Lokacin da wani ya ce 'nickel base', rabin ɗakin yana tunanin injunan jet, sauran rabi suna tunanin wani abu mai tsada, matsala mai matsala wanda ya fi matsala fiye da daraja. Gaskiya, kamar yadda aka saba, ta makale a wani wuri a cikin rikici. Ba harsashin sihiri ba ne, amma watsi da shi a matsayin kawai 'tsadataccen bakin ruwa' hanya ce mai sauri ta ƙare tare da gazawar bangaren. Babban kalubale ba wai kawai a tantance shi akan zane ba ne; yana cikin dubun ƙananan yanke shawara daga kantin narke zuwa ƙetare machining na ƙarshe.
Batun Batun: Duk Game da Zafi ne
Yawancin takaddun ƙayyadaddun ƙayyadaddun bayanai suna jagoranci tare da aikin zafi mai girma, kuma hakan ba daidai ba ne. Amma mayar da hankali kawai akan waccan ƙarfin 1200°F shine inda ayyuka suka fara tuɓe. Na ga zane-zane da aka buga akan wani nickel tushe alloy kamar Inconel 718 saboda yanayin aiki yana da girma, kawai ya gaza daga lalatawar chloride da ke haifar da lalata a ƙananan, yanayin zafin da ba a zata ba. Alloy din ya 'fi karfin' don zafi amma bai cancanta ba don ainihin yanayin sinadarai. Darasi? Bayanin thermal babi na ɗaya ne kawai. Kuna buƙatar dukan lalata da labarin inji.
Sannan akwai tatsuniyar weldability. Tambayi mai ƙirƙira ko za su iya walda shi, za su ce eh. Amma za su iya walda shi kuma su sami yankin da zafi ya shafa ya riƙe kaddarorin da kuka tsara don su? Hira ce ta daban. Maganin zafi bayan walda don waɗannan allunan ba shawara ba ne; sau da yawa shine bambanci tsakanin taron sauti da fashewar filin da ke jira ya faru. Mun koyi wannan hanya mai wuya akan aikin da yawa a shekarun baya, muna tsammanin daidaitaccen PWHT na mai siyarwa zai isa. Bai yi ba. An kashe zagayowar thermal, kuma mun ƙare tare da iskar inabi mai iyaka da ba a kai ba.
Wannan shi ne inda tushen tushen abokin tarayya da ƙwarewar injina ya zama ba abin tattaunawa ba. Ba game da siyan simintin gyare-gyare ba; game da siyan tsarin sarrafawa ne. Kamfanin kamar Qingdao Qiangsenyuan Technology Co., Ltd. (QSY), tare da shekaru talatin da suka yi a cikin harsashi da zuba jari, yana samun wannan. Lokacin da kuke zubawa nickel tushe alloys na tsawon wancan lokaci, kun gina ɗakin karatu na tarihin zafi, ƙirar ƙorafi, da dabarun ciyarwa musamman ga waɗannan ƙayayyun kayan. Kuna iya samun su a https://www.tsingtaocnc.com. Fayil ɗin su ba jerin abubuwa ba ne kawai; yana da rikodin warware matsalolin a cikin cobalt da nickel gami.
Daga Narke Zuwa Injin Injiniya: Direbobi Na Gaskiya
Bari mu yi magana game da mashin ɗin, domin a nan ne kasafin kuɗi ke zubar da jini. Mutane suna kallon farashin albarkatun kasa a kowace kilo kuma suna haki. Sa'an nan suka sami na farko machining quote da gaske haki. Tushen nickel Alloys kamar Hastelloy X ko Waspaloy aiki-tauri kamar ba komai. A m kayan aiki ko mai kunya ciyar kudi ba kawai rage ku; yana haifar da taurin fata wanda ke sa na gaba wucewa ya fi karfi, mai yuwuwar lalata sashin.
Dabarar ita ce ta'addanci, wanda yayi kama da rashin fahimta. Kuna buƙatar kaifi, carbide mai daraja mai ƙima, tsayin daka a cikin saitin ku, kuma kuna buƙatar shiga ƙarƙashin wannan Layer ɗin mai taurin aiki a tafi ɗaya. Haske, skimming cuts ne abokan gaba. Mun taɓa ƙoƙarin yin ajiya akan kayan aiki don batch na ɓangarorin Alloy 625, ta amfani da ƙarar ƙasa kaɗan. Lokacin sake zagayowar ya ninka sau biyu, mun ƙone ta cikin abubuwan da aka saka da yawa sau uku, kuma ƙarshen farfajiyar ba shi da karbuwa. 'Ajiye' yana kashe mu fiye da lokacin injin da sake yin aiki.
Wannan shine dalilin da ya sa shagunan haɗaka suna da gefe. Idan mahaɗan guda ɗaya da ke jefa ɓangaren kuma suna sarrafa shi akan CNCs ɗin su, sun riga sun inganta alawus ɗin hannun jari na farko. Sun san madaidaicin yanayin sassan sassan simintin su. Babu nunin yatsa tsakanin wurin ganowa da kantin injin lokacin da kayan aiki ya tashi. A QSY, haɗar simintin su da Injin CNC iyawa yana nufin suna tunanin yanke ƙarshe a lokacin ƙirar ƙira. Wannan jeri ba shi da ƙima don sarrafa farashin ɓangaren ƙarshe.
