Mɔ̃ɖaŋudɔwɔlawo kple xɔtulawo kafuae le afisiafi Galvanized Steel ɖe eƒe zinc si wotsɔ sa vɔe si da gbe le eɖokui ŋu ta. Ga mɔxenu wɔdɔɖeamedzi sia wɔa dɔ abe ametakpɔnu si le ŋgɔgbe ene tso xɔxlɔ̃ me. Gake menye nusi me gblẽ le eŋu keŋkeŋ o. Atikewo ƒe nɔnɔme siwo me wowɔa adã le kple dzoxɔxɔ si nu sẽ ate ŋu agbã ametakpɔnu sia kabakaba.
Nyametsotsowɔla geɖe doa go kuxi ɣaɣla aɖe le gbeadzi. Dzadzraɖo si mesɔ ɖe anyigba dzi o, nusiwo wotsɔ blaa nu wògbɔa eme si mewɔ ɖeka o, alo beléle na eŋu ƒe ɖoɖo si mesɔ o ate ŋu aɖe zinc ƒe ƒuƒoƒoa ɖa vevie. Ne esia dzɔ la, ènaa xɔxlɔ̃ kabakaba tsɔ wu be nàxe mɔ ɖe enu. Ele be nàse zinc ƒe atikewɔwɔ si me kɔ nyuie gɔme be nàƒo asa na dɔa ƒe kpododonu sesẽwo.
Nyati sia na ɖoɖo sesẽ aɖe si dzi woato ada nusiwo wotsɔ blaa ametakpɔnuwo kpɔ. Míaɖo beléle na wò dɔwɔƒea ƒe ɖoɖo siwo me kɔ. Àsrɔ̃ alesi woawɔ dɔwɔƒewo ƒe anyigba dzi dzadzraɖo na nu xoxowo abe a gakpo si wotsɔ galvanized wɔe kple xɔtuɖaŋu ƒe akpa siwo wowɔ.
Nu Vevi Siwo Wotsɔna Yia Nu
Zinc patina si kpɔa ame ta la hiã ɣleti 6 va ɖo 24 hafi wòate ŋu atrɔ ɖe yame ƒe nɔnɔme ŋu bliboe; zinc si me yame ƒe nɔnɔme me gblẽ o tsɔtsɔ tsyɔ edzi dzadzraɖo tɔxɛ aɖeke manɔmee naa kakaɖedzi be adhesion do kpo nu.
Nuto siwo gbɔ eme (siwo gogo 100°C + fafa gã) ateŋu ahe 'polarity reversal,' vɛ si ana zinc nawɔ kabakaba—tsɔ wu be wòaxe mɔ ɖe—gakpo ƒe xɔxlɔ̃ nu.
Ele be dzadzɛnyenye si wowɔna edziedzi nawɔ dɔ le pH ƒe didime si nye 6 va ɖo 12 me pɛpɛpɛ; tsidzadza si me acid le alo bleach si me alkaline le ana zinc si le eme la nalɔ.
Mɔ̃ɖaŋununya ƒe ʋuʋu (abe ka brɔs alo sanding over-sanding) ɖea zinc si le dɔ wɔm la ɖa, si wɔnɛ be yame ƒe oxidation enumake.
Dɔwɔƒewo ƒe nutsyɔtsyɔ fũ bia be woawɔ ɖe sweep blasting standards (SSPC-SP 16) dzi pɛpɛpɛ eye woaɖo kpe edzi to chromate dodokpɔ (ASTM B 201) dzi.
Gɔmedzedze: Gɔmesese Gɔmesese kple 'Polarity Reversal'.
Màte ŋu akpɔ ga si wotsɔ wɔe ta ne mèse eƒe gɔmedzedze ƒe atikewɔwɔ gɔme o. Seɖoƒe vovovowo le zinc ƒe atikewo ƒe kadodo siwo wozãna ɖaa ŋu. Ele be míade dzesi seɖoƒe siawo be míawɔ ametakpɔnu nyui aɖe.
