Ana iya raba bututu zuwa bututun ƙarfe da bututun ƙarfe. Ana ƙara rarraba bututun ƙarfe zuwa nau'ikan ƙarfe da na ƙarfe. gami da bututun ƙarfe, da bututun tagulla, bututun da ba na ƙarfe ba ne, bututun filastik, bututun siminti, bututun filastik, bututun da aka yi da gilashi, bututun simintin da sauran bututu na musamman waɗanda za a iya amfani da su don dalilai na musamman ana kiran su bututun ƙarfe ba na ƙarfe ba. Ana amfani da bututun ƙarfe na carbon da yawa.ASTM da matsayin ASME suna sarrafa nau'ikan bututu da kayan bututu da ake amfani da su a cikin masana'antar sarrafawa.
Karfe Carbon shi ne karfen da aka fi amfani da shi a masana'antu, yana lissafin sama da kashi 90% na yawan samar da karfe. Dangane da abun ciki na carbon, an kara raba karafun carbon zuwa kashi uku:
A Alloyed steels, daban-daban rabbai na alloying abubuwa da ake amfani da su cimma so (ingantattun) kaddarorin kamar weldability, ductility, machinability, ƙarfi, hardenability da lalata juriya, da dai sauransu Wasu daga cikin mafi yawan amfani alloying abubuwa da matsayin su ne kamar haka:
Bakin karfe ne mai gami karfe tare da abun ciki na chromium na 10.5% (mafi ƙarancin) .Bakin ƙarfe yana nuna juriya mai ban mamaki saboda samuwar Layer na Cr2O3 mai bakin ciki sosai akan farfajiya. Wannan Layer kuma ana kiran shi da layin wucewa. Ƙara yawan adadin chromium zai ƙara haɓaka juriya na lalata kayan da ake so, ƙari ga chromium da ƙari ga chromium. Bakin Karfe Har ila yau, ya ƙunshi nau'ikan carbon, silicon da manganese. Bakin karfe an ƙara rarraba shi kamar:
Baya ga maki na sama, wasu manyan maki (ko maki na musamman) bakin karfe kuma ana amfani da su a masana'antar sune:
Kayan aiki na kayan aiki suna da babban abun ciki na carbon (0.5% zuwa 1.5%). Babban abun ciki na carbon yana samar da ƙarfin ƙarfi da ƙarfi.Wannan ƙarfe ana amfani da shi ne don yin kayan aiki da kayan aiki.Tsarin kayan aiki yana ƙunshe da nau'i daban-daban na tungsten, cobalt, molybdenum, da vanadium don ƙara yawan zafi na karfe da ci gaba da juriya da juriya.
Ana amfani da waɗannan bututu a ko'ina a cikin masana'antar sarrafawa. ASTM da ASME zane don bututu sun bambanta, amma ƙimar kayan abu ɗaya ne. Misali:
Abubuwan da ke tattare da kayan aiki da kaddarorin akan lambobin ASME da ASTM iri ɗaya ne sai dai suna. Ƙarfin ƙarfi na ASTM A 106 Gr A shine 330 Mpa, ASTM A 106 Gr B shine 415 Mpa, da ASTM A 106 Gr C shine 485 Mpa. Mafi yawan amfani da bututun ƙarfe na Carbon shine ASTMr B6re madadin bututun ƙarfe na Gr A 106. A 330 Mpa, ASTM A 53 (Hot Dip Galvanized ko Line Pipe), wanda kuma shi ne wani yadu amfani sa a carbon karfe bututu for pipe.ASTM A 53 bututu yana samuwa a cikin maki biyu:
ASTM A 53 bututu ya kasu kashi uku - Nau'in E (RW - Resistance Welded), Nau'in F (Furnace da Butt Welded), Nau'in S (Seamless) A cikin nau'in E, duka ASTM A 53 Gr A da ASTM A 53 Gr B suna samuwa. available.The tensile ƙarfi na ASTM A 53 Gr A bututu ne kama da ASTM A 106 Gr A a 330 Mpa.The tensile ƙarfi na ASTM A 53 Gr B bututu ne kama da ASTM A 106 Gr B a 415 Mpa.This maida hankali ne akan carbon karfe sa bututu da aka yadu amfani a cikin tsari masana'antu.
