Shin Bakin Karfe Magnetic ne?

Gabatarwa

Bakin karfe sananne ne saboda juriyar lalata da kamanninsa, amma tambayar da aka saba yi ita ce:Shin bakin karfe na maganadisu?Amsar ba kai tsaye ba - ya dogara danau'inkumacrystal tsarinna bakin karfe. A cikin wannan jagorar, za mu bincika kaddarorin maganadisu na nau'ikan bakin karfe daban-daban, bayyana kuskuren fahimta, da taimaka wa injiniyoyi, masu siye, da DIYers su yi zaɓin da aka sani.

Me Ke Yi Material Magnetic?

Kafin nutsewa cikin bakin karfe, bari mu sake nazarin abin da ke tabbatar da ko abu na maganadisu ne. Wani abu nemaganadisuidan za a iya jawo hankalin magnet ko magnetized. Wannan yana faruwa lokacin da kayan yana daunpaired electronskuma atsarin crystallinewanda ke ba da damar wuraren maganadisu don daidaitawa.

An rarraba kayan aiki zuwa nau'ikan maganadisu guda uku:

• Ferromagnetic(mai karfi Magnetic)

• Paramagnetic(mai rauni mai rauni)

• Diamagnetic(ba Magnetic)

Tsarin Bakin Karfe: Ferrite, Austenite, Martensite

Bakin karfe shineirin alloydauke da chromium da kuma wani lokacin nickel, molybdenum, da sauran abubuwa. Halin maganadisu ya dogara da nasamicrostructure, wanda ya shiga cikin rukunan masu zuwa:

1. Austenitic Bakin Karfe (Ba Magnetic ko Rauni Magnetic)

• Makin gama gari: 304, 316, 310, 321

• TsarinFace-Centered Cubic (FCC)

• Magnetic?: Yawanci mara maganadisu, amma sanyi aiki (misali, lankwasawa, machining) na iya haifar da ɗan maganadisu.

Bakin ƙarfe na Austenitic sune nau'ikan da aka fi amfani dasu a cikin kayan dafa abinci, bututun ruwa, da kayan aikin likitanci saboda kyakkyawan juriyar lalatawarsu da ductility.

2. Bakin Karfe na Ferritic (Magnetic)

• Makin gama gari: 430, 409,446

• Tsarin: Cubic-Centered Cubic (BCC)

• Magnetic?: Ee, ferritic karfe ne Magnetic.

Yawancin lokaci ana amfani da su a cikin sassan mota, kayan gida, da aikace-aikacen masana'antu inda matsakaicin juriya na lalata ya isa.

3. Bakin Karfe na Martensitic (Magnetic)

• Makin gama gari: 410, 420, 440C

• TsarinJiki-Centered Tetragonal (BCT)

• Magnetic?: Ee, waɗannan suna da ƙarfi mai ƙarfi.

An san karfen Martensitic don taurin su kuma ana amfani da su a cikin wukake, kayan aikin yankan, da kayan aikin injin turbine.

Shin 304 ko 316 Bakin Karfe Magnetic?

Wannan shine ɗayan tambayoyin da aka fi nema. Ga kwatance mai sauri:

Don haka, idan kuna nemabakin karfe ba na maganadisu ba, 304 da 316 sune mafi kyawun fare-musamman a yanayin da ba su da kyau.

Me yasa Yana da mahimmanci Idan Bakin Karfe Ne Magnetic?

Fahimtar ko matakin bakin karfe yana da mahimmanci don:

• Kayan aikin sarrafa abinci: inda magnetism zai iya tsoma baki tare da inji.

• Na'urorin likitanci: irin su na'urorin MRI, inda kayan da ba na maganadisu ba wajibi ne.

• Kayayyakin masu amfani: don dacewa tare da haɗe-haɗe na maganadisu.

• Ƙirƙirar masana'antu: inda weldability ko machining hali canje-canje bisa tsari.

Yadda ake Gwajin Magnetism Bakin Karfe

Don bincika idan bakin karfe magnetic ne:

1. Yi amfani da maganadisu– Sanya shi a saman. Idan ya tsaya da kyar, maganadisu ce.

2. Gwada wurare daban-daban- Yankuna masu walda ko sanyi na iya nuna ƙarin maganadisu.

3. Tabbatar da daraja- Wani lokaci, ana amfani da madadin masu rahusa ba tare da lakabi ba.

Igiyoyin bakin karfe ba na maganadisu ba Gwajin Magnetic

Mun gudanar da gwaje-gwajen da ba na maganadisu ba akan igiyoyin waya na bakin karfe na diamita da kayan daban-daban don tabbatar da bin ka'idodin ƙarancin ƙarfin maganadisu da ake buƙata a cikin aikace-aikace masu mahimmanci kamar ɗakunan MRI, amfani da soja, da kayan aiki daidai.

Wannan nunin bidiyon yana nuna tsarin gwajin maganadisu, yana tabbatar da cewa igiyoyinmu - waɗanda aka yi su daga maki kamar 316L da 304 bakin karfe - suna kiyaye kaddarorin da ba na maganadisu ba ko da bayan ƙirƙira da masana'anta.

Shin Bakin Karfe Zai Iya Zama Magnetic Tsawon Lokaci?

Ee.Aikin sanyi(lankwasawa, forming, machining) na iya canza microstructure na austenitic bakin karfe da gabatar.ferromagnetic Properties. Wannan ba yana nufin kayan ya canza daraja ba - yana nufin kawai saman ya zama ɗan ƙaramin maganadisu.

Kammalawa

Don haka,bakin karfe ne Magnetic?Amsar ita ce:Wasu suna, wasu ba.Ya dogara da daraja da magani.

• Austenitic (304, 316): Ba Magnetic a cikin nau'i mai banƙyama, ɗan ƙaramin maganadisu bayan aikin sanyi.

• Ferritic (430)kumaMartensitic (410, 420): Magnetic.

Lokacin zabar bakin karfe don aikace-aikacen ku, yi la'akariduka juriya na lalata da kaddarorin maganadisu. Idan rashin Magnetism yana da mahimmanci, tabbatar da mai kaya ko gwada kayan kai tsaye.