adhik loha rahata hai.[1]

nirmit vastuen

vah pital men tanba 60-62 bhag, jasta 40-38 bhag aur sisa 2-3 bhag rahata hai, us par kharad achchhi chadhati hai. mainganiz kansa men 60 bhag tanba, 40 bhag jasta aur alp mainganiz rahata hai. yadi mainganiz 2 pratishat rahe, to usaka rng chokolet ke rng-sa ho jata hai. yah khidakiyon ke sanche banane ke lie achchha samajha jata hai. pital ke snghanitr nalon ko banane ke lie 70 bhag tanba, 29 bhag jasta aur ek bhag bng vala pital achchha hota hai. kam jaste vale pital ka rng sunahara hota hai. aise pital 'pinchabek'[2], 'taubaink'[3] athava 'gilding dhatu'[4] ke nam se bazar men bikata hai. pital ka adhikansh prayog thali, katore, gilas, lote, gagare, hnde, devataon ko moortiyan, unake sinhasan, mandiron ke ghnte, anek prakar ke vady yntr, tale, pani ki totiyan, makanon men lagane vale saman aur garibon ke lie gahane banane men hota hai. pital se nirmit vastuen lohe ki apeksha adhik majaboot hoti hain aur inamen jng bhi nahin lagata hai.[1]


panne ki pragati avastha
adhar
prarambhik
madhyamik
poornata
shodh

tika tippani aur sndarbh

  1. 1.0 1.1 1.2 varma, phooladevasahay. pital (hindi). . abhigaman tithi: 09 joon, 2013.
  2. dhundhala sunahara, 7-11 bhag jasta
  3. sunahara, 10-18 bhag jasta
  4. 3-8 bhag jasta

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