Round Capillary Bakin Karfe bututu
Halayen 304 abu bakin karfe bututu
1. Bututun bakin karfe da aka yi da 304 yana da matukar dacewa da muhalli, aminci da aminci don amfani.
2. Bututun bakin karfe na 304 na iya tanƙwara tare da babban aikin Gini zuwa babban matsayi.Mun san cewa yanayin gine-gine sau da yawa yana shafar bututun bakin karfe, amma ma'aikatan za su gudanar da aikin ne bisa la'akari da babban murdiya na bututun bakin karfe.
3. The bakin karfe 304 bututu yana da musamman m juriya ga acid da alkali lalata.Akwai fim ɗin kariya na bakin ciki sosai a saman saman bututun bakin karfe, amma yana da wahala sosai.Ko da bututun bakin karfe ya lalace, idan dai akwai iskar oxygen a kusa da shi Idan haka ne, to zai sake farfadowa da sauri, kuma ba za a sami tsatsa ba.
4. Ingancin bututun bakin karfe 304 yana da haske sosai, don haka yana dacewa don ɗauka da shigar da shi, wanda ya rage farashin aikin sosai.
Mechanical Properties da kuma halaye na bakin karfe bututu
Bakin karfe yana nufin karfen da ke jure rashin raunin kafofin watsa labarai kamar iska, tururi, da ruwa, da sinadarai masu lalata kamar su acid, alkali, da gishiri, wanda kuma aka sani da bakin karfe.A aikace aikace, karfen da ke da juriya ga mai rauni mai rauni ana kiransa bakin karfe, kuma karfen da ke jure lalatawar kafofin watsa labarai ana kiransa karfen da ke jurewa acid.Saboda bambancin sinadaran sinadaran da ke tsakanin su biyun, na farko ba lallai ba ne ya jure lalata kafofin watsa labarai na sinadarai, yayin da na karshen ya zama bakin karfe.Juriya na lalata na bakin karfe ya dogara da abubuwan haɗakarwa da ke cikin ƙarfe.
Babban halayen bakin karfe:
1.Weldability
Amfani daban-daban na samfur yana da buƙatu daban-daban don aikin walda.Ajin tableware gabaɗaya baya buƙatar aikin walda, har ma ya haɗa da wasu kamfanonin tukunya.Koyaya, yawancin samfuran suna buƙatar aikin walda mai kyau na kayan albarkatun ƙasa, kamar kayan tebur na aji na biyu, kofuna na thermos, bututun ƙarfe, dumama ruwa, masu rarraba ruwa, da sauransu.
2. Juriya na lalata
Yawancin samfuran bakin karfe suna buƙatar juriya mai kyau na lalata, irin su Class I da II tableware, kayan dafa abinci, injin dumama ruwa, masu ba da ruwa, da sauransu. sannan a zuba bayan wani lokaci.Cire maganin, wanke da bushe, kuma auna nauyin hasara don sanin matakin lalata (Lura: Lokacin da samfurin ya goge, abun ciki na Fe a cikin zane mai laushi ko yashi zai haifar da tsatsa a saman yayin gwajin).
3. Ayyukan goge baki
A cikin al'ummar yau, samfuran bakin karfe suna goge gabaɗaya yayin samarwa, kuma samfuran ƴan kaɗan ne kawai kamar na'urar dumama ruwa da na'urar rarraba ruwa ba sa buƙatar gogewa.Saboda haka, wannan yana buƙatar cewa aikin polishing na albarkatun ƙasa yana da kyau sosai.Babban abubuwan da ke shafar aikin gogewa sune kamar haka:
① lahani na ƙasa na albarkatun ƙasa.Kamar karce, pitting, pickling, da dai sauransu.
②Matsalar albarkatun kasa.Idan taurin ya yi ƙasa da ƙasa, ba zai zama da sauƙi don gogewa ba yayin gogewa (kayan BQ ba ta da kyau), kuma idan taurin ya yi ƙasa sosai, yanayin kwasfa na orange yana da sauƙin bayyana a saman yayin zane mai zurfi, don haka yana tasiri. dukiya BQ.Abubuwan BQ tare da babban taurin suna da kyau.
③ Don samfurin da aka zana mai zurfi, ƙananan baƙar fata da RIDGING za su bayyana a saman yankin tare da adadi mai yawa na lalacewa, don haka yana rinjayar aikin BQ.
4. Juriya mai zafi
Juriya na zafi yana nufin cewa bakin karfe na iya kula da kyawawan kaddarorinsa na zahiri da na inji a babban yanayin zafi.
