Stellite 21 ba kawai wani kayan haɗin gwiwar cobalt ba ne - kayan injiniyoyi ne ke kaiwa lokacin da gazawar ba zaɓi ba ne. Lalacewar yanayin zafi mai zafi, slurry mai ƙyalli, hawan hawan keke: waɗannan ba lokuta ba ne a cikin famfunan ruwa ko jikunan bawul ɗin mai. Yanayin aiki ne na yau da kullun. Kuma a cikin waɗancan mahalli, Stellite 21 yana ba da juriya da za a iya aunawa, kwanciyar hankali microstructural, da juriya ga galling inda daidaitattun bakin karfe ko ma Inconel 625 suka gaza.
Amma samo Stellite 21 ba batun nemo *kowane* mai kaya ba. Yana da game da nemo a Kamfanin Stella 21 wanda ke ɗaukar ƙarfe kamar aikin injiniya-ba dabaru ba. Mun ga ayyuka da yawa da aka jinkirta ta hanyar rashin daidaituwa (HV 380-450 kewayon kewayo a cikin batches), rashin kwanciyar hankali bayan jiyya mai zafi, ko ƙarewar saman da ta kasa buƙatun rufe aikin. Waɗancan gazawar da wuya ta samo asali daga gami da kanta. Sun fito ne daga rarrabuwar matakai: yin simintin gyare-gyare a cikin teku, sarrafa kayan aiki zuwa shagunan ayyuka na gabaɗaya, babu ganowa tsakanin danyen takaddun shaida da rahoton CMM na ƙarshe.
Me yasa "Factory Direct" ke Canza Sakamakon Duniya na Gaskiya
A QINGDAO QIANGSENYUAN TECHNOLOGY CO., LTD., "ma'aikata kai tsaye" yana nufin cikakken iko a kan matakai hudu da ba za a iya sasantawa ba: ƙwararrun AMS 5387-mai yarda da albarkatun kasa, daidaitaccen saka hannun jari na hadaddun geometries kamar famfo nozzles da kujerun bawul, Multi-axis CNC machining da na ƙarshe tare da aiwatar da aikin damuwa. GD&T callouts-ba jure wa na gaba ɗaya ba. Ba mu sake siyarwa ba. Muna samarwa.
Wannan haɗin kai na tsaye yana warware abubuwan da aka tabbatar da filin guda uku:
- Matsakaicin maɗaukaki a cikin manyan abubuwan da suka shafi rabo mai girma: Gidan famfo na silinda na piston da muka yi aikin kwata na ƙarshe yana riƙe ± 0.015 mm concentricity a fadin tsayin 280 mm - saboda an ƙirƙira simintin simintin gyare-gyare kuma an biya shi kafin tsara kayan aiki, ba a gyara bayan-machining ba.
- Samuwar Microcrack a cikin yankunan da zafi ya shafa: Mu T800-alloy matosai da aka yi bayani annealing a 1180 ° C ± 5 ° C, bi da sarrafawa sanyaya-ba tanderu quenching-tabbatar da ASTM E112 size analysis.
- Rashin daidaituwar ingancin saman: Lokacin da abokin ciniki na Turai ya buƙaci Ra ≤0.4 µm a kan wurin zama na cobalt-alloy don dacewa da elastomer, ƙa'idar mu ta ƙare ta haɗa da lalatawar girgiza, walƙiya na electrochemical, da kuma tabbatar da interferometry mai haske-ba kawai izinin gani / kasawa ba.
What “High-Performance Alloy Solutions” Actually Delivers—Not Just Promises
Wasu masu samar da kayayyaki suna jera Stelite 21 a cikin kasidarsu kuma su tsaya a can. Muna ɗaukar shi azaman tsari. Kowane ɓangaren da muke jigilar kaya yana ɗauke da takaddun shaida: rahotannin gwajin niƙa da suka dace da iyakokin sinadarai na AMS 5732, taswirorin tauri da ke nuna daidaiton HV a kan manyan fuskokin lalacewa, da cikakken sakamako mai yawa daga lambar zafi mai ƙima zuwa alamar marufi na ƙarshe. Babu keɓance-har da samfuri.
Mun kuma san abin da Stelite 21 * baya warwarewa. Ba zai gyara ƙirar hydraulic mara kyau ba. Ba zai rama ramukan da ba daidai ba ko rotors marasa daidaituwa. Don haka nazarin aikin injiniyanmu yana farawa da wuri: muna ba da alamar rikice-rikice na GD&T kafin yanke ƙarfe, muna ba da shawarar gyare-gyaren radi don rage yawan damuwa a cikin aikace-aikacen sake zagayowar, da kuma tabbatar da ko maganin cobalt-nickel ya zama dole sosai-ko kuma idan 17-4PH mai tauri tare da ingantaccen nitriding zai sadar da rayuwar sabis daidai a ƙaramin farashi.
Wannan horo yana nunawa a ainihin turawa. Kayan aikin gonakin mai na Arewacin Amurka OEM ya maye gurbin jabun bawul ɗin bawul 4140 tare da nau'ikan mu na Stelite 21. Matsakaicin lokaci tsakanin gazawar ya tashi daga 42,000 zuwa sa'o'in aiki 117,000. Ba saboda gami da sihiri ba ne - amma saboda duk sarkar tsari - daga ƙirar ƙirar yashi zuwa gwajin ultrasonic na ƙarshe - an ƙera shi ne ta hanyar aikin aiki, ba kawai ƙayyadaddun ƙayyadaddun kayan aiki ba.
Yadda ake Tabbatar da Gaskiyar Kamfanin Stella 21 - Bayan Yanar Gizo
Yi waɗannan tambayoyi guda uku kafin yin:
- Shin za ku iya samar da takardar shedar kwanan nan tana nuna abun cikin carbon ≤0.25%, chromium ≥27.5%, da tungsten ≥13.5%—duk wanda OES spectroscopy ya tabbatar, ba kawai rahotannin niƙa ba?
- Kuna yin ma'aunin ma'aunin damuwa na injin bayan-machining akan sassan da suka wuce mm 150 a kowane girma-kuma kuna daidaita maganin zafi daidai?
- Shin ISO 9001: 2015 iyakokin ku an jera su a sarari don haɗawa da "simintin simintin gyare-gyare da machining na cobalt-chromium gami," ko kuma "ƙarfe" na gama gari?
Idan amsoshi ba su da tabbas, jinkiri, ko buƙatar turawa na ɓangare na uku- kuna magana da mai rarrabawa, ba Kamfanin Stella 21. A QINGDAO QIANGSENYUAN, waɗannan takaddun ana ƙirƙira su a cikin gida, masu aikin ƙarfe sun duba su, kuma ana raba su cikin sa'o'i 48 na buƙata.
Ayyukan Stelite 21 ba na ka'ida bane. Ana auna shi a cikin sa'o'i na aiki ba tare da katsewa ba, microns na asarar lalacewa a kowane zagaye miliyan, da dawo da filin sifili akan tarukan famfo masu mahimmancin manufa. Wannan amincin ba ya farawa da takardar bayanan alloy-amma tare da wanda ke sarrafa tanderu, shirin CNC, da ƙa'idar dubawa ta ƙarshe. Ga injiniyoyin da ke ƙayyadaddun ɓangarorin da rage lokacin da ake kashe $12,000 / awa, wannan bambance-bambancen ba dalla-dalla ba ne. Bambanci ne tsakanin tabbacin jadawalin da shirin gaggawa.
