Akụkọ ihe mere eme nke galvanizing

Akụkọ ihe mere eme nke galvanizing

N'afọ 1836, Sorel dị na France weputara nke mbụ n'ime ọtụtụ patent maka usoro mkpuchi nchara site n'itinye ya na Zinc a wụrụ awụ mgbe ihichachara ya mbụ.O nyere usoro ahụ aha ya 'galvanizing'.
Akụkọ banyere ịkwọ ụgbọ mmiri malitere n'ihe karịrị afọ 300 gara aga, mgbe otu onye na-ahụ maka ọgwụ na-abịa-chemist rọrọ ihe mere ọ ga-eji mikpuo ígwè dị ọcha n'ime zinc a wụrụ awụ na n'ụzọ tụrụ ya n'anya, ihe mkpuchi ọlaọcha na-egbuke egbuke malitere n'elu ígwè ahụ.Nke a ga-abụ nzọụkwụ mbụ na genesis nke usoro galvanizing.
Akụkọ banyere zinc nwere njikọ chiri anya na nke akụkọ ihe mere eme nke galvanizing;Achọtala ihe ịchọ mma sitere na alloys nwere 80% zinc malitere kemgbe afọ 2,500.Brass, alloy nke ọla kọpa na zinc, ka achọpụtara ma ọ dịkarịa ala narị afọ nke 10 BC, ebe ọla Judia hụrụ n'oge a nwere zinc 23%.
Edemede ahụike India ama ama, Charaka Samhita, nke edere ihe dịka 500 BC, kwuru banyere igwe nke mgbe oxidised mepụtara pushpanjan, nke a makwaara dị ka 'ajị ndị ọkà ihe ọmụma', chere na ọ bụ zinc oxide.Ederede a kọwara iji ya dị ka ude maka anya na ọgwụgwọ maka ọnya mepere emepe.A na-eji Zinc oxide eme ihe ruo taa, maka ọnọdụ anụ ahụ, na ude calamine na mmanụ antiseptik.Site na India, nrụpụta zinc kwagara China na narị afọ nke 17 na 1743 hụrụ ka e guzobere smelter European mbụ na Bristol.
Akụkọ ihe mere eme nke galvanizing (1)
Na 1824, Sir Humphrey Davy gosiri na mgbe ejikọrọ ọla abụọ dị iche iche na eletriki ma na-emikpu n'ime mmiri, corrosion nke otu na-eme ngwa ngwa ebe nke ọzọ nwetara ogo nchebe.Site n'ọrụ a, ọ tụrụ aro na a pụrụ ichebe ala ọla kọpa nke ụgbọ mmiri ndị agha mmiri osisi (ihe atụ mbụ nke nchebe cathodic bara uru) site n'itinye ha efere ígwè ma ọ bụ zinc.Mgbe e ji ígwè na ígwè dochie ihe ndị e ji osisi rụọ, a ka na-eji zinc anodes eme ihe.
N'afọ 1829 Henry Palmer nke ụlọ ọrụ London Dock nyere ikike patent maka 'ibé igwe a kpụrụ akpụ ma ọ bụ corrugated', nchọpụta ya ga-enwe mmetụta dị egwu n'ichepụta ụlọ ọrụ na ịgbanye ọkụ.
Akụkọ ihe mere eme nke galvanizing (2)


Oge nzipu: Jul-29-2022