Tasirin carbon: Carbon yana da ƙarfi da ƙarfi kuma yana daidaita shi a cikin bakin karfe na austenitic.Abubuwan da ke ƙayyade austenite da fadada yankin austenite.Ƙarfin carbon don samar da austenite kusan sau 30 na nickel, kuma carbon wani abu ne mai tsaka-tsaki wanda zai iya ƙara ƙarfin austenitic bakin karfe ta hanyar ƙarfafa bayani mai ƙarfi.Carbon kuma yana iya haɓaka juriyar lalatawar baƙin ƙarfe austenitic a cikin chloride mai yawan gaske (kamar 42% MgCl2 tafasasshen bayani).
Duk da haka, a cikin austenitic bakin karfe, carbon ne sau da yawa a matsayin cutarwa kashi, yafi saboda a karkashin wasu yanayi (kamar waldi ko dumama a 450 ~ 850 ° C) a cikin lalata juriya na bakin karfe, carbon iya mu'amala da carbon a cikin karfe.Chromium yana samar da mahadi na nau'in carbon mai girma-chromium Cr23C6, wanda ke haifar da raguwar chromium na gida, wanda ke rage juriya na lalata ƙarfe, musamman juriya ga lalatawar intergranular.saboda haka.Yawancin sabbin ƙera chromium-nickel austenitic bakin karafa tun daga shekarun 1960s nau'ikan carbon ne marasa ƙarancin ƙarfi tare da abun cikin carbon ƙasa da 0.03% ko 0.02%.Ana iya sanin cewa yayin da abun da ke cikin carbon ke raguwa, raunin lalata na intergranular na karfe yana raguwa.Lokacin da abun ciki na carbon ya kasance ƙasa da 0.02% yana da mafi kyawun tasiri, kuma wasu gwaje-gwajen kuma sun nuna cewa carbon kuma yana haɓaka halayen lalata na chromium austenitic bakin karfe.Saboda illa mai cutarwa na carbon, ba wai kawai abubuwan da ke cikin carbon ya kamata a sarrafa su a matsayin ƙasa kamar yadda zai yiwu a cikin tsarin narkewa na bakin karfe na austenitic ba, amma har ma a cikin tsarin aiki mai zafi, sanyi da magani mai zafi don hana karuwar carbon akan. saman bakin karfe kuma kauce wa chromium carbides Precipitate.
5. Juriya na lalata
Lokacin da adadin kwayoyin chromium a cikin karfe bai gaza 12.5% ba, za a iya canza yuwuwar wutar lantarki daga karfen da ba ta dace ba zuwa yuwuwar wutar lantarki mai kyau.Hana lalata electrochemical.
Hanyar tsaftacewa na bututun bakin karfe
1. na farko da amfani da sauran ƙarfi tsaftacewa karfe surface, surface na kwayoyin halitta kau,
2. sannan a yi amfani da kayan aiki don cire tsatsa (buroshin waya), cire sako-sako ko karkatar da sikelin, tsatsa, slag walda, da sauransu.
3. amfani da pickling.
Hanyar haɗi
Gabaɗaya akwai hanyoyi huɗu don haɗa bututun bakin karfe:
1. Haɗin matsawa---------An kasu kashi-kashi guda da matsawa biyu.Matsa sau biyu shine mafi tsayayyen hanyar haɗin kai.Yi amfani da radial shrinkage na waje ƙarfi (na'ura mai aiki da karfin ruwa) don matsa bututu a kan bututu, kuma wuce tasha ruwan O-zoben don cimma tasirin haɗin gwiwa.Sauƙi don aiki, hatimi mai kyau kuma mara cirewa.
2. Haɗin fadada zobe---------Yi amfani da radial contraction external ƙarfi (na'ura mai aiki da karfin ruwa pliers) don matsa da bututu a kan bututu, da kuma wuce da ruwa tasha na fadi band roba sealing zobe don cimma alaka sakamako, m, bututu Tsarin tsari na shigarwa da haɓaka zoben convex mai jujjuyawa na ƙarshen bututu;aikin rufewa gabaɗaya ne, kuma farashin simintin gyare-gyaren bututu yana da yawa.
3. Haɗin walda------ Ana amfani da tsarin narke mai zafi don walda sassan haɗin kai guda biyu don cimma tasirin haɗin gwiwa.Ƙarfin haɗin kai yana da girma, kuma yana da wuyar kariya ta gas na shingen walda don isa ga ma'auni, wanda ya sa suturar walda ta sauƙi ga tsatsa, wanda kai tsaye ya rage rayuwar sabis na bututun;ingancin shigarwa yana dogara sosai akan ƙwarewar ma'aikatan walda, kuma ingancin yana da wahala don daidaitawa
4. Haɗin kulle kai------ da farko da aka yi amfani da shi don ƙananan igiyoyin filastik mai ƙananan diamita, shigarwa mai sauri ba tare da kayan aiki ba.A ciki na dubawa yana da sauƙi don sassautawa da zubewa, kuma aikin rufewa ba shi da kyau.
