Nnianimu
Dade adwuma no anya nkɔso kɛse wɔ mfe no mu, a akwan horow a wɔfa so bɔ wɔn ho ban no ma dade a wɔde yɛ nneɛma no kyɛ na ɛyɛ adwuma yiye. Wɔ eyinom mu no, dade a wɔde galvanized galvanized galvanized ayɛ a ɛyɛ hyew aba sɛ tumi titiriw wɔ gua so. Wɔn agye din kɛse no nyɛ ade a ɛrekɔ so ara kwa na mmom ɛyɛ wɔn agyapade a ɛkorɔn ne nea ɛho ka sua no ho mfonini. Wɔ adwumayɛbea ahorow, akwan a wɔfa so yɛ adwuma, ne wɔn a wɔkyekyɛ nneɛma no fam no, ntease a ɛma saa tumidi yi ba no ho hia kɛse ma gyinabea a wɔde di dwuma wɔ akansi tebea mu. Saa nhwehwɛmu a ɛkɔ akyiri yi hwehwɛ nneɛma a ɛma dade nkrataa a wɔde galvanized galvanized galvanized ayɛ a ɛyɛ hyew a wɔpɛ wɔ nneɛma pii mu no mu kɔ akyiri, na ɛda nkɛntɛnso a enya wɔ nnwuma mu nkɔso so no adi.
Ade titiriw biako a ɛboa ma wogye dade a wɔde galvanized galvanized galvanized galvanized sheets a ɛyɛ hyew di dwuma kɛse no tom kɛse ne sɛnea ɛyɛ soronko wɔ corrosion resistance ho. galvanization a ɛyɛ ahwɛyiye no ma zinc a ɛyɛ den a ɛbɔ dade a ɛwɔ ase no ho ban fi nneɛma a atwa yɛn ho ahyia a wɔtow hyɛ wɔn so ho. nea efi mu ba ne sɛ, eyinom . Steel nkrataa a wɔde galvanized ayɛ no ma wonya nkwa nna a wɔatrɛw mu, na ɛtew ɛka a wɔbɔ wɔ nsiesie ho no so na ɛma nneɛma a wɔde yɛ adwuma no yɛ nea wotumi de ho to so.
Nkratafa a wɔde galvanized galvanized galvanized ayɛ ho nsɛm a wɔaka abom .
Hot dipped galvanized steel sheets are produced by immersing steel into a bath of molten zinc, resulting in a metallurgical bond between zinc and steel. Saa adeyɛ yi yɛ zinc-iron alloy layers toatoa so, a ɛma ahobammɔ a ɛkorɔn sen biara sɛ wɔde toto akwan afoforo a wɔfa so kata so ho a. Galvanization abakɔsɛm fi afeha a ɛto so 18 mu, nanso ɛyɛ nnɛyi nkɔso a aba wɔ mfiridwuma mu no na ama nsu a wɔde hyɛ nsu mu a ɛyɛ hyew no ayɛ pɛpɛɛpɛ, na ɛma ɛyɛ adwuma yiye na ɛnyɛ nea ɛsɛe nneɛma a atwa yɛn ho ahyia.
Nneɛma soronko a ɛwɔ ɔhyew a wɔde ahyɛ galvanization mu no bi ne ade a wɔde kata so a ɛyɛ pɛ, ɛbata ho denneennen, ne tumi a wɔde bɔ dade ho ban wɔ mmeae a ɛyɛ den mpo. Eyi ma dade ntama a wɔde galvanized galvanized galvanized ayɛ a ɛyɛ hyew no yɛ nea eye ma adansi, kar, ne nnwuma a ɛfa nnwuma ho wɔ baabi a nkwa tenten ne nea ɛtra hɔ kyɛ yɛ ade titiriw.
Production nhyehyɛe a ɛyɛ hyew dipped galvanization .
Nneɛma a wɔyɛ de yɛ dade a wɔde galvanized galvanized galvanized sheets a ɛyɛ hyew no fa anammɔn ahorow pii a ɛho hia ho na ama wɔatumi akata so yiye. Dade a ɛwɔ fam no fa soro ahosiesie mu, a nea ɛka ho ne sɛ ɛbɛtwetwe, pickling, ne fluxing. Saa mmere yi yi efĩ ne oxide ahorow fi hɔ, na ɛma nkitahodi a emu yɛ den ba zinc a wɔde kata so ne dade ntam.
