Lokacin zabar kayan ƙarfe na bakin ƙarfe, 3Cr12 da 410S zaɓuɓɓuka biyu ne da aka saba amfani da su. Duk da cewa duka ƙarfe na bakin ƙarfe ne, suna nuna bambance-bambance masu mahimmanci a cikin abubuwan da ke cikin sinadarai, aiki, da wuraren amfani. Wannan labarin zai bincika manyan bambance-bambancen da ke tsakanin waɗannan faranti biyu na bakin ƙarfe da aikace-aikacensu, yana taimaka muku yin zaɓi mai kyau don ayyukanku.
Menene bakin karfe 3Cr12?
3Cr12 bakin karfe takardarƙarfe ne mai ƙarfe mai ƙarfe mai ƙarfe wanda ke ɗauke da kashi 12% na Cr, wanda yayi daidai da matakin Turai na 1.4003. Bakin ƙarfe ne mai rahusa wanda ake amfani da shi don maye gurbin ƙarfe mai rufi da carbon, ƙarfe mai jure zafi da aluminum. Yana da halaye na sarrafawa da ƙera abubuwa masu sauƙi, kuma ana iya walda shi ta hanyar fasahar walda ta gargajiya. Ana iya amfani da shi don ƙera: firam ɗin abin hawa, chassis, hoppers, bel ɗin jigilar kaya, allon raga, kwano mai ɗaukar kaya, kwandon kwal, kwantena da tankuna, bututun hayaki, bututun iska, da murfin waje, bangarori, hanyoyin tafiya, matakala, layukan dogo, da sauransu.
Menene bakin karfe 410S?
410S bakin karfewani gyaggyaran ƙarfe ne mai ƙarancin carbon, wanda ba ya taurarewa na ƙarfen martensitic 410. Ya ƙunshi kusan kashi 11.5-13.5% na chromium da ƙananan adadin wasu abubuwa kamar manganese, phosphorus, sulfur, silicon, da kuma wani lokacin nickel. Ƙarancin sinadarin carbon na 410S yana inganta ƙarfin waldansa kuma yana rage haɗarin tauri ko tsagewa yayin walda. Duk da haka, wannan kuma yana nufin cewa 410S yana da ƙarancin ƙarfi idan aka kwatanta da na yau da kullun na 410. Yana ba da kyakkyawan juriya ga tsatsa, musamman a cikin yanayi mai laushi, amma ba shi da juriya fiye da ƙarfe masu launin austenitic kamar 304 ko 316.
Sinadarin Sinadarin Farantin Karfe Ⅰ.3Cr12 da 410S
A cewar ASTM A240.
| Matsayi | 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 |
Kayayyakin Farantin Karfe Ⅱ3Cr12 da 410S
Bakin Karfe 3Cr12Yana nuna ƙarfi da juriya ga wasu matsaloli na injiniya. Yana nuna ƙarfi mai kyau da kuma sauƙin walda, wanda ya dace da hanyoyin sarrafawa daban-daban. Yana ba da ƙarfi mai matsakaici da juriya ga lalacewa, wanda hakan ke sa shi ya iya jure wasu matsin lamba na injiniya.
Bakin Karfe 410S:Yana da ƙarfi sosai, wanda hakan ya sa ya dace da amfani da shi a yanayin zafi mai yawa, amma yana da ƙarancin ƙarfin walda. Ƙarfinsa da juriyarsa ga zafi suna sa ya yi fice a yanayin zafi mai yawa.
| Matsayi | Rm(MPa) | Mafi girman tauri (BHN) | Ƙarawa |
| 3Cr12 | 460 | 220 | 18% |
| 3Cr12L | 455 | 223 | kashi 20% |
| 410S | 415 | 183 | kashi 20% |
Yankunan Aiwatar da Farantin Karfe Ⅲ.3Cr12 da 410S
3Cr12: Ana amfani da shi sosai a kayan aikin sinadarai, kayan aikin sarrafa abinci, da kayan gini. Kyakkyawan juriyarsa ga tsatsa ya sa ya dace da yanayin danshi da acidic.
410S:Ana amfani da shi sosai a cikin sassan injin turbine, tukunyar ruwa, da masu musayar zafi a cikin yanayin zafi mai yawa. Ya dace da aikace-aikacen da ke buƙatar juriya ga zafi da lalacewa.
Ⅳ. Takaitaccen Kwatantawa
Muhimman fasalulluka na 3Cr12:
• Abun da ke ciki: Yawan sinadarin Chromium na 11.0–12.0%, yawan sinadarin carbon ≤ 0.03%.
• Juriyar Tsatsa: Ya dace da yanayin da ba shi da ɗan tsatsa, kamar kayan gini, kayan aikin haƙar ma'adinai, da aikace-aikacen masana'antu gabaɗaya.
• Walda: Kyakkyawan aikin walda saboda ƙarancin sinadarin carbon.
| Daidaitacce | Matsayi |
| Tsarin Afirka ta Kudu | 3Cr12 |
| Tsarin Turai | 1.4003 |
| Ma'aunin Amurka | UNS S41003 (410S) |
| Ma'aunin Ƙasa da Ƙasa | X2CrNi12 |
• 410S: Tauri mai ƙarfi amma ɗan ƙaramin ƙarfi, ba shi da titanium, yana da matsakaicin ƙarfin walda, kuma ya dace da aikace-aikacen gabaɗaya masu jure tsatsa.
• 3Cr12: Ƙarancin carbon, mai araha, ya dace da yanayin da ba shi da ɗan lalata, tare da ingantaccen ƙarfin walda.
Lokacin Saƙo: Oktoba-24-2024