304 vs 316 Bakin Karfe

304 da 316 bakin karfe duka biyun austenitic bakin maki ne, amma ba sa canzawa da zarar yanayin sabis ya zama mai buƙata. Mafi mahimmancin bambancin fasaha shine abun da ke ciki: daidaitaccen 304 shine chromium -nickel bakin karfe, yayin da 316 yana ƙara kusan 2-3% molybdenum kuma yawanci yana ɗaukar kewayon nickel mafi girma. Wannan ƙari na molybdenum shine babban dalilin 316 gabaɗaya yana ba da mafi kyawun juriya ga ramuka da ɓarna a cikin chloride{10} muhallin ɗaukar nauyi kamar iskar bakin teku, gurɓataccen gishiri, wanke sinadarai, da wasu ayyukan sarrafawa. Sabanin haka, 304 shine mafi yawan gama gari{13}maƙasudin maƙasudi na kayan cikin gida, aikin yanayi mai sauƙi, da ɓangarorin ƙirƙira inda aka iyakance faɗuwar chloride.

Bambanci tsakanin 304 da 316 bakin karfe don haka ba shine batun ƙarfi ko bayyanar ba. A cikin daidaitaccen yanayin da aka cire, matakan injin su na asali suna kusa, kuma duka biyun ana amfani da su sosai don takarda, faranti, bututu, bututu, kayan aiki, tankuna, da kayan aikin ƙirƙira. Ainihin rabuwa shine gefen lalata. Idan sabis ɗin ya bushe, mai tsabta, kuma ba mai tsauri ba, 304 yakan isa. Idan saman zai ga chlorides, marine{8}} kusa da fallasa, ko mafi tsaftataccen sinadarai, 316 yawanci yana samar da tushen abin dogaro. Wannan shine bambanci mai amfani tsakanin 304 da 316 bakin karfe a cikin amfanin injiniya.

304 da 316 na cikin su300-jerin austenitic bakin karferukuni. Don haka kwatancen baya tsakanin nau'ikan kayan abu guda biyu mabanbanta, amma tsakanin nau'ikan chromium guda biyu masu kusanci da juna{1} nickel bakin karfe masu kama da yanayin walda, duk da haka nau'ikan lalata da zarar chlorides da mafi munin yanayi sun shiga hoton.

Wannan rarrabuwa kuma yana da dacewa a cikin nau'ikan samfuran niƙa na gama gari, gami dabakin karfe nada, takarda, faranti, bututu, da bututu. A cikin aikace-aikacen coil, 304 da 316 ana iya ba da su duka don ƙirƙira, ƙirƙira, da sarrafa ƙasa, amma bai kamata a kula da su azaman masu musanyawa ba da zarar yanayin sabis ya gabatar da chloride{3}mai ɗaukar danshi, ajiyar gishiri, ko ƙarin faɗuwar sinadarai.

Daga ra'ayi na injiniya, wannan shine dalilin da ya sa 304 da 316 bakin karfe yawanci ana kwatanta su a cikin ayyuka iri ɗaya. Dukansu suna iya gamsar da yawancin hanyoyin ƙirƙira iri ɗaya, duk da haka ba sa amsa daidai da yanayin sabis ɗaya.

304 da 316 Bakin Karfe tazarar sinadari kai tsaye. Standard 304 an gina shi a kusa da chromium da nickel. Standard 316 yana amfani da tushe makamancin haka, amma yana ƙara molybdenum kuma yawanci yana ɗaukar kewayon nickel mafi girma. Wannan shine babban dalilin 316 yawanci ana zaɓar lokacin da juriya na chloride ya zama mafi mahimmanci.

Zazzagewa:Bambance-bambancen Haɗin Kai Tsakanin 304 da 316 Bakin Karfe

Wannan tebur ya bayyana dalilin da yasa 304 da 316 Bakin Karfe Bambanciba yawanci ana bayyana shi azaman haɓaka ƙarfi da farko. Haɓaka haɓakar sinadarai ne -

A yawancin shigarwa na ainihi, tambayar ba shine ko duka kayan ba su da tsabta, amma ko yanayin ya ƙunshi isassun chlorides don yin 304 ƙasa da abin dogara akan lokaci. Chlorides shine wurin da kwatanta bakin karfe 304 da 316 ya zama mafi tsanani. Gishiri mai feshi, iskan ruwa, gishiri mai yankan ruwa, chlorine{5}masu wanke-wanke, da wasu sinadarai na iya tura 304 zuwa lalata, rami, ko gurɓataccen ɓarna kafin 316.

