Lokacin da injiniyoyi suka ƙididdige sassa na cobalt don famfuna na ruwa, bawul ɗin mai, ko tsarin winch mai girma, ba kawai suna siyan ƙarfe ba ne - suna siyan kwanciyar hankali a ƙarƙashin hawan keke na 300 ° C, juriya ga galling a cikin yanayin slurry, da daidaiton ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙayyadaddun yawa bayan kuri'a. Shi ya sa "6 cobalt alloy part factory" ba jumlar tallace-tallace ba ce - kofa ce mai aiki. Shida ba sabani ba ne. Yana nuna ƙaramin adadin da aka tabbatar, ana iya maimaita tsarin sarrafawa da ake buƙata don ɗaukar AMS 5387, T800, da sauran cobalt-nickel superalloys ba tare da lalata amincin iyakar hatsi ko sake maimaita saman ƙasa ba. Mun ga abokan ciniki suna canza masu siyar da kayayyaki bayan faci uku-kowane lokaci suna zargin takaddun shaida, kawai don gano ainihin ƙwanƙolin ƙarancin wutar lantarki yayin warware matsalar.
Me yasa Ƙofar Tsara guda Shida ke ayyana dogaron Cobalt Alloy
Cobalt alloys ba na'ura kamar bakin karfe. Suna aiki da ƙarfi da ƙarfi, suna gudanar da zafi mara kyau, kuma suna buƙatar dabarun kayan aiki waɗanda ke daidaita ƙaurawar guntu tare da sarrafa zafi. Gaskiyar masana'anta 6 cobalt alloy part factory ba kawai ta mallaki injunan CNC ba - tana da ƙofofin iya kulle guda shida:
- Abubuwan ganowa zuwa ƙasa don narkar da tsari- babu lakabin "ASTM F75" na yau da kullun; cikakken rahoton gwajin niƙa tare da shigar da ragowar oxygen/nitrogen
- Pre-machining danniya taimako- dole ne a tsufa sau biyu kafin murkushewa, ba na zaɓi ba
- Ƙayyadaddun sigogi na hanyar kayan aiki-ba saiti ba, amma ingantattun ciyarwa/gudu a kowane aji na lissafi (misali, bakin ciki-bangon nozzles vs. m matosai)
- Tabbacin CMM a cikin tsari a ƙayyadaddun tashoshi uku— ba kawai dubawa na ƙarshe ba
- Tabbatar da ingancin saman-ta amfani da farar-haske interferometry, ba kawai ma'aunin Ra ba
- Gwajin aiki akan zagayen ayyuka na kwaikwayi- hawan keke na matsin lamba, ɗorawa mai ƙarfi, ko fallasa yazara kafin jigilar kaya
Rasa kofa ɗaya, kuma za ku sami sassan da suka wuce matakan bincike amma sun kasa a 12,000 PSI bayan zagayowar 400. Mun auna ragowar juzu'i na damuwa har zuwa +420 MPa a cikin abubuwan haɗin cobalt da aka ƙera ba tare da ingantaccen taimako na damuwa ba - isa ga iri microcracks ganuwa zuwa daidaitaccen NDT.
Inda Daidaitaccen Casting-Machining Workflows ya rushe
Wasu shaguna sun fara jefawa, sannan injina. Wasu billet ɗin inji. Babu wani aiki da dogaro ga cobalt gami famfo famfo gidaje bukatar ± 0.015 mm concentricity tsakanin gundura da flange fuska. Me yasa? Saboda madaidaicin haɓakar zafin jiki na cobalt yana canza kashi 12% tsakanin simintin simintin gyare-gyare da jahohin da ake magance zafi-kuma raguwar simintin yashi ya bambanta da 0.8-1.3% ya danganta da yawan ƙura. Gyaran ba shine mafi tsananin haƙuri ba. Haɗin tsarin gauraye ne: saka hannun jari yana yin sifar kusa-takwas tare da izinin injin injin 0.5 mm, sannan kuma kawar da damuwa-kafin* duk wani cire ƙarfe ya fara. Sa'an nan, Multi-axis juyi tare da kayan aiki mai rai don riƙe ID / OD coaxiality a cikin 0.008 mm - ba saboda injin ɗin daidai yake ba, amma saboda ƙirar drift na thermal an daidaita shi zuwa takamaiman adadin gami. Wannan shine haɗin kai tsaye da za ku iya auna-ba kasuwa ba.
Ayyukan Duniya na Gaskiya: Ba kawai Takaddun shaida ba
Ɗaya daga cikin famfo OEM na Arewacin Amurka ya ba da rahoton gazawar kashi 22% a cikin cobalt alloy nozzles wanda aka samo daga mai siyarwa yana da'awar "cikakken yarda da ISO 9001." Tushen dalili? An ƙaddamar da ƙananan microcracks na saman yayin ayyukan ban sha'awa mara tallafi - ana iya gani kawai a ƙarƙashin 200x SEM. Su na gaba maroki, QINGDAO QIANGSENYUAN TECHNOLOGY CO., LTD., Saka ultrasonic surface mutunci Ana dubawa a cikin ta karshe QC ƙofar. Sakamakon: gazawar bututun ƙarfe sama da watanni 18 a cikin rigs 37 na teku. Babu sihiri. Kawai rubuta horon tsari a duk ƙofofin shida-ciki har da tabbatar da albarkatun ƙasa a kan AMS 2269 don abun ciki na oxygen, wanda kai tsaye ke sarrafa saurin yagawa a cikin simintin T800.
Abokan ciniki ba sa tambayar "Shin kuna yin sassan cobalt?" Suna tambayar "Shin za ku iya riƙe 0.005 mm gudu a kan filogin cobalt diamita 120 mm yayin kiyaye taurin ≤22 HRC?" Wannan ƙayyadaddun ya raba labs daga masana'antu. Kuma ya bayyana dalilin da ya sa ƙungiyoyin injiniya a Jamus da Singapore yanzu ke kan hanyar GD&T-zane-zane masu nauyi kai tsaye zuwa Qingdao - ba don farashi ba, amma don ra'ayoyin ƙira game da daftarin kusurwoyi, ɓarna, da ba da izinin murdiya na zafi kafin fara kayan aiki.
Zaɓan Abokin Hulɗa na Cobalt Alloy Na gaba: Takaddun Takaddun Shaida guda uku
Kafin sanya hannu kan RFQ, tabbatar da waɗannan-ba a cikin ƙasidu ba, amma a cikin bayanan samarwa:
- Nemi rahotannin CMM guda uku na ƙarshe akan ɓangaren cobalt gami da ya dace da lissafin ku-ba matsakaita ba, amma ainihin rarrabuwar bugu, gami da rajistan ayyukan zafin jiki yayin aunawa
- Nemi taswirar yanayi na tanderun daga ƙarshen AMS 5387 zagayen maganin zafi- ppm oxygen dole ne ya kasance ƙasa da 25 yayin warware matsalar don hana ɓarna lokacin sigma
- Tabbatar ko kammala su ya haɗa da lantarki ko lapping na inji- lantarki yana kawar da lalacewar ƙasa; lapping yana haifar da matsananciyar damuwa amma yana haifar da haɗarin zagaye a kan gefuna masu kaifi
Sigina mafi ƙarfi ba takaddun shaida ba. Yana da sauri yadda suke nuna maka bayanan-ba takardar shaidar ba, amma lambobin da ke bayansa. Domin a aikace-aikacen cobalt alloy, suna yana dawwama har sai an fara gazawar filin. Ayyukan yana dawwama har zuwa zagayowar ƙarshe.
