Lokacin da injiniyoyi suka bayyana Saukewa: N06625 don bawul ɗin matsa lamba, gidajen famfo, ko manyan magudanan winch, ba kawai zaɓin wani abu bane - suna zaɓar garantin aiki. Juriya na lalata a 800 ° C. Samar da ƙarfi sama da 415 MPa bayan tsufa. Damuwa-karshe kwanciyar hankali a cikin mahalli mai tsami. Waɗannan ba ƙayyadaddun bayanai ba ne. Ƙofi ne da aka tabbatar da filin da ke raba sassan aiki daga gazawa masu tsada.
Mun kera kayan aikin sama da 17,000 N06625 tun daga 2019-mafi yawa don tsarin injin ruwa a cikin famfunan ruwa na Tekun Arewa da babban taron piston a cikin motocin injin ma'adinai. Abin da muka koya da wuri: Ba kowane masana'anta na N06625 ke samar da ƙananan tsarin ba. Batch-to-batch carbide rarraba, delta lokaci iko, da intergranular hadawan abu da iskar shaka juriya dogara kasa a kan takardar shaida-kuma fiye a kan yadda maroki rike zafi magani, machining jerin, da kuma karshe saman ingancin.
Me yasa yawan binciken "Ma'aikatar N06625" ya karu da kashi 220 a cikin 2024
Ƙungiyoyin sayayya ba su daina sabawa ga masu rarrabawa. Suna buga "Ma'aikatar N06625" a cikin Google saboda sun ga jinkiri da yawa daga masu tsaka-tsaki suna sake dawo da kayan haja - ko mafi muni, suna karɓar simintin gyare-gyare na AMS 5387 tare da hazo na sigma da ba a ba da rahoton ba. Matsalolin zafi na zahiri suna haifar da wannan motsi:
- Wani OEM na Turai ya ƙi 320 kilogiram na N06625 flange blanks bayan gwajin ultrasonic ya nuna porosity na ƙasa - wanda aka gano zuwa simintin yashi ba tare da jin zafi ba bayan HIP
- Wani mai kera famfo na Amurka ya soke kashi 14% na na'urorin silinda na CNC na farko da aka yi amfani da su saboda raguwar damuwa da damuwa yayin fashewar ruwa.
- Ayyuka biyu na Kudu maso Gabashin Asiya sun tsaya tsayin daka makonni shida suna jiran sake yin aikin girma-saboda ainihin mai ba da kayayyaki ba su da ingantacciyar CMM a cikin gida akan kiran ASME Y14.5 GD&T
Gyaran baya saurin jigilar kaya. Yana da mafi tsananin sarrafa tsari-daga ɗanyen rasidin mashaya ta hanyar wucewa ta ƙarshe.
Abin da ke da mahimmanci a cikin abokin aikin masana'antu N06625
Manta "Takardar ISO." Mayar da hankali kan waɗannan abubuwa guda huɗu waɗanda ba za a iya sasantawa ba — ingantattun ta hanyar rajistar binciken gazawar mu da rahotannin tantancewa na ɓangare na uku:
- Abubuwan ganowa zuwa lambar zafi: Kowane billet na N06625 dole ne ya ɗauki rahoton gwajin niƙa (MTRs) wanda ke nuna yanayin zafin jiki, ƙimar sanyi, da girman hatsi ta ASTM B446. Muna bincika kowane kuri'a tare da bincike mai zurfi kafin a fara juyawa mai muni.
- Dabarun tsarin aikin injin: N06625 aiki-taurin zuciya. Muna amfani da tsayayyen dandamali na CNC 5-axis tare da isar da sanyaya mai tilastawa a mashaya 70-ba daidaitaccen sanyaya ambaliya ba-don murkushe haɓakar zafi yayin niƙa mai zurfin aljihu. Hanyoyin kayan aiki suna guje wa zama; ciyarwar tana tsayawa sama da 0.08 mm/rev don hana shafa.