Mafi yawan amfani da bututun bakin karfe a cikin masana'antar sarrafawa ana kiran su austenitic bakin karfe.Mahimman halayen austenitic bakin karfe shine cewa ba shi da Magnetic ko paramagnetic. Muhimman bayanai guda uku don austenitic bakin karfe sune:
Akwai maki 18 a cikin wannan ƙayyadaddun, wanda 304 L shine mafi yawan amfani da shi. Wani mashahurin nau'in shine 316 L saboda girman juriya na lalata.ASTM A 312 (ASME SA 312) don bututun 8 inci ko ƙasa da diamita. "L" tare da darajar yana nuna cewa yana da ƙananan abun ciki na carbon, wanda ke inganta ƙimar bututu.
Wannan ƙayyadaddun ya shafi manyan diamita masu waldaran bututu. Jadawalin bututun da aka rufe a cikin wannan ƙayyadaddun shine Jadawalin 5S da Jadawalin 10.
Weldability na Austenitic Bakin Karfe - Austenitic bakin karfe da mafi girma thermal fadada fiye da ferritic ko martensitic bakin steels.Due ga high coefficient na thermal fadada da kuma low thermal watsin na austenitic bakin karfe, nakasawa ko warpage na iya faruwa a lokacin waldi.Austenitic bakin karfe ne yiwuwa a dauka a lokacin da ƙarfi da kuma liquefa. kayan filler da matakan waldawa.Ba a ba da shawarar walƙiya baƙar fata (SAW) ba lokacin da ake buƙatar cikakken austenitic bakin karfe ko ƙananan ferrite welds. Tebur (Shafi-1) jagora ne don zaɓar waya mai filler mai dacewa ko lantarki dangane da kayan tushe (don austenitic bakin karfe).
Chromium molybdenum tubing ya dace da high zafin jiki sabis Lines saboda tensile ƙarfi na chrome molybdenum tubing ya kasance ba canzawa a lokacin high yanayin zafi.The tube sami aikace-aikace a cikin wutar lantarki shuke-shuke, zafi musayar, da makamantansu.The tube ne ASTM A 335 a da yawa maki:
Ana amfani da bututun ƙarfe don kashe wuta, magudanar ruwa, najasa, nauyi mai nauyi (ƙarƙashin nauyi mai nauyi) - aikin famfo na ƙasa da sauran ayyuka. Makin bututun ƙarfe na simintin shine:
Ana amfani da bututun ƙarfe na ƙarfe a cikin bututun da ke ƙarƙashin ƙasa don sabis na wuta. Bututun Dürr suna da wahala saboda kasancewar silicon. Ana amfani da waɗannan bututu don sabis ɗin acid na kasuwanci, kamar yadda darajar ke nuna juriya ga acid ɗin kasuwanci, da kuma maganin ruwa wanda ke fitar da sharar acid.
Nirmal Surendran Menon ya sami digiri na injiniyan injiniya daga Jami'ar Anna, Tamil Nadu, Indiya a 2005 kuma Jagoran Kimiyya a Gudanar da Ayyuka daga Jami'ar Kasa ta Singapore a 2010. Yana cikin masana'antar mai / iskar gas / petrochemical. A halin yanzu yana aiki a matsayin injiniyan filin a kan aikin LNG liquefaction a kudu maso yammacin Louisiana. Abubuwan sha'awar sa sun haɗa da tsarin bututun ruwa na LNG don tsabtace tsarin bututun LNG. kisa.
Ashish yana da digiri na farko a aikin injiniya kuma yana da fiye da shekaru 20 na babban aikin injiniya, tabbatar da inganci / kula da inganci, cancantar mai bayarwa / kulawa, sayayya, tsara albarkatun bincike, walda, ƙirƙira, gini da ƙaddamarwa.
Ayyukan man fetur da iskar gas suna sau da yawa a wurare masu nisa daga hedkwatar kamfanoni. Yanzu, yana yiwuwa a saka idanu aikin famfo, tsarawa da kuma nazarin bayanan girgizar kasa, da kuma bin diddigin ma'aikata a duniya daga kusan ko'ina. Ko ma'aikata suna cikin ofis ko nesa, Intanet da aikace-aikacen da ke da alaƙa suna ba da damar kwararar bayanai masu yawa da sarrafawa fiye da kowane lokaci.
Ku yi subscribing din OILMAN A Yau, wasiƙar mako-mako ana isar da ku zuwa akwatin saƙo na ku tare da duk abin da kuke buƙatar sani game da labaran kasuwancin mai da iskar gas, abubuwan yau da kullun da bayanan masana'antu.