E te iloa le fa afi o le vevela i le faʻaogaina o tekonolosi?

Fa'ailogai lefaiga fa'ailoga, vevela togafitiga o le sootaga sili ona taua, vevela togafitiga roughly annealing, normalizing, quenching ma tempering fa faiga faavae, e masani ona taʻua o le vevela uʻamea togafitiga o le "fa afi".

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tasi, u'amea togafitiga vevela o le afi - fa'afefeteina:
1, annealing o le vevela lea o le mea faigaluega i le vevela talafeagai, e tusa ai ma le meafaitino ma le tele o le mea faigaluega e faʻaaoga ai taimi eseese e taofi ai, ona faʻagesegese lea o le malulu, o le faʻamoemoe o le faia lea o le faʻalapotopotoga i totonu e oʻo atu pe latalata i le tulaga paleni, e maua ai. lelei fa'agaioiga fa'atinoga ma fa'atinoga, po'o le fa'aputuina atili mo tapenaga a le tino.
2, o le faʻamoemoega o le faʻapipiʻiina:

① Faʻaleleia poʻo le faʻaitiitia o le sila i le tuʻuina atu, faʻamalosi, taʻavale ma le uʻamea faʻagasologa e mafua mai i le tele o faʻaletonu faʻalapotopotoga ma faʻalavelave faʻaletonu, e puipuia ai le faʻaleagaina o le mea faigaluega, taʻe.

② Fa'amalulu le mea faigaluega mo le tipi.

③ Faʻamama le saito ma faʻaleleia le fausaga e faʻaleleia ai mea faʻainisinia o le mea faigaluega.(4) Sauniuni mo le faʻamaʻi vevela mulimuli (tineia, faʻafefe).
Lua, u'amea vevela togafitiga o le afi lona lua - masani:
1, normalizing o le vevela lea o le mea faigaluega i le vevela talafeagai pe a uma le malulu i le ea, o le aafiaga o le normalizing e tutusa ma le annealing, ae o le fausaga e sili atu ona lelei, e masani ona faʻaaogaina e faʻaleleia ai le tipiina o meafaitino, ae faʻaaoga foi i nisi taimi mo nisi vaega. faʻatasi ai ma manaʻoga maualalo e pei o togafitiga vevela mulimuli.
2, o le faʻamoemoe o le faʻavasegaina:
①E mafai ona faʻaumatia le faʻapipiʻiina o saito mataʻutia ma le fausaga widnells o le tuʻuina atu, faʻamalosi ma uʻamea vaega, ma le fausaga fusi i totonu o mea taʻavale;Fa'amamaina o saito;Ma e mafai ona faʻaaogaina e fai ma togafitiga muamua aʻo leʻi tineia.
② E mafai ona faʻaumatia le sima lona lua fesoʻotaʻiga, ma faʻamamaina le pearlite, e le gata ina faʻaleleia mea faʻainisinia, ae faʻapena foi i le lumanaʻi spheroidizing annealing.
③O le sima fua i le tuaoi o saito e mafai ona faʻaumatia e faʻaleleia ai le faʻatinoina o ata loloto.
Tolu, u'amea togafitiga vevela o le afi lona tolu - tineia:
1, tineia o le vevela lea o le mea faigaluega pe a uma ona faʻasaoina le vevela, i totonu o le vai, suauʻu poʻo isi salts inorganic, vai faʻalaʻau vai ma isi faʻamalo vave cooling.A maeʻa ona tineia, e faʻamaʻaʻaina le sila, ae i le taimi lava e tasi e maʻaleʻale.
2. Fa'amoemoega o le tineia:
①Faʻaleleia mea faʻainisinia o mea uʻamea poʻo vaega.Mo se faʻataʻitaʻiga: faʻaleleia le maaa ma le faʻaogaina o mea faigaluega, bearings, ma isi, faʻaleleia le faʻatapulaʻaina o vaipuna, faʻaleleia le faʻaogaina o mea faʻainisinia o vaega o le au, ma isi.
②, faʻaleleia mea faʻapitoa poʻo vailaʻau vailaʻau o nisi uamea faʻapitoa.E pei o le faaleleia o le corrosion teteʻe o stainless steel, faateleina le maneta tumau o sila mageta, ma isi.
Fa, u'amea vevela togafitiga o le afi lona fa - tempering:
1, faʻafefe ina ia faʻaitiitia ai le brittleness o le uamea, o le tineia o le sila i se vevela talafeagai i luga aʻe o le vevela o le potu ma lalo ifo o le 710 ℃ mo se taimi umi, ona faʻamafanafanaina lea, o lenei faiga e taʻua o le faʻafefe.
2, le faʻamoemoega o le faʻafefe:
①, faʻaitiitia le faʻalavelave i totonu ma faʻaitiitia le brittleness, e tele le faʻalavelave ma le brittleness o vaega tineia, e pei o le le faʻafefe taimi e masani ona maua ai le deformation ma e oʻo lava i le taʻe.
② Fetuuna'i uiga fa'ainisinia o le mea faigaluega.A uma ona tineia, o le mea faigaluega e maualuga le maaa ma le brittleness.Ina ia mafai ona faʻamalieina tulaga manaʻomia eseese o mea faigaluega eseese, o le maaa, malosi, palasitisi ma le faigata e mafai ona fetuunai e ala i le faʻafefe.
③, faʻamautu le tele o mea faigaluega.E ala i le faʻafefe, e mafai ona faʻamautu le fausaga metallographic e faʻamautinoa ai o le a le tupu se faʻalavelave i le faʻaaogaina o le lumanaʻi.
④, faʻaleleia le faʻatinoina o le tipiina o nisi uʻamea uʻamea.


Taimi meli: Aukuso-26-2021

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