Mɔnu si Wotsɔ Daa Ame Ðokui
Zinc nyea vɔsa anode. Le elektrikŋusẽ ƒe dɔwɔwɔ me la, zinc tsɔa eya ŋutɔ ƒe oxidation ɖoa nɔƒe gbãtɔ. Eɖea asi le eƒe elektrɔnikwo ŋu bɔbɔe be yeakpɔ gakpo si le eme la ta. Ne ame aɖe ƒo nu ɖe edzi la, zinc si ƒo xlãe la awɔ nu atsɔ axe mɔa ƒe gbagbãƒea. Esia kpɔa gakpo si le ete si ŋu woate ŋu adze bɔbɔe la ta le ŋutilã kple elektrikŋusẽ gome.
Nutome ƒe Dzesiwo (Ne Zinc Do Do kpo Dɔwɔwɔ) .
Togbɔ be tenɔnɔ ɖe nɔnɔme sesẽwo nu hã la, nutome ƒe liƒo sesẽwo le anode-mɔ̃ sia si wotsɔ sa vɔe ŋu. Ne wotso dzidzenu siawo la, egblẽa nu le nyatia ŋu kabakaba.
pH Dzidada: Zinc hiã na pH ƒe nɔnɔme si li ke. Egblẽna kabakaba le pH fesre si le dedie si nye 6 va ɖo 12. Dɔwɔƒewo ƒe ɖiƒoƒo sesẽ nana tsidzadza si me acid dzana le, si wɔnɛ be nutome ƒe pH ƒe agbɔsɔsɔ dzi ɖena kpɔtɔna va ɖoa 4 alo esi mede nenema o. Le go bubu me la, atike sesẽ siwo wotsɔ klɔa nu siwo me alkali le la wu pH 12. Nusiwo gbɔ eme evea siaa ɖea mɔxenu si kpɔa ame ta la ɖa.
Galvanic Corrosion: Ga siwo mesɔ o dome kadodo tẽ gblẽa nu ŋutɔ. Ne ètsɔ ga si mewɔa dɔ boo o, abe akɔbli alo akɔbli ene, da ɖe zinc ƒe ƒuƒoƒoa ŋu la, eʋãa elektrikŋusẽ zazã kabakaba. Zinc la tsɔa eɖokui saa vɔe bliboe be yeatsɔ akpɔ akɔbli si te ɖe eŋu ta, si wɔnɛ be gakpo si le ete la nɔa ƒuƒlu keŋkeŋ.
Polarity Reversal Nudzɔdzɔa
Dzoxɔxɔ kple tsidzadza hea kpododonu ƒe nɔnɔme si me afɔku le ŋutɔ si woyɔna be polarity reversal vɛ. Zi geɖe la, esia dzɔna le teƒe siwo dzoxɔxɔ sesẽ le siwo gogo 100°C tsɔ kpe ɖe fafa gã ŋu. Zi geɖe la, agbledeƒewo ƒe dzoxɔxɔnamɔ̃wo, dzoxɔxɔnamɔ̃wo, kple dɔwɔƒewo ƒe nusiwo ŋu wotrɔ asi le le dzoxɔxɔ me la toa nudzɔdzɔ sia me.
Le dzoxɔxɔ ƒe nɔnɔme tɔxɛ siawo me la, anyigba ƒe nɔnɔme trɔna. Zinc la wɔa dɔ tsɔ wɔa zinc oxide (ZnO) kple zinc hydroxide (Zn(OH)2). Nu siawo trɔa elektrikŋusẽ si le zinc ƒe ƒuƒoƒoa me keŋkeŋ. Zinc la trɔna zua cathode, eye gakpo si le ete la zua anode. Nuɖoanyia zɔna ɖe megbe koŋ. Le esi teƒe be zinc la natsɔ eɖokui asa vɔe la, enaa gakpoa ƒe gbeɖuɖɔ kabakaba.