316 baya zama rigakafi ga lalata kawai saboda yana dauke da molybdenum. Har yanzu yana da iyaka. Amma don sabis na ɗaukar chloride{3}, gabaɗaya yana ba da mafi girman gefen aiki fiye da 304.

Don aikin tsire-tsire, sarrafa abinci, skid masu amfani, wuraren rufewa, da majalissar ƙirƙira, galibi wannan shine sashin da ya fi dacewa. Sunayen sunadarai ba su da mahimmanci fiye da abin da saman zai gani a cikin sabis.

Daga mahangar kayan aiki{0}304kuma316sun fi kusa fiye da sauƙaƙan kwatancen da yawa da aka bayar.Ƙarƙashin ƙayyadaddun ƙayyadaddun samfuran da aka yi birgima -, duka maki biyu suna raba mafi ƙanƙanta iri ɗayakarfin jurewa, samar da ƙarfi, kumaelongationa cikin halin da ake ciki. Wannan shine dalilin da ya sa ba a fara aiwatar da yanke shawara a yawancin aikace-aikace ta hanyar ɗaki{1}}ƙarfin zafin jiki, amma ta yanayin lalata, hanyar ƙirƙira, da matsakaicin sabis. Ƙarƙashin zanen gadon da World Stainless / Atlas ta taƙaita don ASTM A240/A240M flat-samfurin birgima, duka biyu304kuma316an jera a515 MPa mafi ƙarancin ƙarfi, 205 MPa ƙaramar ƙarfin hujja 0.2%., kuma40% m elongation.

Mafi fa'idar karatun fasaha shine cewa duka maki biyu suna farawa daga tushe mai kama da tsari, amma ba iri ɗaya bane a cikin kowane kayan sakandare ko ƙirƙira.316yana ba da damar matsakaicin matsakaicin matsakaicin ƙarfi a cikin lebur ɗin da aka ambata{0}}arfafa bayanai, yayin da304kuma316duka biyu sun kasance austenitic maki waɗanda aka saba ƙarfafa taaikin sanyi maimakon maganin zafi. Saitin tushe iri ɗaya kuma ya lura cewa sassa masu walƙaƙƙiya a ciki316sau da yawa matsawa zuwa316Linda ake buƙatar rage haɗarin hazo carbide, yayin da304LHakanan ana amfani dashi inda walda da sarrafa lalatawar intergranular suka fi mahimmanci.

Zazzagewa:304 vs 316 Bakin Karfe: Kayayyakin Injini da Dabarun Zaɓi

Wannan shine dalilin da ya sa 304 da 316 kwatancen bakin karfe yawanci ana warware su ta hanyar muhalli, ba ta wani canji mai ban mamaki a cikin ɗaki{2}}ƙarfin inji mai zafi ba.

304yawanci ana zaɓe inda sabis ɗin yake da tsabta, mai laushi mai lalacewa, kuma ba a haɗa shi da chloride ko riƙe gishiri ba. Abubuwan da aka saba sun haɗa da:

• Kayan injuna na cikin gida, rufewa, da sassan tallafia busassun tarurrukan bita, dakunan amfani, layukan tattara kaya, da sauran wuraren masana'antu gabaɗaya inda yanayi ya tsaya tsayin daka kuma ba a tsammanin gurɓatar gishiri.
• Abinci{0}}allon lamba ko kicin{1}} sassa da aka kerakamar benches, sinks, fanfunan fantsama, tankuna masu haske{0}, da tubing inda ake buƙatar tsaftacewa na yau da kullun amma sinadarai masu tsafta ba su da ƙarfi sosai kuma ba a bar kayan aikin tare da ragowar gishiri ba.
• Ƙirƙirar gine-gine da kayan adoana amfani da shi a wuraren da aka keɓe na waje ko na ciki, gami da gyare-gyare, hannaye, murfin ginshiƙai, da taruka a cikin wuraren da ba - na ruwa ba.
• Tsari da abubuwan amfanikamar murfi, gidaje, madaidaicin kayan aiki, fatunan shiga, da haske{0} tubing inda babban abin da ake buƙata shine juriyar lalata gabaɗaya maimakon juriya ga harin chloride.
• Adana da abubuwan ƙirƙirakamar kabad, teburi, chutes, hoppers, da tankunan da ba na ruwa ba inda danshi ke dawwama, magudanar ruwa yana da kyau, kuma ajiya ba sa zama a saman na dogon lokaci.
• welded ƙirƙira a cikin sauki sabisinda muhallin bai ba da hujjar matsawa zuwa molybdenum{0}maki ba, kuma inda 304 ko 304L ya riga ya cika lalatawar da ake buƙata da aikin ƙirƙira.