Surface ahosiesie .
Surface ahosiesie ho hia na ama wɔanya galvanized coating a ɛyɛ papa. Degreasing yi ngo ne efĩ fi hɔ, bere a pickling yi rust ne mill scale fi hɔ denam acid solutions so. Fluxing de layer a ɛbɔ ho ban a esiw oxidation ano ansa na wɔde ahyɛ zinc bath no mu, na ɛhwɛ ma ɛyɛ clean surface ma galvanization.
galvanizing nhyehyɛe .
Wɔ galvanizing adeyɛ no mu no, wɔde dade a wɔasiesie no gu zinc a ayow mu wɔ ɔhyew bɛyɛ 450°C (842°F). Bere a wɔde hyɛ nsu mu no gu ahorow a egyina dade no mu duru ne nea wɔpɛ sɛ wɔde kata so no so. Metallurgical reaction ba, na ɛyɛ zinc-iron alloy layers a ɛma ahobammɔ a ɛyɛ den.
Ayaresa ahorow a ɛma obi nya akisikuru wɔ akyi berɛmo mu .
Sɛ wonya galvanization wie a, wobetumi ayɛ dade ntama no wɔ ayaresa akyi te sɛ dum, passivation, anaa honam ani a ɛrehuruhuruw. Saa akwan yi ma ne soro no yɛ kɛse, ɛtew asiane a ɛwɔ hɔ sɛ rust yɛ fitaa no so, na ɛma nneɛma a wɔyɛ ma nneɛma a wɔyɛ no akyiri yi no tu mpɔn.
Mfaso titiriw a ɛwɔ dade a wɔde galvanized galvanized ayɛ a ɛyɛ hyew so .
Wɔkyerɛ sɛ dade nkrataa a wɔde galvanized galvanized galvanized ayɛ a ɛyɛ hyew a ɛwɔ gua so no di dwuma no fi mfaso atitiriw pii a ɛma ɛda nsow wɔ nneɛma foforo ne nneɛma a wɔde kata so ho.
Nneɛma a ɛko tia corrosion a ɛkorɔn .
Nneɛma a ɛyɛ mmerɛw no yɛ ade titiriw a ɛhaw adwene wɔ dade a wɔde di dwuma mu, na ɛma nneɛma a wɔde yɛ adwuma no di huammɔ na ɛka a wɔbɔ wɔ nsiesie ho no kɔ soro. Zinc coating a ɛwɔ dade a wɔde galvanized galvanized galvanized ayɛ a ɛyɛ hyew so no yɛ adwuma sɛ afɔrebɔ anode, na ɛsɛe ade a ɛpɛ sɛ ɛbɔ dade a ɛwɔ ase no ho ban. Saa cathodic ahobammɔ yi hwɛ hu sɛ sɛ ade a wɔde kata so no sɛe mpo a, dade a ɛda adi no kɔ so bɔ ho ban fi nkannare ho.
Ka a wɔbɔ no so tew .
Bere a ebia dade a wɔde galvanized galvanized galvanized galvanized sheets a ɛyɛ hyew a wɔde ahyɛ mu no ho ka a edi kan no bɛyɛ kɛse asen dade a wɔmfa biribiara nka ho no, sika a wɔkora so bere tenten no yɛ kɛse. Ɔsom nkwa nna a wɔatrɛw mu ne hia a ɛho hia sɛ wosiesie anaasɛ wɔde si ananmu no kyerɛ sɛ ɛho ka a wɔbɔ wɔ nkwa nna mu no so tew. Wɔ nnwuma akɛse ho no, saa ka a wɔbɔ yi yɛ mfaso kɛse.
Nneɛma a wɔde di dwuma wɔ mmeae ahorow ne afɛfɛde ho asɛm a wɔka .
