Me Ya Sa 304 vs 316 Ya Yi Shahara Sosai?
Yawan sinadarin chromium da nickel da ake samu a cikin bakin karfe 304 da 316 yana ba su juriya mai ƙarfi ga zafi, gogewa, da tsatsa. Ba wai kawai an san su da juriya ga tsatsa ba, an kuma san su da tsabtar su da kuma tsaftar su gaba ɗaya.
Duk nau'ikan ƙarfe biyu suna bayyana a masana'antu daban-daban. A matsayin mafi yawan nau'in bakin ƙarfe, ana ɗaukar 304 a matsayin daidaitaccen bakin ƙarfe "18/8". Ana amfani da bakin ƙarfe 304 sosai saboda yana da ƙarfi kuma yana da sauƙin samarwa zuwa siffofi daban-daban kamar takardar ƙarfe mara ƙarfe, farantin ƙarfe mara ƙarfe, sandar ƙarfe mara ƙarfe, da bututun ƙarfe mara ƙarfe. Juriyar ƙarfe 316 ga sinadarai da muhallin ruwa ya sa ya zama zaɓi mai shahara tsakanin masana'antun.
Ta Yaya Ake Rarraba Su?
An tsara nau'ikan ƙarfe biyar na bakin ƙarfe bisa ga tsarin lu'ulu'unsu (yadda aka tsara ƙwayoyin halittarsu). Daga cikin nau'ikan ƙarfe biyar, ƙarfe 304 da 316 na bakin ƙarfe suna cikin ajin austenitic. Tsarin ƙarfen bakin ƙarfe na austenitic yana sa su zama marasa maganadisu kuma yana hana su yin tauri ta hanyar maganin zafi.
1. Kayayyakin Bakin Karfe 304
● Haɗin Sinadaran Karfe Mai Bakin Karfe 304
| Carbon | Manganese | Silicon | Phosphorus | Sulfur | Chromium | Nickel | Nitrogen | |
| 304 | 0.08 | 2 | 0.75 | 0.045 | 0.03 | 18.0/20.0 | 8.0/10.6 | 0.1 |
● Halayen Jiki na 304 SS
| Wurin narkewa | 1450℃ |
| Yawan yawa | 8.00 g/cm^3 |
| Faɗaɗawar Zafi | 17.2 x10^-6/K |
| Modulus na Ragewa | 193 GPA |
| Tsarin kwararar zafi | 16.2 W/mK |
● Kayayyakin Inji na Bakin Karfe 304
| Ƙarfin Taurin Kai | 500-700 Mpa |
| Ƙarawa A50 mm | Minti 45% |
| Taurin kai (Brinell) | 215 Max HB |
● Aikace-aikacen Bakin Karfe 304
Masana'antar likitanci galibi tana amfani da 304 SS saboda tana jure wa sinadarai masu ƙarfi na tsaftacewa ba tare da lalata su ba. A matsayinta na ɗaya daga cikin ƙalilan ƙarfe da suka cika ƙa'idodin Hukumar Kula da Abinci da Magunguna don shirya abinci, masana'antar abinci galibi tana amfani da 304 SS.
Shirya abinci: Kayan soya, teburin shirya abinci.
Kayan aikin dafa abinci: kayan girki, kayan azurfa.
Tsarin gine-gine: siding, lif, rumfunan bandaki.
Likitanci: tire, kayan aikin tiyata.
2. Kayayyakin Karfe Bakin Karfe 316
316 ya ƙunshi halaye masu kama da sinadarai da na inji kamar ƙarfe 304 na bakin ƙarfe. A idon mutum, ƙarfe biyu suna kama da juna. Duk da haka, sinadaran 316, wanda aka yi da chromium 16%, nickel 10%, da molybdenum 2%, shine babban bambanci tsakanin ƙarfe 304 da 316 na bakin ƙarfe.
● Halayen Jiki na 316 SS
| Wurin narkewa | 1400℃ |
| Yawan yawa | 8.00 g/cm^3 |
| Modulus na Ragewa | 193 GPA |
| Faɗaɗawar Zafi | 15.9 x 10^-6 |
| Tsarin kwararar zafi | 16.3 W/mK |
● Kayan aikin injina na 316 SS
| Ƙarfin Taurin Kai | 400-620 Mpa |
| Ƙarawa A50 mm | Minti 45% |
| Taurin kai (Brinell) | 149 max HB |
Aikace-aikace na 316 Bakin Karfe
Ƙarin Molybdenum a cikin 316 ya sa ya fi juriya ga tsatsa fiye da ƙarfe iri ɗaya. Saboda ƙarfin juriyarsa ga tsatsa, 316 yana ɗaya daga cikin ƙarfe mafi mahimmanci ga muhallin ruwa. Haka kuma ana amfani da ƙarfe 316 na bakin ƙarfe a asibitoci saboda dorewarsa da tsaftarsa.
Kula da ruwa: boilers, hita ruwa
Sassan jiragen ruwa - layin jirgin ruwa, igiyar waya, tsani na jirgin ruwa
Kayan Aikin Likita
Kayan aikin sarrafa sinadarai
Bakin Karfe 304 vs 316: Juriyar Zafi
Juriyar zafi muhimmin abu ne da za a yi la'akari da shi yayin kwatanta nau'ikan ƙarfe daban-daban na bakin ƙarfe. Matsakaicin narkewar 304 yana da kusan digiri 50 zuwa 100 na Fahrenheit fiye da 316. Duk da cewa kewayon narkewar 304 ya fi 316, dukansu suna da kyakkyawan juriya ga iskar oxygen a cikin aiki na ɗan lokaci har zuwa 870°C (1500℉) kuma suna ci gaba da aiki a 925°C (1697℉).
304 SS: Yana iya jure zafi mai yawa sosai, amma ci gaba da amfani da shi a zafin 425-860 °C (797-1580 °F) na iya haifar da tsatsa.
316 SS: Yana aiki mafi kyau a yanayin zafi sama da 843 ℃ (1550 ℉) da ƙasa da 454 ℃ (850°F)
Bambancin Farashi na Bakin Karfe 304 idan aka kwatanta da 316
Me ya sa 316 ya fi tsada fiye da bakin karfe 304?
Ƙara yawan sinadarin nickel da kuma ƙara molybdenum a cikin 316 ya sa ya fi tsada fiye da 304. A matsakaici, farashin ƙarfe 316 na bakin ƙarfe ya fi 40% sama da farashin 304 SS.
Bakin Karfe 316 vs 304: Wanne Ya Fi Kyau?
Idan aka kwatanta ƙarfe 304 na bakin ƙarfe da 316, dukkansu suna da fa'idodi da rashin amfani da za a yi la'akari da su yayin yanke shawara kan wanne za a yi amfani da shi don aikace-aikace daban-daban. Misali, ƙarfe 316 na bakin ƙarfe ya fi juriya ga gishiri da sauran abubuwan lalata. Don haka, idan kuna ƙera samfurin da zai iya fuskantar fallasa ga sinadarai ko muhallin ruwa, 316 shine mafi kyawun zaɓi.
A gefe guda kuma, idan kuna ƙera samfurin da ba ya buƙatar juriya mai ƙarfi ta tsatsa, 304 zaɓi ne mai amfani kuma mai araha. Ga aikace-aikace da yawa, 304 da 316 a zahiri ana iya musanya su.
Jindalai Steel Group ƙwararre ce kuma jagora a fannin samar da ƙarfe da bakin ƙarfe. Aika tambayarku kuma za mu yi farin cikin tuntuɓar ku da ƙwarewa.
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Lokacin Saƙo: Disamba-19-2022
