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Bakin karfe na ado karfe bututu
Bakin karfe na ado bututu kuma ana kiransa bututun ƙarfe na bakin karfe, wanda ake kira welded pipe a takaice.Yawancin lokaci, karfe ko tsiri na ƙarfe ana walƙasa cikin bututun ƙarfe bayan an murƙushe su kuma an samar da su ta naúrar da mold.Tsarin samarwa na bututun karfe mai sauki ne, samar da samarwa yana da yawa, akwai nau'ikan kayan aiki, kuma ƙarfin kayan aiki ya ƙasa fiye da na bututun ƙarfe mara nauyi.
Akwai nau'ikan bututun bakin karfe da yawa, amma galibi ana amfani da su don dalilai masu zuwa:
1,Rarraba bututun bakin karfe
1. Rarraba ta hanyar samarwa:
(1) Bututu maras kyau - bututun da aka zana sanyi, bututun extruded, bututu mai birgima mai sanyi.
(2) Bututu mai walda:
(a) Dangane da tsarin rarrabuwa - bututun walda mai garkuwar gas, bututun walda na baka, bututu mai juriya (high mita, ƙananan mitar).
(b) An raba shi zuwa bututu madaidaiciya madaidaiciya da bututu mai waldawa mai karkace bisa ga walda.
2. Rarraba bisa ga siffar sashe: (1) zagaye bututun karfe;(2) Bututu Rectangular.
3. Rarraba ta bango kauri - bakin ciki bango bututu, kauri bango karfe bututu
4. An rarraba su ta hanyar amfani: (1) An raba bututun farar hula zuwa bututu mai zagaye, bututu masu rectangular da bututun furanni, waɗanda galibi ana amfani da su don ado, gini, tsari, da sauransu;
(2) Bututun masana'antu: bututun ƙarfe don bututun masana'antu, bututun ƙarfe don bututun gabaɗaya (bututun shan ruwa), tsarin injiniya / bututu isar da ruwa, bututun musayar zafi, bututun tsaftar abinci, da sauransu. , irin su petrochemical, takarda, makamashin nukiliya, abinci, abin sha, magani da sauran masana'antu tare da manyan buƙatu don matsakaicin ruwa.
2,Bututun ƙarfe mara nauyi
Bakin karfe bututu maras sumul wani nau'i ne na dogon karfe tare da sashin rami kuma babu haɗin gwiwa a kusa.
1. Manufacturing tsari da kwarara daga m karfe bututu:
Warkarwa>Ingot>Karfe Rolling>Sawing>Barewa>hudawa>Annealing> pickling>Toka loading>Ciwon sanyi>Yanke kai>Takowa>Watahousing
2. Fasalolin bututun ƙarfe mara sumul:
Ba shi da wuya a gani daga tsarin tafiyar da ke sama: na farko, girman bangon bango na samfurin, mafi yawan tattalin arziki da kuma amfani da shi zai kasance.Mafi girman kauri na bango, mafi girman farashin sarrafawa zai kasance;Abu na biyu, tsarin samfurin yana ƙayyade iyakokinsa.Gabaɗaya, madaidaicin bututun ƙarfe maras sumul yana da ƙasa: kaurin bango mara daidaituwa, ƙarancin haske na saman ciki da wajen bututun, farashi mai girman gaske, kuma akwai ramuka da baƙar fata a saman ciki da wajen bututun, waɗanda ke da wahala. cire;Na uku, ganowa da siffanta shi dole ne a sarrafa shi ta layi.Sabili da haka, yana da fa'ida a cikin babban matsin lamba, ƙarfin ƙarfi da kayan tsarin injiniya.
3,Weld karfe bututu
304 bakin karfe na ado tube
304 bakin karfe na ado tube
Bututun karfe mai walda, wanda ake magana da shi a matsayin welded bututu a takaice, bututun bakin karfe ne wanda aka yi masa walda daga farantin karfe ko tsiri na karfe bayan an danne shi kuma ya samar da na'urar saiti da mold.
1. Karfe farantin> Rarraba> Forming> Fusion waldi>Induction haske zafi magani> Ciki da waje weld bead magani> Siffar> Girman> Eddy halin yanzu gwajin> Laser diamita auna> pickling> Warehousing
2. Features na welded karfe bututu:
Ba shi da wahala a gani daga tsarin tafiyar da ke sama: na farko, ana samar da samfurin ci gaba da kan layi.Da kauri kaurin bango, da girma da zuba jari a cikin naúrar da waldi kayan aiki, da kuma kasa da tattalin arziki da kuma m.Ƙarƙashin bangon, ƙananan abubuwan shigar da fitarwa zai kasance;Abu na biyu, tsarin samfurin yana ƙayyade fa'idodi da rashin amfaninsa.Gabaɗaya, bututun ƙarfe na welded yana da madaidaici, kaurin bango iri ɗaya, babban haske na ciki da na waje na kayan aikin bututun bakin karfe (hasken bututun ƙarfe wanda aka ƙaddara ta yanayin saman farantin karfe), kuma yana iya girma ba bisa ka'ida ba.Sabili da haka, yana tattare da tattalin arzikinta da kyawunsa a cikin aikace-aikacen madaidaicin madaidaicin ruwa mai matsakaicin matsakaici.
