Lokacin da injiniyoyin sararin samaniya suna buƙatar ruwan injin turbine, nozzles na man fetur, ko ginshiƙan tsarin da ke riƙe sama a 700°C ƙarƙashin matsin zafi na cyclic—Inconel 718 ba wani zaɓi bane kawai. Yana da tushe. Amma ba kowace masana'anta ce ke ba da ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙayyadaddun jirgi ba, maimaita juzu'i, ko simintin saman da ake buƙata don mahimman abubuwan haɗin jirgin. Mun ga sassan da aka ƙi bayan $ 200K a cikin saka hannun jari na kayan aiki - ba saboda kurakuran ƙira ba, amma saboda gidan simintin ba shi da ikon sarrafa ƙarfe akan rarraba girman hatsi da hazo na delta a yankin da zafi ya shafa.
Me yasa Inconel 718 Ya Bukaci Fiye da Daidaitaccen Simintin Zuba Jari
Inconel 718 ba a jefa kamar 316 bakin karfe. Matrix na nickel-chromium tare da niobium da matakan taurarewar titanium suna amsawa sosai ga ƙimar sanyaya, ƙirar ƙirar zafin jiki, har ma da zafi na yanayi yayin bushewar harsashi. Yayi saurin sanyi? Embrittlement daga Laves lokaci rabuwa. Ya yi sannu? M gamma-biyu-prime yana haɓaka rayuwar gajiya. Muna auna tazarar hannu na dendrite akai-akai (DAS) akan sassan giciye-kuma muna ƙin batches inda DAS ya wuce 25 µm, ko da ƙarfin tensile ya dace da ƙayyadaddun bayanai. Domin a cikin sararin samaniya, ƙarfin da ake samu shi kaɗai ba ya yin hasashen ɓarkewar ɓarna a cikin taro masu juyawa.
Shi ya sa a gaskiya zuba jari simintin gyaran kafa Inconel 718 factory dole ne ya haɗu da damar da ba za a iya sasantawa ba guda uku: narkewar shigar da injin tare da madaidaicin kulawar oxygen (<5 ppm), tsarin harsashi yumbu da aka ƙididdige don 1200 ° C+ ba tare da ƙaura na silica ba, da kuma bayan-simintin maganin zafi tare da ± 3°C daidaiton tanderu a kan nauyin mita 1. Yin simintin yashi ba zai yanke shi ba. Simintin gyare-gyare na tsakiya yana gabatar da son zuciya. Daidaitaccen simintin saka hannun jari kawai yana ba da ƙarfin isotropic da juriya mai ƙarfi - ± 0.05 mm akan mahimmin filayen iska - wanda FAA AC 20-108 da EASA CS-E suna buƙatar amincewar Sashe na 21G.
Abin da Ya Keɓance Ƙararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararrun Ƙwararrun Ƙwararrun Ƙwararrun Ƙwararrun Ƙwararrun Ƙwararrun Ƙwararrun Ƙwararrun Ƙirar Ƙarfafawa (Bayan Takaddun shaida)
Takaddun shaida kamar AS9100 Rev D ko NADCAP Heat Treat suna gaya muku bin shago * da'awar*. Ayyukan zahirin duniya yana nunawa cikin ɗabi'u huɗu masu lura:
- Abun ganowa har zuwa tsarin narkewaBa kawai lambobi masu yawa ba, amma cikakkun rahotannin yanayi (ICP-OES + OES), taswirar kwararar hatsi, da bayanan gwajin fashewar da aka adana ta EN 10204 3.1
- Tabbatar da tsari kafin zubawa na farko- Tsarin zafin jiki na hanyoyin ƙarfafa ƙarfi ta amfani da MAGMASOFT®; tabbatar da cewa wuraren da aka annabta masu zafi sun dace da ainihin hotunan porosity na X-ray
- Babu "black box" karewa- ana shigar da sigogi na lantarki a kowane bangare, ba kowane motsi ba; Ƙaƙƙarfan yanayi (Ra) da aka auna tare da bayanan bayanan sadarwa akan saman aiki, ba kawai takardun shaida ba
- Fahimtar yanayin rashin gazawa an gasa cikin ambato- idan zanenku ya yi kira ga bangon 0.8-mm a cikin fillet mai tsananin damuwa, za su nuna shi a matsayin babban haɗari ga microporosity kuma suna ba da shawarar ƙaramin kauri 1.2-mm wanda ke goyan bayan haɗin FEA na farko.