- Haɗin maganin zafi: Magani annealing a 1095 ° C ± 10 ° C wajibi ne - amma bai isa kadai ba. Muna ƙara yawan tsufa a 780 ° C na tsawon sa'o'i 8, sannan iska yayi sanyi. Wannan yana haifar da mafi kyawun gamma-biyu-prime (γ″) hazo tarwatsewa-mahimmanci ga juriya mai raɗaɗi a cikin tushen famfo mai aiki a 15,000 psi.
- Tabbatar da ingancin saman: Babu duba-kawai gama dubawa. Muna auna rashin ƙarfi (Ra ≤ 0.8 µm), tabbatar da rashin samuwar farin-layi ta hanyar SEM-EDS, kuma muna yin gwajin fesa gishiri ta ASTM B117 na awanni 1,000 akan batches samfuri.
Inda tsarin lissafi na al'ada ya haɗu da gaskiyar ƙarfe
Daidaitaccen sandunan N06625 ba za su yanke shi don bututun famfo maras silindi ba ko nadi na tsakiyar tsakiya. Wannan shine inda hanyoyin haɗin gwiwar ke da mahimmanci. Kullum muna haɗa simintin saka hannun jari na gidaje masu siffa-tallafi tare da madaidaicin CNC na rufe saman-sannan a yi amfani da lantarki don cire yadudduka na sake sakewa daga tashar jiragen ruwa da aka gama EDM. Domin AMS 5387 cobalt-nickel alloy 6 famfo sassa, muna inganta gajiya rayuwa ta amfani da resonant vibration gwajin a 10⁷ hawan keke kafin saki.
Abokin ciniki ɗaya yana buƙatar abin nadi na tushen tushen T800 tare da jimlar 0.015 mm jimlar da aka nuna a tsayin 420 mm. Daidaitaccen niƙa ya kasa riƙe shi. Mun canza zuwa lu'u-lu'u-juya akan sanduna masu ɗauke da iska, mun sanya ido kan ɗumbin zafin jiki a ainihin lokacin, da kuma tabbatar da lissafi na ƙarshe tare da ƙirar laser tracker. Sakamako: 99.2% yawan amfanin ƙasa na farko-da 63% tare da mai siyar da su na farko.
Kai tsaye wadata yana nufin lissafin kai tsaye
QINGDAO QIANGSENYUAN TECHNOLOGY CO., LTD. yana aiki azaman Kamfanin N06625- ba kamfani na kasuwanci ba. Wurin mu na yarda da ISO a cikin Qingdao gidaje sadaukar da sel machining gami, tanda mai zafi, da dakin gwaje-gwaje mai cikakken sabis. Lokacin da kuka nemi ƙididdiga don N06625 matsa lamba bawul ko matosai na cobalt, za ku sami ra'ayin injiniya a cikin sa'o'i 48-ba katalogin PDF ba.
Ba mu yi alƙawarin "lokacin jagora mafi sauri ba." Muna garanti barga lokaci: Makonni 12 don gudanar da samfuri, makonni 18 don umarni na matsakaici-tare da tsarin samarwa wanda ake iya gani ta hanyar samun damar dashboard ɗin da aka raba. Kowane jigilar kaya ya haɗa da MTRs, rahotannin dubawa mai girma, da rajistan ayyukan jinya. Babu ware.
Don aikace-aikacen mahimmin manufa-inda N06625 ba kawai a kayyade ba amma * ake buƙata * - bambanci tsakanin nasara da gazawar tsarin rayuwa a cikin cikakkun bayanai babu bayanan da aka nuna. Yana rayuwa a cikin yadda aka sanyaya gami. Yadda hanyar kayan aiki ta guje wa zance. Yadda saman ƙarshe ya yi tsayayya da rami na chloride a ƙarƙashin hawan keke. Wannan shine ma'aunin da muke ginawa. Abin da ya sa injiniyoyi ke bincika "ma'aikatar N06625" - kuma dalilin da yasa suke zama.