Hot dipped galvanized steel sheets ma wotumi de di dwuma wɔ akwan horow so esiane sɛ ɛyɛ nea ɛfata na ɛne nneɛma ahorow a wɔyɛ no hyia nti. Ɛnyɛ den sɛ wobetumi de weld ayɛ wɔn, ayɛ ho adwini, anaasɛ wɔayɛ no sɛnea ɛte a ɛyɛ den. Bio nso, galvanized coating no a ɛyɛ spangled anaasɛ ɛyɛ mmerɛw no ma ɛyɛ fɛ a ɛyɛ fɛ a wɔpɛ wɔ adansi ho nhyehyɛe mu.
Nneɛma a atwa yɛn ho ahyia a ɛbɛkɔ so atra hɔ daa .
Wɔ bere a nneɛma a atwa yɛn ho ahyia ho nsusuwii yɛ ade titiriw no mu no, dade a wɔde galvanized galvanized galvanized sheets a ɛyɛ hyew a wɔde ahyɛ mu no ne nneyɛe a ɛtra hɔ daa hyia. Zinc ne steel nyinaa yɛ 100% recyclable a enni agyapade a ɛyera. Dade a wɔde galvanized ayɛ no kyɛ no ma nneɛma a wɔde di dwuma no so tew denam hia a ehia sɛ wɔsesa nneɛma no so.
Guadi mu nsɛm ne nneɛma a wɔhwehwɛ ho nneɛma .
Wiase nyinaa dade a wɔde galvanized galvanized galvanized sheets a wɔhwehwɛ no akɔ soro bere nyinaa. Nneɛma a ɛwɔ saa su yi so nkɛntɛnso ne nkuropɔn mu a wɔyɛ, nnwuma a wɔyɛ, ne nkɔso a ɛba wɔ kar adwumayɛ mu. Sikasɛm a ɛrenya nkɔso no de sika kɛse reto adansi ne kar mu, na ɛma ɛho hia sɛ wonya nneɛma a ɛtra hɔ kyɛ na ɛho ka sua.
Sɛnea gua so nhwehwɛmu a Grand View Research yɛe kyerɛ no, wiase nyinaa galvanized steel gua kɛse no bo yɛ USD ɔpepepem 283.5 wɔ 2020 mu na wɔhwɛ kwan sɛ ɛbɛkɔ so ayɛ kɛse wɔ afe afe nkɔso a ɛyɛ kɛse (CAGR) a ɛyɛ 5.2% fi 2021 kosi 2028. Saa nkɔso yi fi adansi dwumadi ahorow a ɛkɔ soro ne nsakrae a ɛkɔ so ma wɔde nneɛma a ɛma ahoɔden kɛse di dwuma no.
Nneɛma a wɔde di dwuma wɔ nnwuma ahorow mu .
Hot dipped galvanized steel sheets hwehwɛ applications wɔ nnwuma pii mu esiane wɔn adwumayɛ a wotumi de ho to so nti.
Adansi ne Nneɛma a Wɔde Yɛ Adwuma .
Wɔ adansi mu no, wɔde saa dade ntama yi di dwuma wɔ ɔdan atifi, ɔfasu ho ntama, nnua a wɔde yɛ nneɛma, ne nneɛma a wɔde yɛ dan no mu. Sɛnea wotumi gyina wim tebea a emu yɛ den ano no ma wɔyɛ nea eye ma nnwuma a wɔyɛ te sɛ abɔnten so akwan, akwan a wɔfa so tu kwan, ne akwan akɛse.
Kar Nnwuma .
Kar adwumayɛbea no de dade a wɔde galvanized galvanized galvanized ayɛ a ɛyɛ hyew di dwuma wɔ nipadua no ho ntama ne structure afã horow a wɔyɛ mu. Nneɛma a ɛma kar no nsɛe no hwɛ ma kar no tra hɔ kyɛ, bere a nneɛma no ahoɔden boa ma ahobammɔ ba no.
Kuadwuma ne Nkuraase Nneɛma a Wɔde Di Dwuma .
Wɔ kuayɛ mu no, wɔde dade a wɔde galvanized ayɛ no yɛ aburow silo, fencing, mmoa dan, ne nnwinnade. Nneɛma a ɛko tia nkannare ne tumi a wotumi gyina abɔnten tebea horow ano no ma ɛho nhia wɔ saa ɔfã yi mu.
Ahoɔden ne Nneɛma a Wɔde Di Dwuma .
