Views: 0 Ɔkyerɛwfo: Site Editor Publish Time: 2024-12-28 Mfiase: Beaeɛ
Austenitic stainless steel ne mfaso a ɛwɔ annealing a ɛhyerɛn so .
Wɔde austenitic stainless steel di dwuma kɛse wɔ ɔmanfo, mfiridwuma, ne asraafo mu. Ɛwɔ hɔ wɔ nneɛma ahorow pii mu, a nea ɛka ho ne nnua, abaa, ntama, mprɛte, nhama, ntama, nsu afiri, nsukorade, nneɛma a wɔde hyɛ mu, flanges, ne nneɛma afoforo a wɔde yɛ nneɛma.
Sɛ wɔde dade a ɛnyɛ den di dwuma wɔ fononoo a wɔtaa de di dwuma mu a, chromium a ɛwɔ austenitic dade a ɛnyɛ den mu no ne oxygen a ɛwɔ mframa mu no yɛ adwuma, na ɛyɛ oxide a ɛyɛ fitaa a wonim no sɛ 'scale.' ɛsɛ sɛ woyi saa layer yi fi pickling akwan so.
Bright annealing de mfaso atitiriw pii ma sɛ ano aduru foforo:
Mfiridwuma mu nneɛma a ɛkɔ anim
a ɛma hann a ɛyɛ hyew no ntew dade a ɛnyɛ den a wɔde yɛ nhama no so nko, na mmom ɛma ductility ne plasticity nso yɛ kɛse, na ɛma ɛyɛ mmerɛw sɛ wɔde mfiri ne awɔw bɛyɛ adwuma.
Nkyene a ɛkɔ soro a ɛko tia ne ne soro a ɛda
adi denam intergranular carbide a ɛtɔ gu fam a woyi fi hɔ no so no, annealing a ɛhyerɛn no ma corrosion resistance tu mpɔn na ɛde ani a ɛyɛ fɛ ma. Ɛma aburow nhyehyɛe no yɛ yiye na ɛma dade a ɛwɔ mu no yɛ pɛ, na ɛnam so ma adwumayɛ yɛ kɛse na ɛsiesie nneɛma a wɔde bɛyɛ adwuma akyiri yi.
Adwennwen
ano aduru a ɛyɛ hyew a ɛma obi nya ahoɔden no yi nhyɛso a aka wɔ dade no mu no fi hɔ, na ɛtew asiane a ɛwɔ hɔ sɛ ɛbɛsakra na apaapae no so.
Oxidation ne decarburization a ɛso tew
Nea ɛnte sɛ annealing a wɔtaa de di dwuma, a ɛfa oxidation ne decarburization ho bere a wɔreyɛ hyew na ayɛ nwini no, annealing a ɛyɛ hyew kwati saa nsunsuanso ahorow yi. Eyi ma dade a ɛyera no so tew na ɛtew ka foforo a wɔbɔ wɔ nneɛma a wɔyɛ ho no so.
Oxidation-free, corrosion-resistant soro hyerɛn
annealing ma hann, oxidation-free ɔfasu a ɛkorɔn corrosion resistance. Wɔyɛɛ no wɔ wim tebea a wɔahyɛ so a ɛwɔ hydrogen ne nitrogen mu no, saa adeyɛ yi siw oxidation ne chromium a ɛso tew ano, na ɛma ɛba fam a ɛyɛ corrosion resistance yiye sen 2B awie a wɔayɛ no fɛfɛɛfɛ ma ayɛ nea ɛte saa ara.
Anealing a ɛyɛ hyew a ɛwɔ soro no a wɔkora so no
kora ɔfasu a wɔabobɔw no mfitiase a ɛyɛ mmerɛw no so, na ɛma ɛkame ayɛ sɛ ɛyɛ ahwehwɛ. Wɔ dwumadie dodoɔ no ara mu no, wɔbɛtumi de saa ɔfasuo yi adi dwuma tẽẽ a wɔrennyɛ ho adwuma bio.
Nkɔso a ɛba wɔ nneɛma soronko a wɔayɛ ho mfonini wɔ soro
esiane sɛ annealing no nsakra dade no ani nti, annealing a ɛhyerɛn no ma kwan ma wɔkora nsusuwii a wɔabobɔw so, na ɛma ɛyɛ mmerɛw sɛ wɔbɛyɛ dade a wɔayɛ ho mfonini a wɔde awɔw ayɛ no soronko.
Nneɛma a atwa yɛn ho
ahyia ho nhyehyɛe a ɛyɛ hyew a wɔde di dwuma no ma ɛho nhia sɛ wɔde acid pickling anaa ayaresa a ɛte saa ara di dwuma, na ɛkwati sɛ wɔde nnuru a ɛyɛ hyew te sɛ acid bedi dwuma na wɔayi efĩ a ɛbata akwan a wɔfa so pickling a wɔde di dwuma wɔ amanne kwan so no afi hɔ.
Bright annealing yɛ ɔhyew a wɔde di dwuma wɔ mfiridwuma mu na ɛma nneɛma a atwa yɛn ho ahyia no kɔ so tra hɔ daa, na ɛde nneɛma a ɛyɛ papa a ɛkorɔn ma na ɛboa ma wɔyɛ nneɛma a wɔyɛ no yiye.