Akwai chlorine ion a cikin yanayin amfani.Chlorine ions sun wanzu a ko'ina, kamar gishiri, gumi, ruwan teku, iska, ƙasa, da dai sauransu. Bakin karfe yana lalata da sauri a gaban ions na chloride, har ma ya zarce ƙananan ƙananan ƙarfe na carbon.Sabili da haka, akwai buƙatu don yanayin amfani da bakin karfe, kuma wajibi ne a shafe shi akai-akai don cire ƙura da kiyaye shi da tsabta da bushewa.
316 da 317 bakin karfe (duba ƙasa don kaddarorin bakin karfe 317) molybdenum ne mai ɗauke da baƙin ƙarfe.Abubuwan da ke cikin molybdenum a cikin bakin karfe 317 ya dan fi na 316 bakin karfe.Saboda molybdenum a cikin karfe, gaba ɗaya aikin wannan ƙarfe ya fi 310 da 304 bakin karfe.A karkashin yanayin zafi mai girma, lokacin da maida hankali na sulfuric acid ya kasance ƙasa da 15% kuma sama da 85%, bakin karfe 316 yana da fa'ida na amfani.316 bakin karfe kuma yana da kyakkyawan juriya na lalata chloride, don haka yawanci ana amfani dashi a yanayin ruwa.Tare da bunƙasa tattalin arziƙin zamantakewa, aikace-aikacen bututun bakin karfe kuma ya kasance mafi shahara.Zai kawo sabbin canje-canje a duk fage.
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316 bakin karfe bututu
Karfe da ake amfani da su a cikin man fetur, sinadarai, likitanci, abinci da masana'antar haske
316 bakin karfe bututu ne wani irin m dogon zagaye karfe, wanda aka yadu amfani da man, sinadaran, likita, abinci, haske masana'antu, inji kayan da sauran masana'antu watsa bututu da inji tsarin aka gyara.Bugu da ƙari, lokacin lanƙwasawa da ƙarfin torsional iri ɗaya ne, nauyin yana da ɗan haske, don haka ana amfani da shi sosai don kera sassan injiniyoyi da tsarin injiniya.Hakanan ana amfani da ita don kera makamai na al'ada iri-iri, ganga, harsashi, da sauransu.
Matsakaicin abun ciki na carbon na bututun bakin karfe 316 shine 0.03, wanda za'a iya amfani dashi a aikace-aikacen da ba a ba da izini ba bayan walda kuma ana buƙatar matsakaicin juriya na lalata.
316 da 317 bakin karfe (duba ƙasa don kaddarorin bakin karfe 317) molybdenum ne mai ɗauke da baƙin ƙarfe.
Gabaɗaya aikin wannan ƙarfe ya fi 310 da 304 bakin karfe.A high zafin jiki, lokacin da taro na sulfuric acid kasa da 15% da kuma sama da 85%, 316 bakin karfe yana da fadi da kewayon amfani.
316 bakin karfe farantin karfe, kuma aka sani da 00Cr17Ni14Mo2, lalata juriya:
Rashin juriya ya fi kyau fiye da 304 bakin karfe, kuma yana da kyakkyawan juriya na lalata a cikin tsarin samar da ɓangaren litattafan almara da takarda.
Juriya na hazo carbide na bakin karfe 316 ya fi na bakin karfe 304, kuma ana iya amfani da kewayon zafin jiki na sama.
Iri: 316 bakin karfe bututu, 316 bakin karfe haske bututu, 316 bakin karfe na ado bututu, 316 bakin karfe capillary tubes, 316 bakin karfe welded tubes, 304 bakin karfe shambura.
Matsakaicin abun ciki na carbon na bututun bakin karfe na 316L shine 0.03, wanda za'a iya amfani dashi a aikace-aikacen da ba a ba da izini ba bayan walda kuma ana buƙatar matsakaicin juriya na lalata.
5 Juriya na lalata
11 316 bakin karfe ba za a iya taurare ta fiye da zafi ba.