Hot dipped galvanized steel sheets di dwuma wɔ ahoɔden a wɔyɛ ne ne kyekyɛ mu. Wɔde di dwuma wɔ solar panel supports, mframa turbine components, ne transmission towers mu. Nneɛma no a ɛyɛ den no hwɛ ma adwumayɛ a ɛkɔ so daa wɔ ahoɔden nhyehyɛe mu.
Ntotoho a wɔde toto nneɛma afoforo a wɔde kata nneɛma a ɛbɔ ho ban ho so .
Bere a hot dipped galvanization yɛ ɔkwan a edi kan a wɔfa so bɔ dade ho ban no, ɛho hia sɛ yɛde toto nneɛma afoforo a wɔde kata so ho na ama yɛate ne gua so tumidi ase koraa.
Electrogalvanization .
Nea ɛka electrogalvanization ho ne sɛ wɔde zinc a wɔde kata so bedi dwuma denam electroplating so. Bere a ɛma ɛyɛ mmerɛw sɛ wobewie a ɛfata sɛ wɔde yɛ mfonini no, sɛ wɔde kata so a, ɛyɛ mmerɛw sɛ wɔde toto galvanization a ɛyɛ hyew a wɔde ahyɛ mu no ho a, na ɛmma nsu no ntumi nkɔ mu kɛse. Eyi ma dade a wɔde galvanized galvanized galvanized ayɛ a ɛyɛ hyew no fata kɛse ma mmeae a ɛyɛ den.
Aluminized a wɔde kata so .
Aluminized dadeɛ no fa dadeɛ a wɔde aluminum-silicon alloy kata so. Ɛma ɔhyew tumi gyina ano yiye na wɔde di dwuma wɔ nneɛma te sɛ kar mu mframa a wɔde fi mu no mu. Nanso, wɔ corrosion ahobammɔ nyinaa ho no, dade a wɔde galvanized galvanized galvanized sheets a ɛyɛ hyew a wɔde ahyɛ mu no ma nneɛma a ɛwɔ mu no kari pɛ yiye na ɛho ka sua.
Paints ne organic coatings .
Organic coatings te sɛ paint ma akwanside ahobammɔ nanso enni afɔrebɔ ahobammɔ a ɛwɔ zinc coatings mu. Ɛyɛ mmerɛw sɛ ɛbɛsɛe na ɛho hia sɛ wosiesie no daa. Nanso, nneɛma a wɔde akata so a ɛyɛ hyew a wɔde galvanized ayɛ no de akwanside ne cathodic ahobammɔ nyinaa ma, na ɛtew ahiade ahorow a ɛfa nsiesie ho no so.
Nsɛnnennen ne anohyeto ahorow .
Ɛmfa ho mfaso pii a ɛwɔ so no, dade nkrataa a wɔde galvanized galvanized galvanized ayɛ a ɛyɛ hyew no hyia nsɛnnennen bi a ɛsɛ sɛ wɔn a wɔde wɔn ho hyɛ nnwuma mu no susuw ho.
Metal thickness ne coating uniformity .
Sɛ́ wubenya ade a wɔde kata so a ɛyɛ pɛ wɔ dade a ɛyɛ tratraa yiye anaasɛ ɛyɛ den so no betumi ayɛ asɛnnennen. Nsakrae a ɛba wɔ ade a wɔde kata so no mu no betumi aka sɛnea ade a etwa to no yɛ adwuma na ɛyɛ fɛ no. Nneɛma a ɛkɔ akyiri a wɔde di dwuma wɔ afifide a wɔde galvanizing ayɛ mu no ho hia na ama wɔabrɛ asɛm yi ase.
Ntini fitaa a ɛyɛ fɛ .
White rust yɛ nsɛe bi a ɛba wɔ galvanized so, titiriw bere a wɔde wɔn ho hyɛ nsu mu a mframa pa nkɔ mu no. Ebetumi asɛe sɛnea ɛte no, na wɔ tebea horow a emu yɛ den mu no, ɛka nneɛma a wɔde kata so no ho banbɔ. Nneɛma a wɔde sie ne sɛnea wɔde di dwuma yiye ho hia na amma nkannare fitaa antɔ.
Welding ne fabrication ho nsusuwii .
