galvanizing na-ekpo ọkụbụ usoro nke ihe igwe ma ọ bụ akụkụ nwere elu dị ọcha na-emikpu n'ime ihe ngwọta zinc a wụrụ awụ, na-emepụta akwa zinc metal n'elu site na mmeghachi omume anụ ahụ na nke kemịkal na interface. Hot-mikpu galvanizing, makwaara dị ka na-ekpo ọkụ-mikpu galvanizing na na-ekpo ọkụ-mikpu galvanizing, bụ irè metal mgbochi corrosion usoro, nke tumadi eji maka elu mgbochi corrosion nke metal owuwu, akụrụngwa na ihe dị iche iche ụlọ ọrụ. Ya mere, ihe bụ àgwà nkena-ekpo ọkụ-mikpu galvanized enweghị nkebi ígwè ọkpọkọ?

1. The isi awọ patches nke dị iche iche nha n'elu galvanized enweghị nkebi ígwè anwụrụ bụ agba dị iche nke galvanizing, nke bụ a siri ike nsogbu na nke ugbu a galvanizing ụlọ ọrụ, tumadi metụtara Chọpụta ọcha ẹdude ke ígwè ọkpọkọ onwe ya na components na bath zinc. Unyi anaghị emetụta arụmọrụ mgbochi corrosion nke ọkpọkọ ígwè, naanị ọdịiche dị na ọdịdị ahụ.

2. A na-eji nwayọọ nwayọọ na-apụta ìhè elu akara n'elu nke ọ bụla galvanized enweghị nkebi ígwè ọkpọkọ, nke niile zinc, nke a kpụrụ site jụrụ na solidification nke zinc mmiri mmiri na-eru n'okpuru ọkpọkọ mgbidi mgbe galvanized enweghị nkebi ígwè ọkpọkọ na-esi na ya pụta. zinc ite.

4. Ụfọdụ ndị ahịa ga-eji eriri njikọ na usoro nke iji galvanized enweghị nkebi ígwè ọkpọkọ pịa uzo. N'ihi akwa akwa zinc nke na-ekpo ọkụ na-ekpo ọkụ na-ekpo ọkụ na-enweghị ntụpọ ígwè, n'okpuru ọrụ nke ike mpụga nke na-ebibi ihe, akụkụ nke galvanized oyi akwa ga-agbawa ma kpochapụ, nke na-enweghị ihe jikọrọ ya na àgwà nke galvanized enweghị nkebi ígwè ọkpọkọ n'onwe ya. .

5. Ụfọdụ ndị ahịa ga-emeghachi omume na e nwere mmiri mmiri odo na galvanized enweghị nkebi ígwè ọkpọkọ (a na-akpọ mmiri mmiri a passivation mmiri mmiri), nke nwere ike passivate metal elu. A na-ejikarị eme ihe maka ọgwụgwọ post-plating nke galvanized, cadmium na mkpuchi ndị ọzọ. Ebumnuche bụ ịmepụta ọnọdụ dị elu n'elu mkpuchi nke nwere ike igbochi mmeghachi omume nkịtị nke ígwè ahụ, meziwanye nguzogide corrosion ya, na ịbawanye mma nke ngwaahịa ahụ. Ọ nwere ike melite nguzogide corrosion nke ọkpọkọ ígwè ma mee ka ndụ ọrụ nke workpiece dịkwuo ogologo.

Mmetụta nchebe nke oyi akwa galvanized na-ekpo ọkụ na-ekpo ọkụ na ọkpọkọ nchara na-adịghị mma dị mma karịa nke agba ma ọ bụ akwa plastik. Na usoro nke na-ekpo ọkụ-mikpu galvanizing, zinc na-agbasa na ígwè na-etolite a zinc-iron intermetallic compound compound, ya bụ, alloy oyi akwa. A na-ejikọta oyi akwa alloy na ígwè na zinc, nke siri ike karịa njikọ dị n'etiti agba na ígwè. A na-ekpughere oyi akwa galvanized na-ekpo ọkụ na gburugburu ikuku na ọ dịghị adapụ ruo ọtụtụ iri afọ ruo mgbe ọ ga-emebisị kpamkpam.

Teknụzụ galvanizing na-ekpo ọkụ nkeenweghị nkebi ígwè ọkpọkọenwere ike kewaa n'ozuzu ka ọ bụrụ ntinye ntinye na ịfụ:

1. itinye akwa. Jiri mmiri dị jụụ ozugbo ị gbanyechara ya. Nkezi ọkpụrụkpụ nke oyi akwa zinc karịrị 70 microns, yabụ ọnụ ahịa galvanizing dị elu, yana ọnụọgụ zinc buru ibu. Na gburugburu ikuku nkịtị maka ihe karịrị afọ 50, e nwere ihe doro anya na ọ na-asọpụta zinc, a pụkwara ịgbanye ọkpọkọ nchara kachasị ogologo ruo 16m.

2. Ịfụ efere. Mgbe galvanizing, a na-afụ n'èzí ma mee ka ọ dị jụụ. Nkezi ọkpụrụkpụ nke oyi akwa zinc karịrị 30 microns, ọnụ ahịa ya dị ala, yana oriri zinc dị obere. Mgbe ihe karịrị afọ 20 ejiri ya na gburugburu ikuku nkịtị, ọ fọrọ nke nta ka ọ bụrụ na ọ dịghị ihe ọ bụla nke mmiri mmiri zinc ka a ga-ahụ. Ahịrị mmepụta zinc zuru oke 6-9m.