Kujoinha galvanized metal kunopa rakasiyana kugadzira dambudziko. Iwe unofanirwa kugadzira yakachengeteka, yakasimba seam pasina kuparadza inodzivirira zinc coating. Kukanganisa chikamu chekunze ichi kazhinji kunoburitsa simbi yepasi pakukurumidza kuita ngura uye kutadza kushanda kwemajoini nguva isati yakwana. Hongu, unogona kubudirira solder Galvanized Simbi yezvishandiso zvakawanda. Nekudaro, nekuti iyo zinc pamusoro inodzoreredza yakajairwa rosin-core solders, haugone kubata izvi sebasa rekutanga remagetsi. Iyo nzira inoda chaiyo acid-yakavakirwa fluxes uye yakasimba tembiricha yekudzora kuti igadzire yechokwadi metallurgical bond.
Ichi chinyorwa chinoshanda seyako tekinoroji sarudzo gwara rekugona iyi yekujoinha nzira. Isu tichaongorora maitiro ekusarudza izvo zvinodyiwa zvinodyiwa uye kuongorora inodiwa tooling. Iwe unozodzidza zvakare maitiro ekuita iyo yese maitiro zvakachengeteka pasina kuisa njodzi kuratidzwa kune yakanyanya muchetura utsi. Nekunzwisisa izvi zvinodiwa zvenyama, unogona kuvaka majoini akavimbika, asina mvura.
Key Takeaways
Viability: Soldering inoshanda zvakanyanya kune yakaderera-kushushikana kuvhara uye kujoinha, kuchengetedza base simbi zviri nani pane yakakwirira-kupisa welding.
Zvinhu Zvinokosha: Kubudirira kunoenderana nekushandisa zinc-chloride-based fluid flux uye yakakwirira-tin alloys (se60/40 kana 40/60).
Kuchengetedza Kwakakosha: Kupisa zingi kunoburitsa utsi hune chepfu; kufefetedza zvakasimba kunosungirwa kudzivirira 'Metal Fume Fever.'
Gadziriro: Kutevera ASTM A780 nhungamiro yekuchenesa pamusoro haigone kutaurirana kune yakakodzera solder adhesion.
Kuongorora Soldering vs. Dzimwe Nzira dzeGarivanized Steel
Iwe unofanirwa kuona izvo zvemuchina zvinodikanwa zvejoint yako usati wazvipira kune chero chaiyo maitiro. Yese yekubatanidza tekinoroji inobata kushushikana, kupisa, uye kuratidzwa kwezvakatipoteredza zvakasiyana. Soldering inopa mhinduro yakanakisa yezvisimbiso zvisina mvura. Nekudaro, inoramba isina kukwana zvachose kune inotakura-inotakura zvimiro zvekushandisa. Iwe unofanirwa kuongorora zvaunoda purojekiti nekuchenjera.
Soldering vs. Welding
Welding inoda kuti iwe ubvise zvachose zinc layer pajoinhi. Kupisa kwakanyanya kunoshandura zvinhu zvemuviri zvesimbi yakapoteredza. Iyi yepamusoro-tembiricha maitiro zvakare inogadzira njodzi dzakanyanya huturu hwehutsi panguva yekushanda. Welding inoramba iri yakanakisa sarudzo chete kana iwe uchida yakakwira-kushushikana majoini ekusimbisa. Simba remusono wakashongedzwa rinoenderana nesimbi yepasi pachayo.
Soldering inoshanda kune yakaderera tembiricha, kazhinji kutenderedza 600°F. Uku kupisa kwakadzika kunochengeta pasi pechimiro chekuvimbika. Iyo inoumba yakasimba metallurgical bond zvakananga neiyo iripo zinc coating. Haufanire kubvisa simbi isina chinhu. Izvi zvinoita kuti soldering yakanakira maapplication akaita seHVAC ductwork, denga rinopenya, kana tsika yekunaya kwemvura.
Soldering vs. Adhesives
Industrial adhesives inodzivirira kupisa kushandiswa zvachose. Izvi zvinobvisa zvachose njodzi dzehutsi dzine muchetura uye kukanganiswa kwemafuta. Nekudaro, zvinonamira zvinopa zvisina kusimba, pamusoro-pamwero zvisungo. Izvi zvisungo zvemakemikari zvinoramba zvichinyanya kukanganiswa nekufamba kwenguva. Chiedza cheUV, kunyorova, uye kushanduka kwetembiricha zvinozopedzisira zvapwanya zvinonamira pasi. Soldering inopa chisimbiso chesimbi chisingaperi.