Ƙunƙarar Ƙaƙwalwar Ƙaƙwalwar Ƙaƙwalwar Ƙaƙwalwar Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararrun Ƙwararrun Ƙwararrun Ƙwararrun Ƙwararrun Ƙwararrun Ƙwararrun Ƙwararrun Ƙirƙirar Ƙarfafawa Matsari ) Matsa
Ƙayyade Inconel 718 shine farkon farawa. AMS 5662 ba? Bayani na AMS5663 Bambanci yana cikin jeri da aka yarda don aluminum, titanium, da niobium. Wadancan 'yan kaso na goma na kashi dari suna bayyana amsawar tsufa da ƙarfin ƙarshe. A cikin babban mahimmin aikace-aikacen, ba ku siyan jigon 718; kana siyan takamaiman sunadarai narke da ingantaccen rahoton maganin zafi.
Na tuna wani canji mai kaya wanda ya kusan haifar da rufewa. An ba da shaidar ɓangaren a matsayin 718, amma ɗan ƙaramin narke ne wanda aka inganta don haɓakawa, ba kwanciyar hankali mai zafi da muke buƙata ba. Ya wuce injinan zafin ɗaki, amma ƙarƙashin kaya a 1000°F, ƙimar raɗaɗi ba ta da ƙayyadaddun bayanai. Binciken gazawar ya mayar da shi zuwa rabon Al/Ti. Yanzu, koyaushe muna ƙididdige ainihin AMS ko lambar narke ta mallaka kuma muna buƙatar takaddun shaida na niƙa waɗanda ke nuna ainihin sinadarai, ba wai kawai yana 'cikin ƙayyadaddun bayanai' ba.
Wannan matakin ganowa shine tushen tushe ga kowane mai kaya mai mahimmanci. Yana da m, takarda-nauyi gefen aiki da nickel tushe Alloys da ke raba sassan da ke aiki da waɗanda suka kasa yin shiru. Tsarin inganci na tushen tushe ba fasalin gudanarwa bane; kayan aiki ne na samarwa.
Lokacin amfani da shi (kuma lokacin tafiya)
Mafi kyau nickel tushe Aikace-aikacen da na taɓa yin aiki a kai shi ne saitin thermowells don rukunin masu gyara gyara jiki. Yanayin ya kasance hydrogen sulfide, hydrogen mai matsananciyar matsa lamba, da yanayin hawan keke har zuwa 950F. Bakin karfe zai lalace ko ya lalace cikin watanni. Rijiyoyin Inconel 600 sun dade tsawon shekaru. Sharuɗɗan sun yi daidai daidai da ainihin ƙwarewar gami: lalata mai tsanani da matsanancin zafi.
Mafi muni shi ne ɓangarorin tsarin a cikin ƙananan lalacewa, yanayin wanke-wanke na yanayi. Abokin ciniki yana da 'nickel alloy' a cikin ma'auni na sassa masu mahimmanci kuma ya ƙi yin birgima. Mun yi amfani da Alloy 276. Ya yi aiki ba tare da lahani ba, amma farashin ya kasance m. A super duplex bakin karfe zai yi aikin na kashi uku na farashin. Kada ka bari takamamme ta zama addini. Yi kimanta ainihin yanayin sabis na farko.
Wannan shine hukunci mai amfani wanda ya zo daga ganin waɗannan sassan a hidima. Ba kawai game da abin da gami zai iya yi ba; game da ko iyawar sa na musamman sun zama dole don aikin. Wani lokaci, ƙwararrun ƙwararrun yunƙurin shine don ba da shawarar abu mai rahusa, mafi dacewa.
Gaba Ba Sabbin Alloys Ne Kawai ba
Akwai ta da yawa game da sabon foda karafa nickel tushe superalloys, kuma suna da ban sha'awa. Amma ga yawancin aikace-aikacen masana'antu, manyan abubuwan da aka samu suna cikin amincin tsari da ƙira don ƙira. Shin za mu iya ƙirƙira hadadden tashoshi mai sanyaya zuwa simintin gyare-gyare don guje wa taro mai banƙyama? Shin za mu iya daidaita radius na fillet don kawar da mataki na machining da damuwa mai damuwa?
Haɗin gwiwar tsakanin ƙira da masana'anta dole ne ya kasance m. Aika ingantaccen zane, wanda ba zai yuwu a yi jifa ba zuwa wurin ganowa da neman fa'ida mummunan farawa ne. Haɓaka abokin haɗin gwiwar fasaha kamar QSY da wuri, lokacin da ƙirar har yanzu tana da ruwa, yana ba su damar ba da shawarar gyare-gyare don sauti da injina. Kwarewarsu a fadin jefa baƙin ƙarfe, karfe, kuma musamman gami yana ba su cikakken hangen nesa kan abin da ke da ƙalubale na musamman game da aikin tushen nickel.
A ƙarshe, yin aiki cikin nasara tare da waɗannan kayan shine game da mutunta hadaddun su ba tare da tsoratar da su ba. Cakuda ce ta ƙwaƙƙwaran kimiyya - duba waɗancan certs na niƙa, ƙirar ƙirar ƙira-da kusan jin daɗin shago na fasaha, kamar sanin ainihin sautin da kayan aiki yakamata yayi lokacin da yake yanke Inconel daidai. Wannan cakuda shine abin da ke juya abu mai wahala zuwa ingantaccen bayani.