Wasu na iya yin gardama cewa wuraren samo asali na teku ba za su iya daidaita ƙaƙƙarfan tsarin Yammacin Turai ba. Koyaya, mun bincika wurare a cikin Qingdao inda masu aiki ke daidaita ma'aunin zafin harsashi dangane da karatun thermocouple na ainihin lokaci daga firikwensin raɓa-ba ƙayyadadden tebur na zafin lokaci ba. Wannan matakin ikon daidaitawa yana raba masu simintin kayayyaki daga abokan haɗin gwiwa waɗanda ke ɗaukar kowane aikin Inconel 718 azaman gwajin ƙarfe tare da ingantaccen sakamakon jirgin.
Yadda Haɗin Kai Tsaye ke Warware Mahimman Abubuwan Ciwo na Haƙiƙa
Sarkar samar da sararin samaniya suna rugujewa lokacin da ake yin simintin gyare-gyare, injina, da dubawa suna rayuwa a cikin gine-gine daban-ko mafi muni, ƙasashe daban-daban. Mun bin diddigin ayyukan da aka jinkirta makonni 11 saboda wani mai simintin simintin gyare-gyaren da aka aika zuwa wani shagon CNC wanda bai ƙididdige bincikensa don haɓaka haɓakar haɓakar zafi na Inconel ba. Sakamakon? Kashi 37% na sassan injina sun gaza tabbatar da CMM na ƙarshe akan datum B.
Shi ya sa handoffless ke da mahimmanci. A QINGDAO QIANGSENYUAN TECHNOLOGY CO., LTD., ƙungiya ɗaya wacce ke saita harsashi yumbu kuma tana tsara jerin 5-axis DMG MORI NT don mashin ɗin kusa-ta amfani da hanyoyin kayan aiki waɗanda aka inganta don haɓaka aikin Inconel. Babu sake gyarawa. Babu kurakuran fassarar tsarin daidaitawa. Babu jiran kiran GD&T da za a fassara ta cikin shingen harshe. Kayan aikinsu na yarda da ISO yana gudanar da simintin gyare-gyare, magani mai zafi, CNC, da CMM a cikin sararin samaniya mai sarrafa yanayi-yanke lokacin jagora da kashi 40 cikin 100 akan oda mai matsakaicin girma da yanke tarkace daga rashin sadarwa.
Sharuɗɗan binciken su da aka rubuta sun haɗa da tabbatar da etch-da-micrograph na tilas na rarrabuwar kawuna a kowane yanki na uku. Suna fitar da inconel 718 billlets ne kawai daga masana'anta tare da takaddun shaida AMS 5662 - da kuma bincika takaddun shaida akan rahoton gwajin niƙa kafin saukewa. Wannan ba ƙa'idar bin lissafin ba ce. Ƙaddamar da ƙaddamar da haɗari a cikin aikin aiki.
Zaɓan Inconel 718 Factory Simintin Zuba Jari Naku: Jerin Bincike Mai Aiki
Kafin sanya hannu kan NDA, yi waɗannan tambayoyi guda biyar-kuma ku nemi shaida, ba alkawura ba:
- Shin za ku iya nuna mana rahoton rediyo na kwanan nan (ASTM E192) akan simintin inconel 718 wanda ya dace da lissafin mu da ajin nauyi?
- Menene madaidaicin tazarar hannun dendrite na hannun bangon da ke ƙarƙashin kauri 2 mm — kuma ta yaya kuke tabbatar da shi?
- Kuna yin maganin zafi a cikin gida? Idan eh, menene daidaiton zafin wutar tander ɗin ku akan AMS 2750E?
- Yaya kuke tafiyar da juzu'i tsakanin simintin simintin gyare-gyare da kuma bayan-zafi-jiyya? Samar da ramuwa algorithm.
- Shin za ku iya raba fakitin PPAP da aka kammala-ciki har da MSA, ginshiƙi na SPC don ma'auni mai mahimmanci, da takaddun shaida na kayan aiki-don makamancin ɓangaren sararin samaniya?
Idan amsoshi sun zo a matsayin maƙallan harsashi ba tare da bayanai ba, tafi. Idan sun yi shakka a kan tambaya #2, tafi. Dama zuba jari simintin gyaran kafa Inconel 718 factory yayi magana a cikin microns, digiri Celsius, da hotuna masu ƙaƙƙarfan tsari-ba taken talla ba.
QINGDAO QIANGSENYUAN TECHNOLOGY CO., LTD. yana aiki haka kullum. Ba a matsayin togiya-amma a matsayin daidaitaccen tsari. Hankalin su ya tsaya kunkuntar: manyan masana'antun masana'antu inda gazawar ba zaɓi bane. Yayin da sararin samaniya ke matsawa zuwa mafi girman ma'auni na kewayawa da tazarar sabis, wannan horo ya zama bambanci tsakanin cancanta da ƙi. Makomar ba ta cikin mafi girma tushen tushe-amma ga wanda ke auna iyakokin hatsi kamar aikin agogo, yin rajistar kowane zagayowar zafi, kuma yana ɗaukar zanen ku azaman kwangilar ƙarfe.