Joining Method |
Operating Temperature |
Joint Simba Profile |
Ideal Application Scenarios |
Soldering |
~600°F (Kudziya kwakaderera) |
Yakaderera kusvika Pakati (Pasina Mvura) |
Kupenya, ductwork, kudzika-kushushikana kuvhara |
Welding |
>3000°F (Kupisa Kwakanyanya) |
Yakakwirira (inotakura) |
Mafuremu ekugadzira, michina inorema |
Adhesives |
Room Temperature |
Yakaderera (Pamusoro chete) |
Temporary holds, dissimilar materials |
Consumables uye Tooling Evaluation
Kutenga zvinhu zvakaringana kunoraira budiriro yeprojekiti yako. Yakajairwa zvemagetsi solder kits zvinozongokundikana pa galvanized metal. Iwe haugone kushandisa basic rosin flux kana diki redunhu bhodhi iron. Iyo chemistry yezvinhu inoda maindasitiri-giredhi zvekushandisa.
Kusarudza Right Flux
Standard rosin flux haigoni kupinda zvakasimba zinc oxide layer. Kana ukaiedza, solder inongokungurutsa simbi semvura iri pawakisi. Iwe unofanirwa kutsanangura uye kushandisa acid-based kana zinc-chloride fluid flux. Iyi kemikari ine hutsinye inovhara iyo microscopic surface layer. Inochenesa oxidation kure uye inobvumira simbi yakanyunguduka kuti iyerere zvakanaka pajoinhi.
Kusarudza Solder Alloy
Iwe une nzira mbiri dzekutanga paunosarudza alloy. Iri mbiri sarudzo dzinoda yakakwira tin yemukati kuti ibatane nemazvo ne zinc.
Tin/Lead Alloys: Isu tinokurudzira akajairwa 60/40 kana 40/60 tin/lead masanganiswa kuti anyatso kuyerera. Izvi zvinonyunguduka pane tembiricha yakaderera uye zvinozadza maburi madiki nyore nyore.
Lead-Yemahara Alternatives: Iwe unofanirwa kuongorora Tin / Silver / Copper alloys yepombi masisitimu. Mitemo yekuteerera kwezvakatipoteredza inowanzoraira sarudzo dzisina lead. Izvi zvinoda kupisa kwepamusoro zvishoma asi zvinopa simba rakanyanya sheer.
Heat Source Zvinodiwa
Simbi dzinoita sezvipanji zvinopisa. Iyo yakakura kupisa sink maitiro ehombe galvanized steel sheet kana heavy-gauge wire inoda yakakura kubuda. Chinyoreso che 40-watt yemagetsi chinorasikirwa nekupisa kwayo kwese kana chabata simbi.
Iwe unoda rinorema-basa, rakakwirira-wattage solder iron (100W kana kupfuura) yebasa remapepa. Neimwe nzira, iwe unogona kushandisa yakajairwa propane torch kune gobvu geji. Kana ukashandisa mwenje, unofanirwa kushandisa chaiyo, yekutsvaira mafambiro. Kubata torch stationary kunobva kwanyungudutsa zinc nekuparadza workpiece.
Kuita: Matanho mashanu eku Solder Galvanized Steel Coil uye Sheet
Kuita musono usina chaanopomerwa kunoda chirango. Kusvetuka nhanho kunozokonzera chisungo chisina kusimba kana njodzi yekuora kweramangwana. Tevedzera kutevedzana uku nekungwarira kuti uve nechokwadi chekugara kwenguva refu.
1. Mechanical Surface Kugadzirira
Iwe unofanirwa kuomerera kune ASTM A780 zviyero zvekugadzirira kwepamusoro. Shandisa simbi isina tsvina yakachena bhurashi kana kuti fine-grit sandpaper. Geza zvinyoro nyoro nzvimbo yakabatana kuti ubvise oxidation yepasi, tsvina, uye chena ngura. Iwe unoda kugadzira zvishoma zvishoma, scuffed texture. Dzivisa kushandisa zvinorema. Iwe haufanirwe kugaya zvachose kuburikidza ne zinc layer kusvika kune isina chinhu simbi. Solder inoda zinc layer kuti ibate zvinobudirira.
