Hot dip galvanizing, nke a makwaara dị ka galvanizing, bụ usoro nke imikpu ihe ndị dị nchara n'ime zinc a wụrụ awụ iji nweta mkpuchi metal.Electro galvanizing bụ nke a na-akpọkarị "galvanizing oyi" ma ọ bụ "mmiri galvanizing";ọ na-eji electrochemistry, na-eji zinc ingot dị ka anode.Atọm zinc na-atụfu electrons ha wee ghọọ ion wee gbazee n'ime electrolyte, ebe ihe nchara na-eme dị ka anode.Na cathode, ion zinc na-enweta electrons site na nchara ma belata na atom zinc nke a na-edobere n'elu ígwè ahụ iji nweta usoro nke mkpuchi ahụ na-emepụta otu akwa, akwa, na nke ọma na-ejikọta metal ma ọ bụ alloy deposition oyi akwa. Edemede a ga-enye gị nkọwa miri emi nke ọdịiche dị n'etiti abụọ ahụ.
1. Ihe mkpuchi mkpuchi dị iche iche
Ihe mkpuchi itinye galvanized na-ekpo ọkụ na-enwekarị oyi akwa zinc kariri, ihe dịka 40 μm ma ọ bụ karịa, ma ọ bụ ọbụlagodi 200 μm ma ọ bụ karịa.Igwe mmiri na-ekpo ọkụ na-ekpo ọkụ na-adịkarị 10 ruo 20 nke oyi akwa zinc electroplated.Ihe mkpuchi zinc electroplated dị ezigbo mkpa, ihe dịka 3-15μm, na ibu mkpuchi bụ naanị 10-50g / m2.
2. Dị iche iche galvanizing ichekwa
Ọnụ ego eriri igwe galvanized na-ekpo ọkụ enweghị ike ịdị obere.N'ozuzu, kacha nta bụ 50 ~ 60g / m2 n'akụkụ abụọ na kacha bụ 600g / m2.Oghere galvanized nke eriri igwe electro galvanized nwere ike ịdị gịrịgịrị, yana opekempe 15g/m2.Otú ọ dị, ọ bụrụ na mkpuchi ahụ chọrọ ka ọ dịkwuo oke, ọsọ ọsọ nke mmepụta ga-adị ngwa ngwa, nke na-adabaghị maka njirimara usoro nke nkeji oge a.N'ozuzu, kacha bụ 100g/m2.N'ihi nke a, mmepụta nke electro galvanized ígwè mpempe akwụkwọ na-egbochi nke ukwuu.
3. Ọdịdị mkpuchi dị iche
Enwere oyi akwa ngwakọta na-agbaji ntakịrị n'etiti mkpuchi zinc dị ọcha nke mpempe akwụkwọ na-ekpo ọkụ na-etinye galvanized na matriks nchara nchara.Mgbe mkpuchi zinc dị ọcha na-egbuke egbuke, ọtụtụ n'ime okooko osisi zinc na-etolite, na mkpuchi ahụ bụ otu na enweghị oghere.Atọm zinc dị na akwa zinc electroplated na-ebuli elu naanị n'elu efere nchara ahụ, a na-etinyekwa ya n'anụ ahụ n'elu mpempe igwe.E nwere ọtụtụ pores, nke nwere ike ịkpata nrụrụ n'ụzọ dị mfe n'ihi mgbasa ozi na-emebi emebi.Ya mere, efere galvanized na-ekpo ọkụ na-ekpo ọkụ na-eguzogide ọgwụ karịa corrosion electro galvanized plates.
4. Usoro ọgwụgwọ okpomọkụ dị iche iche
Na-ekpo ọkụ tinye galvanized ígwè Ibé akwụkwọ na-adịkarị mere oyi oyi siri ike efere ma na-na-aga n'ihu annealed na-ekpo ọkụ itinye galvanized na galvanizing akara.A na-ekpo ọkụ nchara nchara maka obere oge wee mee ka ọ dị jụụ, ya mere a na-emetụta ike na plasticity ruo n'ókè ụfọdụ.Ọrụ stamping ya dị mma karịa otu efere oyi siri ike dị iche na efere igwe na-ekpo ọkụ na-ekpo ọkụ mgbe ọ na-ekpochapụ na annealing na akara mmepụta ọkachamara.Na-ekpo ọkụ tinye galvanized ígwè Ibé akwụkwọ nwere obere mmepụta ụgwọ na wider ngwa nso, na aghọwo isi iche iche na galvanized mpempe akwụkwọ ahịa.Electro galvanized steel Ibé akwụkwọ na-eji oyi akwa akpọrepu ígwè Ibé akwụkwọ dị ka akụrụngwa, nke bụ isi na-ekwe nkwa otu nhazi arụmọrụ nke oyi Rolling Ibé akwụkwọ, ma mgbagwoju usoro na-abawanye mmepụta ihe.
5. Ọdịdị dị iche iche
N'elu akwa akwa galvanized na-ekpo ọkụ na-esi ike ma na-egbuke egbuke, na n'ọnọdụ siri ike, e nwere okooko osisi zinc;na electro galvanized oyi akwa bụ ire ụtọ na isi awọ (ntọọ).
6. Ngwa dị iche iche scopes na usoro
Hot-mikpu galvanizing kwesịrị ekwesị maka nnukwu components na akụrụngwa;galvanizing na-ekpo ọkụ bụ ibu ụzọ tụtụkọta ọkpọkọ nchara.Iji wepụ ígwè oxide n'elu ígwè ígwè, mgbe pickling, ọ na-agafe ammonium chloride ma ọ bụ zinc chloride ngwọta aqueous ma ọ bụ ammonium chloride na chlorine.Zinc agwakọtara tank mmiri mmiri maka ihicha, wee ziga ya na ebe a na-etinye mmiri na-ekpo ọkụ.
Igwe igwe galvanized na-ekpo ọkụ na-ekpo ọkụ nwere mkpuchi dị mma, mkpuchi dị oke, na enweghị ntụnye unyi.Ọ nwere uru nke mkpuchi otu, adhesion siri ike na ogologo ndụ ọrụ.Hot-mikpu galvanizing nwere mma iguzogide ikuku corrosion nke isi ígwè karịa electro-galvanizing.
Galvanized ígwè mpempe akwụkwọ mere site electroplating nwere ezi nhazi arụmọrụ, ma mkpuchi bụ mkpa na corrosion iguzogide adịghị mma dị ka nke na-ekpo ọkụ tinye galvanized ígwè Ibé akwụkwọ;Ọnụ ọgụgụ nke zinc jikọtara na electro galvanized steel coilis dị obere, na naanị mgbidi ọkpọkọ dị n'èzí ka a na-eji galvanized, ebe galvanizing na-ekpo ọkụ dị ma n'ime ma n'èzí.
Oge nzipu: Nov-17-2023