Nnianim: Dɛn nti na Welding Galvanized Sheets yɛ den kɛse?
Bere a galvanized dade nkratafa wɔ tumi a eye kyɛn so anti-corrosion, ɛsan nso de welding nsɛnnennen ba. Zinc wɔ baabi a ɛnyɛ den sɛ ɛbɛbɔ (bɛyɛ digrii 420 ) na ɛnyɛ den sɛ ɛbɛyɛ nwini bere a wɔreyɛ welding no, na ɛyɛ pores anaasɛ spatter, na ɛka weld no su. Enti, bere a wode aspot welding afiri a wɔde yɛ nneɛmawɔ galvanized nkratafa ho no, ɛsɛ sɛ wɔfa nhyehyɛe mu nsakrae a ɛne no hyia ne nnwinnade a ɛyɛ papa na ama wɔahwɛ ahu sɛ welding su a ɛyɛ den na wotumi de ho to so.
I. Zinc Layer Evaporation a Ɛde Welding Mfomso Ba
Wɔ welding ɔhyew nhyehyɛe no mu no, zinc a ɛwɔ galvanized sheets no ani no yɛ nwini ntɛmntɛm, na ɛma mframa pii ba, a ɛnyɛ den sɛ ebetumi ayɛ sintɔ te sɛ pores ne slag inclusions wɔ weld no mu, na ɛtew welding ahoɔden ne sealing so. Sɛnea ɛbɛyɛ a wɔbɛtew ɔhaw ahorow a ɛtete saa so no, ma welding current no nkɔ soro sɛnea ɛfata na ma welding bere no yɛ tiaa na ama woanya fusion ntɛmntɛm na woatew zinc vapor retention so.
II. Easy Wear of Electrode Tips, Ɛka Welding Gyinabea
Ɛnyɛ den sɛ zinc nneɛma ne electrode nneɛma bɛyɛ adwuma wɔ ɔhyew a ɛkɔ soro mu, na ɛma electrode no ano yɛ oxidation ntɛmntɛm anaasɛ ɛbata ho, na ɛnam so nya conductivity ne pressure a wɔde di dwuma no so nkɛntɛnso. Enti, bere a wode aspot welding afiri a wɔde yɛ nneɛmawɔ nkrataa a wɔde galvanized ayɛ ho no, wɔkamfo kyerɛ sɛ wɔmfa electrode nneɛma a ɛko tia nsɛe a emu yɛ den te sɛ chromium zirconium kɔbere nni dwuma, na wɔhohoro anaasɛ wɔsesa electrode ahorow no daa na ama wɔahwɛ ahu sɛ welding no yɛ pɛpɛɛpɛ.
III. Nsonsonoe Kɛse a Ɛwɔ Contact Resistance mu, Ɛka Ɔhyew a Wɔde Di Dwuma
Galvanized layer no a ɛwɔ hɔ no sesa contact resistance a ɛda krataa no ne electrode no ntam, na ɛde welding ɔhyew a entumi nnyina, na ɛno nso ka welding su. Sɛnea ɛbɛyɛ a wobedi eyi ho dwuma no, ntease wom sɛ wobɛsakra welding nhyɛso ne mprempren parameters sɛnea galvanized krataa no kɛse ne zinc layer no mu duru te na ama woahwɛ ahu sɛ ɔhyew a ɛba no yɛ pɛ na wotumi di so.
IV. Welding Spatter a ɛboro so, a ɛka sɛnea ɛte ne sɛnea ɛyɛ adwuma yiye
Esiane sɛ zinc no nnɔw pii nti, ɛnyɛ den sɛ mframa a ɛba bere a wɔreyɛ welding no betumi ama apetepete, na ɛnyɛ sɛ ɛka beae a wɔde welding no ho tew nko na mmom ebetumi asɛe nnwinnade ne wɔn a wɔde di dwuma no nso. Ɔhaw yi ano aduru ne sɛ wɔbɛma electrode no nsusuwii ayɛ papa, wɔbɛma nhyɛso nhyehyɛe no mmuae ahoɔhare atu mpɔn, na wɔafa akwan horow a wɔfa so de nhyɛso yɛ anammɔn anammɔn.
Awiei: Nyansahu mu a wobedi nsɛnnennen a ɛwɔ Welding Galvanized Sheets mu ho dwuma no yɛ Ade titiriw
Sɛ yɛbɛbɔ no mua a, .spot welding mfiri ahorowma galvanized nkratafa hyia nsɛnnennen pii wɔ welding nhyehyɛe no mu, a zinc layer evaporation, electrode wear, unstable contact resistance, ne welding spatter ka ho. Ɛdenam welding parameters a wɔyɛ no yiye, electrode nneɛma a ɛfata a wɔpaw, ne nnwinnade a wosiesie ne nhyehyɛe a wɔde di dwuma a wɔbɛhyɛ mu den so no, wobetumi ama welding no su ne nea wɔyɛ no yiye no atu mpɔn yiye. Ɛnam nkɔsoɔ a nyansa welding mfiridwuma, daakyespot welding mfiri ahorowefisɛ galvanized nkratafa bɛyɛ nea ɛyɛ pɛpɛɛpɛ na ɛyɛ den, na ɛbɛboa nkɔso a ɛkorɔn-a ɛyɛ papa wɔ nneɛma a wɔyɛ mu.