2. Chemical Degreasing
Mechanical scrubbing inosiya seri kweguruva risingaonekwi. Uyezve, iwe unowanzo kuwana asara muchina oiri kana anti-ngura coatings pane itsva galvanized steel coil . Pukuta nzvimbo yakagadzirirwa ne-fast-acting commercial degreaser kana isopropyl alcohol. Shandisa tauro rechitoro risina lint. Iwe unofanirwa kuenderera nekukurumidza kune rinotevera nhanho kana solvent yanyungudika. Kufumura iyo yakashama, yakacheneswa zinc kumhepo kwenguva yakareba kunokoka kukurumidza kudzoreredza oxidation.
3. Flux Application
Isa jasi rine rupo reyako yakasarudzwa zinc-chloride fluid flux yakananga kune yakabatana seam. Iwe unogona kushandisa bhurashi reasidhi kuti uipende zvakaenzana munzvimbo yakanangwa. Ita shuwa kuti mvura inopinda mune chero maburi anopindirana. Iyo inoyerera ichachenesa simbi nemakemikari sezvainopisa. Usaparadzire flux kunze kwenzvimbo yakarongwa yejoint, sezvo ichinyanya kukanganisa.
4. Kupisa Kushandisa uye Solder Flow
Isa chitubu chako chekupisa kune base simbi pachayo. Usaise murazvo kana simbi tipi zvakananga kune solder waya. Pisa simbi zvishoma nezvishoma kusvika pa600°F. Nguva nenguva bata waya wekutengesa kune musono wesimbi. Kana simbi yasvika patembiricha chaiyo, solder inonyungudika ipapo payasangana. Capillary chiito chinongo dhirowa iyo yemvura simbi yakadzika musono. Fambisa chitubu chako chekupisa pamwe nejoini zvakanaka, uchirega simbi inoyerera ichitevera kupisa.
5. Post-Solder Neutralization (Yakakosha)
Haukwanise kusvetuka danho rekupedzisira iri. Acidic flux residue inokurumidza kukanganisa simbi iri pasi kana isina kurapwa. Kana mubatanidzwa wangotonhora zvawo kusvika patembiricha yekamuri, unofanira kurayira kunyatsocheneswa. Geza mubatanidzwa wakatonhodzwa nesimba nemvura inodziya uye nejira rakachena, rakanyorova. Vamwe vashandisi vanoshandisa yakapfava yekubheka soda mhinduro kuti ive nechokwadi chakazara asidhi neutralization. Tevera izvi nekuomesa nzvimbo yacho zvachose nemhepo yakamanikidzwa kana tauro rakaoma.
Kuderedza Njodzi: Metal Fume Fever uye Kupisa
Kushanda nesimbi dzakagadziriswa kunounza njodzi dzakakomba dzehutano uye zvinhu. Iwe unofanirwa kuremekedza njodzi dzakasikwa dzekupisa zinc. Maprotocol akakodzera ekuchengetedza anopatsanura mhedzisiro yehunyanzvi kubva kune njodzi zvikanganiso zveamateur.
Ventilation uye PPE
Zinc inobata zvine ngozi pakupisa kwakanyanya. Kana zinc ikasvika pakupisa kwemhepo, inoburitsa chiutsi chichena chine muchetura. Kufema chiutsi ichi kunokonzeresa chirwere chakakomba chinonzi 'Metal Fume Fever'. Zviratidzo izvi zvinowanzoitika maawa akawanda mushure mekuratidzwa.
Iwe unofanirwa kuda yakasimba kuchengetedza maprotocol. Gara uchipfeka P100 hafu-mask respirator yakanyatso kukwenenzverwa yakagadzirirwa kupisa utsi. Iyo yakapfava guruva mask mask inopa zero dziviriro kubva kune zinc vapor. Uyezve, iwe unofanirwa kushandisa kumanikidza-mhepo exhaust ventilation munzvimbo yako yebasa. Sunda utsi kubva munzvimbo yako yekufema uye woikwevera kunze zvakachengeteka.
Temperature Control
Iwe unotarisana nenjodzi yenguva dzose yekushandisa kupisa kwakanyanya, kunyanya kana uchishandisa propane torch. Zinc inonyunguduka painoda kusvika 787°F. Matochi anopisa zviuru zvemadhigirii zvinopisa kupfuura izvi. Kupisa nzvimbo kunoparadza zinc coating kunze kweiyo pakarepo yejoint zone. Kukuvadzwa kwemafuta uku kunosiya simbi yepasi isina kushama zvachose uye inogona kukurumidza kuita ngura. Pakupedzisira, kupisa zinc kunokanganisa kutendeseka kwechirongwa chako chose. Chengetedza tochi yako ichifamba nguva dzose kudzivirira kupisa kwenzvimbo.