12 Walda
13 Abubuwan amfani na yau da kullun: kayan aiki don ɓangaren litattafan almara da yin takarda, musayar zafi, kayan rini, kayan sarrafa fim, bututun, kayan na waje na gine-gine a yankunan bakin teku
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304 bakin karfe bututu
Ƙarfin haɓaka (N/mm2)≥205
Ƙarfin ƙarfi≥520
Tsawaitawa (%)≥40
Hardness HB≤187 HRB≤90 HV≤200
Yawan 7.93 g· cm-3
Musamman zafi c (20℃0.502 J· (g · C) - 1
Ƙarfafawar thermalλ/ W (m· ℃) - 1 (a yanayin zafi mai zuwa /℃)
20 100 500 12.1 16.3 21.4
Ƙididdigar faɗaɗawar layiα(10-6/℃) (tsakanin yanayin zafi mai zuwa/℃)
20～10020～20020～300 20～400
16.0 16.8 17.5 18.1
Juriya 0.73Ω ·mm2· m-1
Matsayin narkewa 1398-1420℃
Kamar yadda bakin karfe da zafi-resistant karfe, 304 karfe bututu ne mafi yadu amfani kayan aiki ga abinci, general sinadaran kayan aiki da atomic makamashi masana'antu.
304 karfe bututu ne wani nau'i na duniya bakin karfe bututu, wanda aka yadu amfani da kayan aiki da kuma sassa bukatar mai kyau m yi (lalata juriya da formability).
304 karfe bututu yana da kyau kwarai tsatsa da lalata juriya da kuma mai kyau intergranular lalata juriya.
304 karfe bututu abu yana da karfi lalata juriya a nitric acid kasa tafasar zafin jiki tare da maida hankali≤65%.Har ila yau yana da kyakkyawan juriya ga alkali bayani da mafi yawan kwayoyin halitta da inorganic acid.Wani nau'in ƙarfe mai tsayi wanda zai iya tsayayya da lalata a cikin iska ko a cikin tsaka-tsakin lalata.Bakin karfe wani nau'i ne na karfe wanda ke da kyakkyawan farfajiya da kuma juriya mai kyau.Ba ya buƙatar shan magani a saman kamar platin launi, amma yana ba da cikakkiyar wasa ga ainihin abubuwan da ke cikin bakin karfe.Ana amfani da shi a fannoni da yawa na karfe, yawanci ana kiransa bakin karfe.High gami karfe irin su 13 chromium karfe da 18-8 chromium-nickel karfe ne wakilin kaddarorin.
Kamar yadda bakin karfe da zafi-resistant karfe, 304 karfe bututu ne mafi yadu amfani kayan aiki ga abinci, general sinadaran kayan aiki da atomic makamashi masana'antu.
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201 bakin karfe bututu
Hanyar yin alama
201 bakin karfe bututu – S20100 (AISI. ASTM)
Cibiyar Ƙarfe da Karfe ta Amurka tana amfani da lambobi uku don yin alama daban-daban daidaitattun daidaitattun benayen ƙarfe na bakin karfe.Ciki har da:
①Austenitic bakin karfe yana da alamar lambobi 200 da 300;
②Bakin Karfe na Ferritic da Martensitic ana wakilta su da jerin lambobi 400.
Alal misali, wasu na kowa austenitic bakin karfe suna alama da 201, 304, 316 da 310, ferritic bakin karfe suna alama da 430 da 446, martensitic bakin karfe suna alama da 410, 420 da 440C, da kuma duplex (austenitic-ferritic karfe). , Hazo hardening bakin karafa, da manyan gami da baƙin ƙarfe abun ciki kasa da 50% yawanci mallaka ko alamar kasuwanci.
Ayyukan aiki
201 bakin karfe tube yana da halaye na acid juriya, alkali juriya, high yawa kuma babu pinhole.Ana amfani da shi don samar da kayayyaki masu inganci daban-daban kamar harka da murfin ƙasa na bandungiyar agogo.201 bakin karfe bututu za a iya yafi amfani a ado bututu, masana'antu bututu da wasu m mikewa kayayyakin.Jiki Properties na 201 bakin karfe bututu
1. Tsawaitawa: 60 zuwa 80%
2. Ƙunƙarar ƙarfi: 100000 zuwa 180000 psi
3. Na roba na roba: 29000000 psi
4. Taurin Haɓaka: 50000 zuwa 150000 psi
A.Shirye-shiryen karfe zagaye;B. Dumama;C. Zazzaɓi mai zafi;D. Yanke kai;E. Cin abinci;F. Nika;G. Lubrication;H. Ciwon sanyi;I. Ragewa;J. Magani mai zafi;K. Daidaitawa;L. Yanke bututu;M. Zabar;N. Ƙarshen binciken samfurin.
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bakin karfe bututu
Standard: JIS AISI ASTM GB DIN EN BS
Darasi: 201, 202, 301, 302, 303, 304, 304L, 310S, 316, 316L, 321, 410, 410S, 420,430, 904L, da dai sauransu.
Technique: Karkace welded, ERW, EFW, sumul, Bright annealing, da dai sauransu
Haƙuri: ± 0.01%
Sabis ɗin sarrafawa: lankwasawa, walda, yanke, naushi, yanke
Siffar sashi: zagaye, rectangular, square, hex, oval, da dai sauransu
Ƙarshen saman: 2B 2D BA No.3 No.1 HL No.4 8K
Lokacin farashin: FOB, CIF, CFR, CNF, EXW
Lokacin biyan kuɗi: T/T, L/C