Egbɔkpɔnu ƒe Ðoɖo: Ametakpɔnu Evelia ƒe Nutsyɔtsyɔwo Me Dzodzro
Ɣeaɖewoɣi la, zinc ƒe ƒuƒoƒo si le gɔmedzedzea me la hiãa ŋusẽ evelia. Ele be nuƒlelawo natia awudziwui ƒe egbɔkpɔnu nyuitɔwo na a galvanized steel coil alo agbalẽ si wowu enu. Nyametsotso ƒe matriki si gbɔna la ma nutsyɔnu ƒe hatsotso gbãtɔ etɔ̃awo me.
1. Kɔkɔ Coats (Asthetic & Kekeli Dɔwɔwɔ) .
Zãzã ƒe Nɔnɔme: Awudziwui siwo me kɔ wɔa dɔ nyuie wu ne èdi be yealé ga ƒe atsyɔ̃ɖoɖo gbãtɔa ta esime nèle UV kple oxidation ƒe tsitretsitsi kpem ɖe eŋu.
Dzesi Siwo Woatsɔ Ada Dɔa Me:
Gloss & Transparency: Di nusiwo gblɔ gloss level si lolo wu 90. Esia nana be nudidi siwo le keklẽm ŋutɔ la gakpɔtɔ le dzedzem. Gloss ratings si bɔbɔ ɖe anyi ana ga si wotsɔ wu enu la naɖiɖi.
Atikewɔwɔ: Ele be nàtia High-Solids coatings kple Turbo coats siwo ƒuna kabakaba. Tiatia siwo nye High-Solids naa film si le kpekpem wu kple low volatile organic compounds (VOC). Zi geɖe la, wobiaa gaƒoƒo 36 va ɖo 48 ƒe dɔyɔyɔ. Turbo-wuwo ƒuna kabakaba ŋutɔ gake wokpɔa mɔxenu ta si le tsɛ vie wu.
Seɖoƒe: Zinc yeye si wɔa dɔ ŋutɔ la gbea akɔtaɖonu siwo me kɔ si wozãna ɖaa zi geɖe. Ne wometsɔ atike tɔxɛ siwo blaa nu o la, ɖeko awudziwui si me kɔ la avuvu le agbalẽ gãwo me.
2. Dɔwɔwɔ Deŋgɔ Polymer & Polyester Coatings
Zãzã ƒe Nɔnɔme: Èhiã nutsyɔnu siawo na fafa kple dzoxɔxɔ si gbɔ eme ƒe nɔnɔmewo. Ne polarity reversal nye afɔku si wonya le wò dɔwɔƒea la, ke amadede siwo wozãna ɖaa la ado kpo nu.
Dzesidede Dzesidede: Polymer alo polyester ƒe ɖoɖo wɔa dɔ abe dzɔdzɔme kple dzoxɔxɔ ƒe mɔxenu blibo ene. Eɖea tsidzadza kple dzoxɔxɔ ƒe nusiwo hea ame vɛ la ɖa keŋkeŋ. Ne èɖe ga la ɖe vovo tso teƒe si ƒe dzoxɔxɔ nye 100°C la, èkpɔa zinc la ƒe vɔsa ƒe nɔnɔmewo ta dedie.
3. Dɔwɔƒewo ƒe Amadede Dɔwɔɖoɖowo & Zinc-Kesinɔtɔ Primers
Zãzã: Tia ɖoɖo siawo hena xɔtuɖaŋu takpɔkpɔ sesẽ le dɔwɔƒewo ƒe teƒe siwo gblẽa nu le wo ŋu ŋutɔ.
