Bright annealing ano aduru a de ma H angao mfiridwuma no ma hyerɛn anneal ed tube a ɛyɛ mmerɛw mu ne akyi soro, pɛpɛɛpɛ dimensional tolerance, ahoɔden a ɛkorɔn, ahoɔden corrosion resistance ne nea ɛkeka ho.Ɔkwan bɛn so na wobetumi anya tube a ɛte saa?
Wɔde austenitic dade a ɛnyɛ den di dwuma kɛse wɔ ɔmanfo, mfiridwuma ne asraafo dwumadi ahorow mu.Wɔwɔ nneɛma ahorow mu, te sɛ nnua, abaa, ntama, ntama, ntama, foil, tubing, tubing, fittings, flanges ne forgings afoforo.
Sɛ wɔde ɔhyew yɛ dade a ɛnyɛ den no wɔ fononoo a ɛnyɛ den mu a, chromium fã a ɛwɔ austenitic dade a ɛnyɛ den mu no ne oxygen a ɛwɔ mframa mu no bɛyɛ adwuma ma ayɛ grey oxide layer, a wɔfrɛ no 'scale', a ɛsɛ sɛ wɔde pickling kwan yi fi hɔ.
Annealing ano aduru a ɛhyerɛn no betumi ama saa adeyɛ yi ayɛ papa.Sɛnea ɛbɛyɛ a wobɛkɔ so ayɛ fɛ, kora mfitiase dade hyerɛn na kwati pickling, ɛsɛ sɛ austenitic stainless dade hyerɛn annealed wɔ ahobammɔ anaa vacuum mu na amma ne soro kɔla nsakrae.Wobetumi de austenitic dade a ɛnyɛ den a ɛyɛ ahorow nyinaa ayɛ annealed.Wim tebea a ɛbɔ ho ban no betumi ayɛ hydrogen a ɛho tew, ammonia a wɔapaapae mu, anaa ɛtɔ mmere bi a vacuum.Mframa a ɛbɔ ho ban siw austenitic dade a ɛnyɛ den nneɛma a ɛwɔ soro no ano bere a wɔreyɛ annealing no.
Enti bright annealing solution wɔ mfaso horow a edidi so yi:
1, hyerɛn annealing ɛnyɛ sɛ ɛtew dade paipu hardness so nko, ɛma ductility tu mpɔn, ɛma plasticity tu mpɔn, na mmom ɛnyɛ den sɛ wobetwa na awɔw deformation nso.
2, ma corrosion resistance tu mpɔn denam intergranular carbide precipitation a woyi fi hɔ no so, sɛnea ɛbɛyɛ a ne soro hwɛbea bɛyɛ fɛ.Refining aburow ne uniform dade nhyehyɛe ne composition, ma dade su tu mpɔn, nanso nso siesie wo ho ma ɔhyew ayaresa.
3, yi residual emu nhyɛso wɔ dade mu, siw deformation ne mpaapaemu ano.
4. Oxidation ne decarbonization ba bere a ɔhyew ne onwini wɔ annealing a ɛyɛ daa mu, enti wɔayɛ dade a wɔde ɔhyew ayɛ no ho adwuma kɛse, na ɛma dade a wɔhwere ne ɛka kɔ soro.
5. nya no oxidation hyerɛn, papa corrosion resistance soro.Esiane sɛ bright annealing yɛ ɔhyew a wɔde yɛ strip steel wɔ wim a ɛbɔ ho ban a hydrogen ne nitrogen gas afrafra wom nti, wonya ɔfasu a enni oxidation denam mframa a ɛbɔ ho ban a ɛwɔ fononoo no mu a wɔhwɛ so denneennen no so.Sɛ wɔde toto ɔfasu a wonya denam annealing ne pickling a wɔtaa de di dwuma so no ho a, esiane sɛ oxidation kwan biara nni hɔ nti, chromium a enni hɔ adeyɛ no so tew wɔ soro, na ne nsɛe a ɛko tia no ye wɔ polishing akyi.
6. ayaresa a ɛhyerɛn na ama wɔakɔ so awie nea ɛrehuruhuruw no, wontumi nyɛ ho adwuma bio na wonya ɔfa a ɛhyerɛn.Esiane sɛ hyerɛn annealing, tube no ani kura mfitiase dade luster, anya hyerɛn soro, wɔ ahwehwɛde ahorow no ase, wobetumi de adi dwuma tẽẽ a wonni ne soro ho adwuma.
7.Efĩ ho haw biara nni hɔ a ɛnam ɔkwan a wɔfa so yɛ pickling a wɔtaa de di dwuma so de ba.Annealed tube nhia sɛ ɛyɛ pickling anaa ayaresa a ɛte saa, mfa acid nni dwuma, efĩ ho haw biara nni hɔ a pickling de ba.
Enti yɛyɛɛ dɛn duu hɔ?
On-Line Fixing & Fusing (Anealing) mfiri betumi ayɛ hyew stainless dade welded pipeto 1050 ° C afei onwini no ma ɔhyew a ɛba fam sen 100 ° C wɔ ahobammɔ hydrogen.The ɔhyew tumi a wɔde ma a ɛwɔ mfinimfini ferquency induction no ne DSP foforo koraa +IGBT structure.With DSP dijitaal control system,ɛwɔ hɔ ankasa ahobammɔ ne ankasa diagnostic functions.With nketewa volume,ɛhyew pipes ntɛmntɛm na etu mpɔn ne ahoɔden-kora ne low-waste features.The titiriw nkɔso inducer nhyehyɛe sɛnea features a stainless dade betumi akora ahoɔden 15%-20% so a ɛne nneɛma afoforo a ɛwɔ adesuakuw koro no ara mu bɔ abira.Using hydrogenen as of gas every minute.
Sɛ wopɛ sɛ wosua pii a, pleasr klik ha: Electricity-Powered Stainless Steel Tubing a Ɛyɛ Hyerɛn Annealing Fononoo