Welding galvanized dade hwehwɛ sɛ wɔyɛ ahwɛyiye titiriw esiane zinc oxide wusiw a ɛba, a ebetumi ayɛ asiane nti. Ɛsɛ sɛ wɔn a wɔyɛ nneɛma no de mframa a ɛfata ne nneɛma a wɔde bɔ wɔn ho ban di dwuma. Bio nso, welding betumi ahyew zinc a wɔde kata so no wɔ mpɔtam hɔ, na ɛho hia sɛ wɔde aduru a wɔde sa yare no akyi di dwuma na ama wɔatumi asiw nsɛe ano.
Dade a wɔde galvanized galvanized galvanized ayɛ a ɛyɛ hyew daakye ho adwene .
Ɛte sɛ nea dade nkrataa a wɔde galvanized galvanized galvanized galvanized galvanized galvanized hot dipped no daakye yɛ nea ɛhyɛ bɔ, a nhwehwɛmu ne nkɔso a ɛkɔ so no twe adwene si wɔn agyapade ne wɔn dwumadie a wɔbɛma ayɛ kɛse so.
Mfiridwuma mu Nneɛma Foforo .
Nkɔso a aba wɔ galvanizing mfiridwuma mu no botae ne sɛ ɛbɛma coating adhesion no atu mpɔn, atew nneɛma a atwa yɛn ho ahyia so, na ama ahoɔden a wɔde di dwuma no ayɛ yiye. Nneɛma foforo te sɛ galvanizing lines a ɛkɔ so ntɛmntɛm a ɛkɔ so ntɛmntɛm no ma nneɛma a wɔyɛ no yɛ adwuma yiye, na edi gua so ahiade a ɛrenya nkɔanim no ho dwuma.
Nkɔso a ɛba wɔ nneɛma a wɔde kata so a ɛkɔ akyiri mu .
Nhwehwɛmu a wɔayɛ wɔ nneɛma a wɔde kata so, te sɛ galfan (zinc-aluminum alloy) ho no ma wotumi gyina nsu a ɛyɛ hyew ano na ɛma ɛyɛ yiye. Saa nkɔsoɔ yi trɛw galvanized steel sheets a ɛbɛtumi adi dwuma no mu na ɛma ano aduru a wɔayɛ ama nnwuma pɔtee bi ahiadeɛ.
Nneɛma a wɔde yɛ adwuma a ɛbɛkɔ so atra hɔ daa .
Dade adwuma no regye nkwa a ɛbɛkɔ so atra hɔ no atom denam mframa a wɔtow gu, nneɛma a wɔsan de di dwuma bio, ne nneɛma a wɔde yɛ nneɛma a wɔde yɛ nneɛma a wɔde yɛ nneɛma a wɔde yɛ adwuma no so. Dade a wɔde galvanized galvanized galvanized ayɛ hot no boa ma botae ahorow yi ba denam nneɛma a ɛtra hɔ kyɛ a ɛma nneɛma a wɔde di dwuma no so tew bere tenten no so.
Nsɛm a wɔayɛ ho nhwehwɛmu .
Sɛnea ɛbɛyɛ na yɛakyerɛ nkɛntɛnso a dade a wɔde galvanized galvanized galvanized ayɛ a ɛyɛ hyew a wɔde ahyɛ mu no nya no, susuw nsɛm a edidi so yi a wɔayɛ ho nhwehwɛmu a ɛkyerɛ sɛnea wɔde di dwuma ne mfaso a ɛwɔ so no ho.
Nsɛm a wɔayɛ ho nhwehwɛmu 1: Nneɛma a ɛho hia a ɛbɛtena hɔ akyɛ wɔ mpoano mmeae .
Kurow bi a ɛwɔ mpoano no hyiaa nsɛnnennen a ɛfa bridge no afã horow a ɛyɛ mmerɛw sɛ ɛbɛsɛe esiane nneɛma a atwa yɛn ho ahyia a nkyene wom nti no ho. Sɛ wɔdan kɔ dadeɛ nkrataa a wɔde galvanized galvanized galvanized ayɛ a ɛyɛ hyew a wɔde yɛ structure elements no so a, ɛmaa ɔsom nkwa nna kɔɔ soro kɛseɛ na ɛmaa nsiesie ho ka so tew 40% wɔ mfeɛ aduonu mu.