Dzesidede Dzesidede: Ne dɔa ƒe nɔnɔmewo bia be woata nu la, ele be nàzã nutata siwo me zinc sɔ gbɔ ɖo tẽ ɖe ga ŋu. Atike ƒe asiléƒe si hiã na nusi wotsɔ wɔa nu siae mele asitsatsa ƒe amadede siwo wozãna ɖaa me o. Amadede siwo wozãna ɖaa la avuvu kabakaba le zinc la ƒe anyigbadzinuwɔwɔ si lolo ta.
Secondary Coating Tsɔtsɔ Sɔ Kple Wo Nɔewo ƒe Nɔnɔmetata
Nusiwo wotsɔ blaa nu ƒe Ƒomedodo |
Zãzã Gbãtɔ ƒe Nya |
Viɖe Vevietɔ |
Seɖoƒe Vevietɔ |
Awudziwui Siwo Me Kɔ |
Atsyɔ̃ɖoɖo takpɔkpɔ, xɔme xɔtuɖaŋu zazã |
Eléa ga ƒe dzedzeme me ɖe asi, UV ƒe tsitretsitsi |
Zi geɖe la, zinc yeye si wometsɔ yame ƒe nɔnɔme me gblẽ o gbenɛ |
Polymer / Polyester ƒe ƒuƒoƒo |
Dzodoƒe, teƒe siwo tsi dzodzoe le |
Exea mɔ na dzoxɔxɔ ƒe polarity ƒe tɔtrɔ |
Ebia be woawɔe pɛpɛpɛ le dɔwɔƒe |
Zinc-Kesinɔtɔ Primers + Amadede |
Dɔwɔƒe kpekpewo, xɔtuɖaŋu gakpo ƒe xɔtunuwo |
Dzɔdzɔmeŋusẽ kple atike ƒe mɔxenu gãtɔ kekeake |
Ebia sesẽ sweep blasting prep |
Dɔwɔƒewo ƒe Anyigba Dzadzraɖo: Adhesion Bottleneck
Anyigba ƒe nɔnɔmetata gbegblẽe nye nusi bɔ wu le B2B dɔwɔwɔwo me. Àte ŋu aƒle polymer-nulénu si xɔ asi wu ɖesiaɖe si li. Ado kpo nu kokoko ne womedzra nusi wotsɔ ɖo edzi la ɖo nyuie o.
Ame Tsitsi ƒe Ɣeyiɣikɔntabubu (Yeye vs. Yame ƒe Nɔnɔme) .
Ga yeye ƒe nuwɔna to vovo na ga xoxo tɔ. Oxide siwo doa kplamatse nu le nusiwo wowɔ yeyee me. Zi geɖe la, adzɔnuwo wɔlawo tsɔa ga la nyrɔna ɖe tsileƒe siwo wotsɔa chromate tsia tsii me be wòagatsi kaba o. Ele be nàdo chromate layer sia si womekpɔna o la kpɔ to ASTM B 201 ƒe dzidzenua zazã me. Ne chromate le eme la, amadedewo malé ɖe wo nɔewo ŋu o.
Míeɖea 'yame ƒe nɔnɔme si me yame ƒe nɔnɔme gblẽ nu le' gɔme be enye nɔnɔme nyuitɔ na nutsyɔnu. Exɔa ɣleti 6 va ɖo 24 ƒe gota gome hafi woate ŋu awɔ zinc carbonate patina si li ke. Dzɔdzɔme patina sia le ƒuƒlu vie eye wòxɔa nu evelia siwo wotsɔ blaa nu bɔbɔe evɔ mɔ̃ sesẽ aɖeke manɔmee.
Anyigba ƒe Nɔnɔme Ŋuti Mɔɖeɖewo (SSPC-SP 16) .
Ne màte ŋu alala ɣleti 24 hafi yame ƒe nɔnɔme natrɔ le dzɔdzɔme nu o la, ele be nàwɔ eƒe nɔnɔmetata si wowɔ kple asi. SSPC-SP 16 ƒe dzidzenua gblɔa sweep blasting ƒe nɔnɔme siwo tututu hiã na nusiwo yame ƒe nɔnɔme gblẽ afã kple afã.