316yawanci ana zaɓa lokacin da yanayin sabis ya gabatar da ƙarin nauyin chloride mai tsayi, mafi tsantsarin sunadarai na wanke-wanke, ko haɗari mai ƙarfi na ramuka da lalata. Abubuwan da aka saba sun haɗa da:

• Ƙirƙirar bakin teku da na ruwa{0}kamar layin dogo na waje, akwatunan kayan aiki, firam ɗin kayan aiki, tsani, da dandamalin shiga da aka fallasa ga gishiri{0}}iska mai ɗorewa, iska{1}}ajiya, ko fantsama{2} gurɓataccen muhalli.
• Washdown{0}}kayan sarrafa nauyia cikin abinci, abin sha, magunguna, ko shuke-shuken sinadarai inda ake yawan fallasa saman ga hanyoyin tsaftacewa, magungunan kashe kwayoyin cuta, da busassun busassun zagayowar da ke barin gurɓatattun ragi a baya.
• Kayan aiki na waje da kayan aikin sarrafawakamar goyan bayan bututu, matsi, akwatunan mahaɗa, masu gadin bawul, da maƙallan ƙirƙira waɗanda aka girka a inda ake yanke gishiri, ɓarnawar masana'antu, ko chloride{0}majiya mai ɗauke da chloride ya kasance a saman tsakanin tazarar kulawa.
• Tankuna, tubing, da kuma ƙagaggun majalisaisarrafa kafofin watsa labarai ko yanayin aiwatarwa waɗanda ke buƙatar mafi girman gefen lalata fiye da 304 na iya samarwa, musamman inda raƙuman ruwa, layukan gasket, haɗin gwiwar cinya, ko ƙananan bayanan magudanan ruwa ke cikin ƙira.
• Masana'antar sinadarai da ƙirƙirar sabis na bakin teku{0}inda yanayin bai kasance mai tsanani ba don buƙatar tsarin gami da ya fi girma, amma har yanzu yana da ƙarfi sosai cewa 304 zai zama mafi rauni ga tabo, rami, ko harin saman da bai kai ba.
• Dogayen kayan aikin waje{0}inda riƙon bayyanar, raguwar mitar kulawa, da mafi kyawun juriya ga chloride - rami mai alaƙa sun fi mahimmanci fiye da rage farashin kayan farko.

Magana kyauta

FAQ

 

 

01.Is 316 ko da yaushe mafi alhẽri daga 304 bakin karfe don waje amfani?

A'a. A cikin sassaucin sabis na waje nesa da jigon gishiri,304sau da yawa isa.316ya zama mafi kyawun zaɓi lokacin da aka fallasa samanchlorides, iska na bakin teku, deicing salts, ko dagewar adibas. 

02.A abin da matakin chloride ya kamata 304 a inganta zuwa 316 bakin karfe?

A matsayin jagorar da aka buga dontsaka tsaki, na yanayi{0}}sabis na yanayin zafi, 304/304Lyawanci yana iyakance ga kusan200 ppm chlorides, yayin da316/316Liya mika zuwa game da1000 ppm. Crevices, zafin jiki, adibas, da matalauta passivation na iya rage waɗancan iyakoki.

03.Don welded ƙirƙira, ya kamata in kwatanta 304 vs 316 ko 304L vs 316L?

Don kayan welded, mafi amfani kwatanta sau da yawa304L da 316L, sabodaƙananan maki - carbon Lan fi son inda walda da post{0}} al'amuran sarrafa lalata walda. Zaɓin tsakanin 304L da 316L yakamata ya bi ainihin yanayin sabis.

04.Is 316 bakin karfe dace da ruwan teku ko sabis na chloride mai zafi?

Ba ta atomatik ba.316yafi304, amma haka neba darajar ruwan teku ta duniya ba. ASSDA ta lura cewa ruwan teku yana kusa20,000 ppm chlorides, kuma yanayin chloride mai zafi na iya ƙara ƙunsar amintaccen taga mai aiki.

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