Pe a filifilia mea uamea uʻamea, 3Cr12 ma 410S e lua e masani ona faʻaaogaina filifiliga. E ui o mea uma e lua o u'amea u'amea, latou te fa'aalia le tele o eseesega i vaila'au, fa'atinoga, ma vaega fa'aoga. O lenei tusiga o le a suʻesuʻeina le eseesega autu i le va o nei ipu uʻamea e lua ma a latou faʻaoga taʻitasi, e fesoasoani ia te oe i le faia o filifiliga atamai mo au galuega faatino.
O le a le sila u'amea 3Cr12?
3Cr12 pepa uamea uameao se u'amea u'amea ferritic o lo'o i ai 12% Cr, lea e tutusa ma le Europa 1.4003 vasega. O se u'amea u'amea ferritic fa'aogaina e sui ai uamea carbon coated, weathering sila ma alumini. O loʻo i ai uiga o le faʻagasologa faigofie ma le gaosiga, ma e mafai ona faʻapipiʻiina e ala i tekinolosi faʻaigoa masani. E mafai ona faʻaaogaina e fai ai: taʻavale taʻavale, taʻavale, faʻamalo, fusipaʻu feʻaveaʻi, mata o le mata, faʻafeiloaʻi ala, talone koale, koneteina ma tane, alaasu, alalaupapa ea, ma ufiufi i fafo , Panels, ala savali, faasitepu, alalaupapa, ma isi.
O le a le 410S uamea u'amea?
410S uamea uameao se faʻamaualalo-carbon, e le faʻamalosia suiga o le martensitic stainless steel 410. O loʻo i ai e uiga i le 11.5-13.5% chromium ma le itiiti ifo o isi elemene e pei o le manganese, phosphorus, sulfur, silicon, ma o nisi taimi nickel. O le maualalo o le carbon content o le 410S e faʻaleleia ai lona faʻaogaina ma faʻaitiitia ai le lamatiaga o le maaa pe taʻe i le taimi o le uelo. Ae ui i lea, o lona uiga foi o le 410S e maualalo le malosi pe a faʻatusatusa i le tulaga masani 410. O loʻo ofoina atu le faʻafefeteina lelei, aemaise lava i siʻosiʻomaga malu, ae e itiiti ifo le faʻafefe nai lo austenitic stainless steels pei o 304 poʻo 316.
Ⅰ.3Cr12 ma le 410S Uamea Papatusi Fa'ameamea
E tusa ai ma le ASTM A240.
| Vasega | Ni | C | Mn | P | S | Si | Cr |
| 3Cr12 | 0.3-1.0 | 0.03 | 2.0 | 0.04 | 0.030 | 1.0 | 10.5-12.5 |
| 3Cr12L | 0.3-1.0 | 0.03 | 1.5 | 0.04 | 0.015 | 1.0 | 10.5-12.5 |
| 410S | 0.75 | 0.15 | 1.0 | 0.04 | 0.015 | 1.0 | 11.5-13.5 |
Ⅱ.3Cr12 ma le 410S Meatotino Papa Uamea
3Cr12 uamea uamea: Faʻaalia le malosi ma le faʻamalosia, talafeagai mo metotia faʻagasologa eseese. E ofoina atu le malosi faʻalelei ma le ofuina o le teteʻe, e mafai ai ona tatalia nisi faʻalavelave faʻainisinia.
410S uamea uamea:Fa'aalia le maaa maualuga, e fa'atatau mo le maualuga o le vevela, ae e sili atu le leaga o le weldability.O lona malosi ma le vevela e sili atu i tulaga maualuga-vevela.
| Vasega | Rm(MPa) | Ma'a'a Max(BHN) | Fa'aumiumi |
| 3Cr12 | 460 | 220 | 18% |
| 3Cr12L | 455 | 223 | 20% |
| 410S | 415 | 183 | 20% |
Ⅲ.3Cr12 ma le 410S Nofoaga Fa'aogaina o le Pa'u Uamea
3Cr12: Fa'aaoga lautele i masini kemisi, mea'ai mea'ai mea'ai, ma mea faufale.O lona lelei fa'afefete fa'afefeteina lelei mo siosiomaga susu ma acidic.
410S: E masani ona faʻaaogaina i vaega o le turbine, boilers, ma faʻafefe vevela i siosiomaga vevela maualuga. E fetaui lelei mo faʻaoga e manaʻomia ai le vevela ma le ofuina o le faʻafefe.
Ⅳ.Faatusatusaga Aotelega
O mea taua ole 3Cr12:
• Faiga: Chromium o lo'o i totonu ole 11.0–12.0%, kaponi ≤ 0.03%.
• Tete'e a'e: E fetaui lelei mo si'osi'omaga vaivai e pala, e pei o vaega fa'avae, mea faigaluega eli, ma fa'aoga lautele tau alamanuia.
• Feso'ota'iga: Lelei le fa'atinoina o le fa'agasologa ona o le maualalo o le kaponi.
| Tulaga | Vasega |
| South African Standard | 3Cr12 |
| Tulaga Europa | 1.4003 |
| US Standard | UNS S41003 (410S) |
| Fa'ava-o-malo | X2CrNi12 |
• 410S: E sili atu le ma'a'a ae la'ititi la'ititi la'ititi, e leai se titanium, e feololo le fa'aogaina, ma e talafeagai mo fa'aoga lautele e fa'asa'o.
• 3Cr12: Kaponi maualalo, taugofie, talafeagai mo si'osi'omaga vaivai pala, ma lelei weldability.
Taimi meli: Oke-24-2024