Abrasive Parameters: Ele be nàzã 200 va ɖo 500 micron (8 va ɖo 20 mils) abrasive media pɛpɛpɛ. Esia naa nusuekpɔmɔ̃ ƒe ta kple bali siwo hiã hena primer ƒe adhesion.
Afɔkuwo Dzi Ðeɖe Akpɔtɔ: Wode se ɖe ke tsɔtsɔ ƒu gbe sesĩe le kɔnu nu nu vevie. Ne wotɔ dzoe wògbɔ eme la, ana zinc si le eme la naɖe keŋkeŋ. Afɔku sia trɔa nu xɔasiawo trɔna zua gakpo ƒuƒlu siwo ŋu woate ŋu adze bɔbɔe. Ele be dɔwɔlawo nazã ʋuʋudedi kabakaba si wotsɔa brɔs ƒoa nui le wowóa me.
Primer ƒe Dɔwɔwɔ Enumake
Zinc si woɖe ɖe go, si ƒe nɔnɔmetata wowɔ la wɔa nu kple oxygen si ƒo xlãe enumake. Màte ŋu agblẽ xɔtunu si wotɔ yeyee ɖi wòanɔ akpataa me zã bliboa o. Ele be woazã primer le dɔwɔwɔ ƒe ɣeyiɣi ma ke tututu me. Heheɖemegbe ɖesiaɖe nana be microscopic oxides te ŋu trɔna, si gblẽa adhesion profile si nèwɔ fifia la dome.
Dzadzraɖo ƒe Ðoɖowɔɖi: Mɔxexe Ðe Atikewo Kple Dzɔdzɔmeŋusẽŋununya ƒe Ƒuƒoƒo Nu
Dɔwɔƒea dzikpɔlawo bia be woawɔ Dɔwɔnawo Kple Dzadzraɖo (O&M) ƒe ɖoɖo si me kɔ. Beléle si sɔ edziedzi xea mɔ na ɖiƒoƒo sesẽwo be woagaɖu nu to zinc-mɔxenu la me o.
Dzadzɛnyenye ƒe Nɔnɔme Siwo Woɖo Ðe Ðoɖo Nu
Klɔklɔ edziedzi ɖea dze siwo gblẽa nu kple dɔwɔƒewo ƒe ke ɖa. Gake dzadzɛnyenyemɔnu sesẽwo gblẽa nu le ame ŋu tegbee.
Seɖoƒe Siwo Le Nyaƒoɖeamenu Klɔƒe: Seɖoƒe na wò nyaƒoɖeamenu klɔmɔ̃wo be wòade 1450 psi si sɔ gbɔ wu. Nyaƒoɖeamenu sia gbɔ eme nana zinc patina la ƒe ŋutilã me ƒuna.
Atike Tiatia: Zã atike fafɛ siwo me pH mele o ɖeɖeko. Amerikatɔwo ƒe Galvanizers Habɔbɔ (AGA) kafu atike bɔbɔewo abe Simple Green® alo vinegar ɣi si woɖe ɖe tsi me ene. Esiawo ɖea kekeli ƒe ʋuʋudedi ɖa dedie evɔ wometrɔa ga ƒe dɔwɔwɔ o.
Ðiƒoƒonuwo Dzadzraɖo si Woɖo Tae
Dɔwɔƒewo ƒe ɖiƒoƒo vovovowo hiã be woatsɔ atike aɖewo koŋ awɔ dɔe. De atike siawo ŋu nyuie ɣesiaɣi eye nàklɔ teƒea enumake.
Tsi ƒe Teƒewo Kple Ðiƒoƒo Fafɛ: De aƒeme amonia si woɖe ɖe tsi me be wòakɔ ɖia ɖe dzi. Èhiã be nàklɔ tsi nyui enumake le esia megbe be wòana anyigbaa natsi.
