Annealing nye dzoxɔxɔ ƒe dɔwɔwɔ na gakpo siwo mexɔ dzo o siwo wotsɔ ga wɔe. Eƒe taɖodzinue nye be woaɖe nuteɖeamedzi si susɔ ɖa, ana didimewo nali ke, eye woaɖe nɔnɔme si nye be woƒe nɔnɔme trɔna eye wogbãna ƒe nɔnɔme dzi akpɔtɔ.
Nukae nye 2205 gakpo si mexɔ dzo o ƒe pɔmpi ƒe annealing?
Ne wowɔ pɔmpia to dɔwɔwɔ le vuvɔŋɔli me la, carbide ƒe tsidzadza, lattice ƒe nɔnɔme madeamedziwo, kple wɔwɔme kple woƒe wɔwɔme si mewɔ ɖeka o ana be gakpo si mexɔ dzo o ƒe xɔxlɔ̃ natsi anyi. Le ɣeyiɣi sia me la, ehiã be woawɔ atike (alo atike si woatsɔ adae) annealing.
Nukatae wotsɔa gakpo si mexɔ dzo o ƒe pɔmpi 2205 ƒoa ƒui?
Ðe gakpo ƒe sesẽme dzi kpɔtɔ eye nàna plasticity nanyo ɖe edzi be wòana lãɖeɖe kple vuvɔ ƒe dɔwɔwɔ nanya wɔ nanɔ bɔbɔe .
Trɔ asi le nukuwo ŋu, homogenize gakpo ƒe wɔwɔme kple eƒe wɔwɔme, na gakpo ƒe nɔnɔmewo nyo ɖe edzi alo nàdzra ɖo ɖe dzoxɔxɔ ƒe dɔwɔwɔ si akplɔe ɖo ŋu
Ðe nuteɖeamedzi si susɔ ɖe eme le gakpo me ɖa be wòaxe mɔ ɖe eƒe nɔnɔme ƒe tɔtrɔ kple eƒe gbagbã nu.
2205 gakpo si mexɔ dzo o ƒe tube annealing dɔwɔwɔ .
Le ewɔwɔ me la, wozãa annealing ƒe ɖoɖoa le afisiafi. Le annealing ƒe taɖodzinu vovovo siwo dɔwɔnua bia nu la, annealing ƒe dɔwɔwɔ ƒe ɖoɖo vovovowo li, zi geɖe la, wozãa nuteɖeamedzi gbɔɖeme annealing, annealing blibo kple spheroiding annealing.
Nuteɖeamedzi ƒe gbɔdzɔe tsɔtsɔ ƒo ƒui. Dɔwɔnu siwo bɔ hena nuteɖeamedzi dzi ɖeɖe kpɔtɔ ƒe annealing le gakpo si mexɔ dzo o ƒe mɔ̃wo ŋue nye dzodoƒe si me mekɔna o si me keklẽ le na gakpo siwo mexɔ dzo o ƒe mɔ̃wo, si nye dzodoƒe si me keklẽ le si me keklẽ le. Gas-dzɔtsoƒe si kpɔa ame ta la xɔa amonia si gblẽa nu le eŋu eye wotsɔa gas ŋuti kɔklɔmɔ̃ dea eme. Hangao Tech (Seko mɔ̃wo) wɔ xɔtuɖoɖo ƒe tɔtrɔ le muffle dzodoƒea, si ɖe mɔnu si nye mesh belt tsɔe ɖa eye wotsɔ mɔ̃ ɖeka ƒe ʋuƒo si me womeɖea mɔ̃ ɖeka le o si yia edzi le fli dzi la ɖɔ li. Dɔwɔnuawo ƒe nɔnɔmewo nye dziɖuɖu deŋgɔ, ŋusẽzazã ɖedzesi aɖe, beléle na wo bɔbɔe, kple bubuawo Dzoxɔxɔ ƒe teƒe si fli bliboa xɔa PID automatic multi-zone dzoxɔxɔ dzikpɔkpɔ. Ga si mexɔ dzo o ƒe pɔmpiwo dzoxɔxɔ-si wotsɔ wɔ dɔe to míaƒe Dzoxɔxɔ Dzadzraɖo Ga si mexɔ dzo o ƒe pɔmpi si le keklẽm le dzodoƒe reduce deformation me eye woakpɔ egbɔ be ellipticity le pɔmpiawo me.
Woɖoa gakpo siwo mexɔ dzo o la ɖe nuɖuɖudzraɖoƒea sɔsɔe, woɖoa wo ɖe dzodoƒe si le dzo dam la to mɔ̃ si wotsɔna tsɔa woe la dzi, wodo dzoe va ɖo 1050-1080 °C le yame si dzi woate ŋu aɖu la takpɔkpɔ me, eye emegbe woate ŋu atsɔ dzotsimɔ̃awo katã aƒu gbe. Le austenite ƒe wɔwɔme me, eye emegbe wofae kabakaba va ɖo 350 °C te la, woate ŋu akpɔ solution sesẽ si me wodea amii si sɔ gbɔ wu, si nye austenite ƒe wɔwɔme ɖeka si sɔ ɖe mɔ ɖeka nu.
Annealed bliboe. Wozãnɛ tsɔ trɔa asi le xɔ si me dzoxɔxɔ le si le ƒuƒlu la ŋu kple mɔ̃ɖaŋununya ƒe nɔnɔme gbegblẽwo le gakpo si le titina kple esi me carbon mele o ƒe ƒoƒo vɔ megbe. Do dzo na dɔwɔnua wòagbɔ dzoxɔxɔ si nye 30-50°C ŋu wu dzoxɔxɔ si me ferrite la katã trɔna zua austenite, lée hena ɣeyiɣi aɖe, eye emegbe nàtsɔ dzodoƒea afae vivivi. Le fafa ƒe ɖoɖoa me la, austenite la gatrɔna ake, si ate ŋu ana gakpoa ƒe wɔwɔme naɖiɖi. .
spheroizing annealing. Wozãnɛ tsɔ ɖea dɔwɔnu ƒe gakpo kple gakpo si me wotsɔa nu ƒoa nui ƒe sesẽme gã dzi kpɔtɔna le ewɔwɔ vɔ megbe. Wodoa dzo na dɔwɔnua wòdea dzoxɔxɔ si nye 20-40°C wu dzoxɔxɔ si me gakpoa dzea austenite wɔwɔ gɔme le, eye emegbe wofae blewu le dzoxɔxɔa takpɔkpɔ vɔ megbe. Le fafa ƒe ɖoɖoa me la, lamellar cementite si le pearlite la me va zua nusi le dzogoe ene me, si wɔnɛ be eƒe sesẽme dzi ɖena kpɔtɔna.
Míexɔ wò nyuie be nàbia nya mí!
Iris Liang .
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