Kuvimbiswa Kwehutano uye Kukundikana Kuongorora
Iwe unofanirwa kuona iyo mechanic uye makemikari kubudirira kwejoint yako usati waisa chikamu mubasa. Kuongorora kwakakodzera kunodzivirira kukundikana kwemunda kunodhura pasi pemutsara.
Visual Inspection
Iwe unokwanisa kukurumidza kuona mubatanidzwa wakabudirira kuburikidza neiyo basic visual evaluation. Mubatanidzwa we solder une hutano unofanirwa kuoneka wakatsetseka, uchipenya zvishoma, uye wakanyoroveswa kumucheto kwesimbi. Iyo simbi inofanira kunyura zvakakwana muhwaro zvinhu.
Chenjerera kune zvinowanzoitika kukanganisa kwekuona. Beaded kana 'balled up' solder inoratidza dambudziko rakakura. Izvi zvinowanzoreva kuti wakashandisa kupisa kusina kukwana kana kuisa flux isina kukwana. Solder yakatadza kuputsa kushushikana kwepamusoro uye bond. Kana iyo joint ichiita seyakasviba, crystalline, kana kupiswa, wakashandisa kupisa kwakanyanya uye wakapisa alloy.
Corrosion Checking
Kutariswa kwemashure kwekugadzirwa kunokosha zvakangofanana nekuongorora kwekutanga. Kana kukasira kusati kwasvika kuchiitika pamwe nemusono mazuva mashoma mushure mekupedza chirongwa, une kutadza kwemakemikari. Iwe unogona kugara uchiongorora izvi sekutadza kugeza iyo inoodza asidhi inoyerera panguva yekupedzisira nhanho. Ma chloride akavharirwa akangodya nemu zinc ndokutanga kuparadza simbi. Iwe unofanirwa kukwenenzvera yako post-solder neutralization maitiro kugadzirisa izvi.
Mhedziso
Soldering inoramba iri yakavimbika, yakaratidza nzira yepasi-kushushikana, mvura-yakasimba maapplication. Inoenzanisa zvakakwana zvisikwa zvakasimba zvekubatana nekuchengetedza zvinhu. Maitiro acho anoshanda zvakasarudzika chero mushandisi anoremekedza makemikari anopokana ne zinc uye anoshandisa izvo zvinhu chaizvo.
Kuti uve nechokwadi chekubudirira pane yako inotevera purojekiti, ita chiito nekukurumidza pakuseta kwako. Chekutanga, ongorora nzvimbo yako yekushandira ikozvino kuti uve nechokwadi chekukwanisa kumanikidza-mhepo kufefetera. Chechipiri, tenga yakatsaurirwa zinc-chloride flux uye yakakwirira-yemvura inopisa sosi. Chekupedzisira, gara uchiyedza chikumbiro chako chekupisa pane chidimbu chesimbi usati wazvipira kune yako yekupedzisira zvigadzirwa.
FAQ
Mubvunzo: Ndinogona here kushandisa simbi yemagetsi yakagadzika pane galvanized metal?
A: Kazhinji, kwete. Masimbi akajairwa haana huremu hwekupisa hunodiwa pakupisa zvikamu zvakakura zvemarara kusvika pa600°F inodiwa. Pepa resimbi rinokwevera kupisa kure nekukurumidza. Iyo inorema-basa simbi (100W +) kana yakanyatsodzorwa propane torch inodiwa zvachose kuti ubudirire.
Mubvunzo: Ndinofanira kushandisa lead solder here?
A: Kwete. Nepo 60/40 tin/lead iri nyore kushanda nayo nekuda kwekudzika kwayo kunyungudika uye kuyerera kwakanakisa, haisi yekumanikidza. Mashizha asina sirivha anotungamira anoshanda zvakanaka pane zinc coatings, kunze kwekunge sosi yako yekupisa iine simba rekusvika painonyungudika zvishoma.
Q: Sei mubatanidzwa wangu soldered ngura pakarepo?
A: Izvi zvinenge zvichikonzerwa nekusiya acid-based flux residue pasimbi. Iwo ane hukasha ma chlorides ari mu flux anoita se etching agent. Vanozodya zvine hukasha kuburikidza nezvose zinc uye simbi kana isina kuchinjika uye yakashambidzwa nemvura inodziya pakarepo mushure mekunge mubatanidzwa watonhora.