Nsɛm a Wɔasua 2: Kar Nnwumayɛ Nkɔso Nkɔso .
Kar yɛfo bi gyee dade a wɔde galvanized galvanized ayɛ a ɛyɛ hyew a wɔde ahyɛ mu no toom maa nipadua no ho ntama. Nsakraeɛ no maa warranty ho nsɛm a ɛfa nsɛe ho no so tew 30%, na ɛmaa adetɔfoɔ akomatɔyam ne din pa a ɛwɔ hɔ no yɛɛ kɛseɛ.
Nneyɛe pa a wɔyɛ ma adwumayɛbea ahorow, wɔn a wɔkyekyɛ nneɛma, ne wɔn a wɔyɛ adwuma wɔ akwan so .
Wɔ nnwuma a wɔde wɔn ho hyɛ mu no fam no, mfaso a ɛwɔ dade nkrataa a wɔde galvanized galvanized galvanized nwene a ɛyɛ hyew a wɔde di dwuma so no hwehwɛ sɛ wodi nneyɛe pa so wɔ nneɛma a wɔyɛ, nea wɔde di dwuma, ne ne kyekyɛ mu.
Quality assurance ne adansedi krataa .
Hwɛ a wɔbɛhwɛ sɛ wodi amanaman ntam gyinapɛn ahorow te sɛ ASTM A123/A123M so ma zinc coatings no ma wonya nneɛma a ɛyɛ papa. Nneɛma a wɔde di dwuma yiye a wɔde di dwuma no ma sintɔ ahorow no so tew na ɛma ahotoso a adetɔfo wɔ no yɛ kɛse.
Nneɛma a wɔde ma ho nhyehyɛe a etu mpɔn .
Nneɛma a wɔde asie no dodow a wɔbɛma ayɛ yiye ne nneɛma a wɔde kɔ baabi foforo no ma bere ne ɛka a wɔbɔ no so tew. Sɛ yɛne wɔn a wɔde nneɛma ma ne wɔn a wɔtɔ nneɛma bom yɛ adwuma yiye a, ɛma ahwehwɛde a ɛfa ahwehwɛde ho nkɔmhyɛ ne nneɛma a wɔde bɛkyɛ no yɛ mmerɛw.
Mfiridwuma ho mmoa ne ntetee .
Mfiridwuma mu mmoa ne ntetee a wɔde ma wɔ sɛnea wɔde dade a wɔde galvanized galvanized galvanized galvanized nwene a wɔde di dwuma yiye di dwuma yiye na wodi ho dwuma no ma adetɔfo nya abotɔyam. Wɔn a wɔde di dwuma awiei no kyerɛkyerɛ nsɛmti te sɛ welding akwan ne corrosion prevention ma nneɛma no nya mfaso kɛse.
Awie
Hot dipped galvanized steel sheets ama wɔanya wɔn tumidi wɔ gua so denam corrosion resistance a ɛkorɔn a wɔaka abom, ɛka a wɔbɔ, sɛnea wotumi yɛ nneɛma pii, ne sɛnea wobetumi atra ase daa no so. Wɔn a wɔagye wɔn atom kɛse wɔ nnwuma ahorow mu no si wɔn bo a ɛsom ma adwumayɛbea ahorow, akwan a wɔfa so yɛ adwuma, ne wɔn a wɔkyekyɛ nneɛma no so dua. Ɛdenam ntease a ɛfa nneɛma a wɔyɛ, mfaso horow, ne nneyɛe pa a ɛbata saa dade nkrataa a wɔde galvanized ayɛ yi ho a wɔbɛte ase so no, nnwumayɛfo a wɔde wɔn ho hyɛ mu no betumi asi gyinae a ɛfata na wɔde hokwan ahorow a saa nneɛma a ɛyɛ den yi de ba no adi dwuma. Daakye adwene no da so ara yɛ papa, a mfiridwuma mu nkɔso asiesie ne ho sɛ ɛbɛma dade a wɔde ayɛ galvanized galvanized galvanized sheets no agyapade ne nea wɔde di dwuma no ayɛ kɛse bio, na ɛbɛma wɔn gyinabea wɔ wiase nyinaa dade gua so ayɛ den.