Gbeɖuɖɔ Siwo Sina Kple Siminti Ƒe Sisi: Ne gakpo ƒuƒu si te ɖe ŋuwò le gbeɖuɖɔ ƒom ɖe wò ga si nèfa la dzi la, zã atike siwo me oxalic acid le. Acid siawo tɔa ŋku iron oxides la evɔ womedzea zinc la dzi vevie o.
Nuŋlɔɖiwo: Ðe amadede si mèdi o ɖa to amadede si me alkali le o zazã me. Tsɔ thinner la de eme eye nàtsɔ aŋe alo ati siwo wotsɔ ƒoa amadedea atutu amadedea blewuu. Mègazã ga putty hɛwo gbeɖe o.
'No Mechanical Abrasion' Se la
Ele be nàxe mɔ ɖe ka brɔs alo abrasive sanding pads nu vevie le beléle na wo me. Zi geɖe la, beléle na xɔa me tɔwo bua vodadatɔe be gbeɖuɖɔ ɣiwo nye ɖi eye wodzea agbagba be yewoatutui ɖa. Mɔ̃ɖaŋunu siwo wotsɔna ƒoa ƒui me 'klɔ' anyigbaa dzi o. Woɖea patina si kpɔa ame ta la ɖa tegbee. Esia nana zinc yeye si wɔa dɔ ŋutɔ la dzena le yame, si naa kakaɖedzi be eƒe xɔxlɔ̃ ƒe tsatsam kabakaba wu.
Dzadzraɖo Kabakaba: Dzadzraɖo na Ŋɔŋlɔdzesiwo Kple Ga Siwo Woɖe Ðe Go
Nusiwo gblẽ le ŋutilã me le mɔzɔzɔ alo eɖoɖo me bia be woawɔ Standard Operating Procedure (SOP) si awɔ dɔ kabakaba. Forkliftwo ƒoa atiwo, eye edelawo tsɔa dɔwɔnuwo ƒua gbe.
Dzadzraɖo ƒe Fesrea
Dzɔdzɔmeŋusẽ ƒe ʋuʋudedi siwo gena ɖe zinc la me va ɖoa gakpoa ƒe gɔme la nyea afɔku gã aɖe. Ele be nàkpɔ ʋuʋudedi goglo siawo gbɔ enumake. Ne womewɔ atike nɛ o la, tsi si ƒo xlãe aɖo gakpo ƒuƒlu la gbɔ. Gbeɖuɖɔ adze egɔme anɔ gegem ɖe nusi ƒo xlãe si me gblẽ o la te, si ana be ʋuʋudedi nakeke ta.
Zinc Spray SOP (Aɖabaƒoƒo 15 ƒe Dzadzraɖo) .
Àte ŋu adzra nusiwo gblẽ le mɔzɔzɔ ƒe mɔnu si le teƒea ŋu ɖo kaba to mɔnu sia si wodo kpɔ le agble dzi la zazã me.
Afɔɖeɖe 1: Kpɔ egbɔ be teƒe si nèle la ƒu keŋkeŋ. Zã avɔ si me ʋuʋudedi mele o nàtsɔ atutu mɔ̃a ƒe ami, asibidɛ ƒe dzesi, alo xɔtuɖaŋu ƒe ke ɖesiaɖe ɖa.
Afɔɖeɖe 2: Zã amadede si me zinc sɔ gbɔ ɖo si wotsɔna ƒua gbe. Zinc-ke suesuesue siwo wotsɔ ƒo ɖe aŋɔ si blaa nu me le zinc-wu siwo wodzrana me. Atike sia srɔ̃a alesi dɔwɔƒea ƒe nutsyɔnu gbãtɔa te ŋu daa gbe le eɖokui ŋu eye wòte ŋu trɔna bɔbɔe.
Afɔɖeɖe 3: Tsɔ atike si wotsɔna ƒua gbe la de gouge la dzi sɔsɔe. Mègaɖɔ tsi ɖe nutoa me o. Na aɖabaƒoƒo 15 ƒe ɣeyiɣi si woɖo ɖi na anyigba ƒe ƒuƒu hafi nàgawɔ nu ɖe akpaa ŋu alo ade eme ɖe edzi.
Nyanuwuwuw
Gɔmeɖoanyi takpɔkpɔ nɔ te ɖe pH ƒe dadasɔ nyuitɔ me léle ɖe asi kple mɔ̃ɖaŋununya ƒe nugbegblẽ le ame ŋu veviedodotɔe dzi. Seɖoƒe siwo le wò ga si wotsɔ wɔe ŋu gɔmesese nana be enɔa agbe didi eye eƒe xɔtunu hã le blibo.
Míeɖoa aɖaŋu na nyametsotsowɔlawo be woatrɔ asi le woƒe mɔnu ŋu wòanɔ te ɖe nutoa me dzi. Le gotagome nɔnɔme siwo sɔ gome la, ɖeko nàna dzɔdzɔme zinc carbonate patina la nadzɔ le ɣeyiɣi aɖe megbe. Le dɔwɔwɔ siwo me dzoxɔxɔ kple fafa si gbɔ eme le gome la, ele be nàgblɔ polymer composites siwo wotsɔ de dɔwɔƒea be woaxe mɔ ɖe polarity ƒe tɔtrɔ nu. Le dɔwɔƒewo ƒe nutsyɔnu kpekpewo gome la, de se be woawɔ ɖe SSPC-SP 16 sweep-blasting dzidzenuwo dzi pɛpɛpɛ be woaka ɖe edzi be woawɔ dɔ ɣeyiɣi didi.
Wɔ afɔɖeɖe hafi nàwu wò dɔwɔƒea ƒe nɔnɔmewo nu. Bia nu kple wò nuzazãwo dzrala alo nusiwo wotsɔ blaa nu ŋu ƒe dɔwɔla si xɔ ɖaseɖigbalẽ tso NACE gbɔ tẽ. Woakpe ɖe ŋuwò be nàtsɔ wò zinc-kpe tɔxɛa kple eƒe tsitsi ƒe nɔnɔme si li fifia asɔ kple primer-ɖoɖo nyuitɔ.
Nyabiasewo ƒe Nyabiasewo
Q: Ðe mate ŋu azã ka brɔs atsɔ aɖe gbeɖuɖɔ ɣi ɖa le gakpo si wotsɔ galvanized wɔe ŋua?
A: Ao, ka brɔs gblẽa zinc carbonate ƒe akpa si kpɔa ame ta la dome eye wònaa zinc yeye dzena, si ana oxidize enumake eye wòagblẽ nu kabakaba. Zã plastik-brɔs sesẽ siwo ŋu ɖa le ɖeɖeko.
Q: Nukatae nye gakpo si wotsɔ galvanized si wota la le ʋuʋum?
A: Zi geɖe la, amadede si wozãna ɖaa sisi ɖe zinc si me yame ƒe nɔnɔme me gblẽ o ŋu tẽ alo esi womete ŋu ɖe chromate-dɔdamɔnu siwo wodo le dɔwɔƒewo ɖa o gbɔe wòtsona. Wohiã na primer si me zinc sɔ gbɔ ɖo kple sweep blasting nyuie.
Q: Ðe gakpo si wotsɔ galvanized wɔe la xɔa dzo kabakaba ne dzoxɔxɔ sesẽa?
A: Ɛ̃. Le nuto siwo gogo 100°C tsɔ kpe ɖe tsidzadza gã ŋu me la, 'polarity reversal' dzɔna le afisi zinc la naa gakpo si le ete ƒe gbeɖuɖɔ kabakaba ŋutɔŋutɔ tsɔ wu be wòakpɔ eta.
