
N08825 fekitori inopihwa haingori yekutumira alloy mabara - ndeye kuendesa zvinofanofungidzira kusakara uko kutadza kunoreva kuderera, njodzi yekuchengetedza, kana kuratidzwa kwezvakatipoteredza. Takaona vatengi vachirayira N08825 kubva kune vatatu vatengesi mukota imwe chete: imwe yakatumirwa zvinhu ne 0.03% sulfur-pamusoro pe ASTM B408's 0.02% muganhu-zvichikonzera kuputika kwe intergranular mudzimba dzevhavha yegasi yakasviba; imwe yakapihwa ndiro inodziya-inopisa isina mill test mishumo, ichimanikidza kudzoreredzwa uye kunonotsa pombi yeNorth Sea retrofit nemavhiki gumi nerimwe. Idzi hadzisi nyaya dzekupedzisira. Iwo ndiwo mutengo wekurapa N08825 sechinhu.
Yechokwadi fekitori yakananga inoreva kutonga kwakazara pamusoro pekunyunguduka, kupisa kwekushanda paramita, mhinduro annealing tembiricha kufanana, uye yekupedzisira pamusoro pemamiriro-kwete kungopfuura muparadzi. Panzvimbo yedu yeQingdao, imwe neimwe N08825 mijenya inotanga ine vacuum-induction yakanyungudutswa (VIM) ingots, ichiteverwa neelectroslag remelting (ESR) yemapombi akakosha casings uye miviri yevharuvhu. Isu tinobata AMS 5540, ASTM B408, uye UNS N08825 certification pa-saiti-kwete yechitatu-bato rakadhindwa mapepa. Kana European OEM yaida 120 kg yeN08825 yekunyepedzera maflange ejekiseni remakemikari epasi pegungwa, takamhanya yakazara chemistry, saizi yezviyo, uye intergranular corrosion test (ASTM G28A) isati yatombotanga. Zvakaguma nei? Zero inoramba kuyambuka 47 zvidimbu. Iyo nhanho yekuteedzera haiitike kudzimba dzekutengesa.
Standard N08825 shizha kana bhawa kazhinji inotadza pasi pemamiriro epasirese-kwete nekuti iyo alloy haina kusimba, asi nekuti kusagadzikana kwedimensional kunokanganisa kukwana-up, uye kusawirirana kwepamusoro kupera kunomhanyisa kukoromoka. Isu takayera kusvika ku 0.12 mm ukuru kusiyanisa kuyambuka 2-mita kureba kwekunze-pasherufu N08825 ndiro. Kune dzimba dzepiston pombi humburumbira inoda ± 0.015 mm kutenderera uye Ra ≤0.4 µm ID kupera, iyo shanduko inomanikidza inodhura kugadzirazve-kana zvakanyanya, zvimedu. Yedu CNC machining nzvimbo dzinoshandisa mu-process laser metrology kugadzirisa kupisa kudonha panguva yakareba-yakareba kutendeuka kweN08825 maoko. Isu tinoisa zvakare inodzorwa electropolishing mushure mekugadzira, kuderedza pamusoro diki-kukasharara ne 65% kupesana nemakanika kupedza chete. Iko hakusi kushambadzira. Ndiwo mutsauko uripo pakati pemwedzi gumi nemisere nemwedzi makumi mana nemiviri hupenyu hwesevhisi mune chloride-laden hydraulic fluid.
Isu takavaka chirango ichi nekuti vatengi vakatiudza kuti vangangobhadhara 8% yakawanda yekushanda kwakavimbiswa pane kutora $240,000 mumitengo yekutsiva munda. Imwe yekunatsa yekuSoutheast Asia yakatsiva iyo yese N08825 pombi hwaro mutsara mushure mekutadza kwechisimbiso kuviri mumwedzi gumi nemina. Chimiro chavo chitsva chaida yedu yakabatanidzwa yekukanda-kune-machining kuyerera-jecha kukanda kutendeseka kwechimiro, ipapo mashanu-axis CNC yekukwira kumeso kudzika uye kurongeka kwechiteshi. Kutanga-kuburitsa goho raive 94%. Hapana rework. Hapana kunonoka.
Muganhu unotevera haungori nani N08825-iyo yakangwara kusanganisa. Isu tave kugadzira pamwe nepombi OEMs kunyudza strain-yekutarisa grooves zvakananga muN08825 impeller hubs, tichishandisa yedu yakasanganiswa investimendi yekukandira + chaiyo milling process. Aya maficha anobvumira chaiyo-nguva kuneta yekutevera pasina ekunze sensors. Isu tiri kuwedzera zvakare ISO 15156-3 NACE MR0175 qualification yeawava masevhisi manyorerwo, aine akazara magwaro aripo kuti aongororwe mukati meawa makumi manomwe nemaviri. Izvi hazvisi zvekuwedzera vhoriyamu. Ndezvekudzika chiremera chehunyanzvi uko kushorwa kwecorrosion kunosangana nekuvimbika kwemuchina.
Kana chikumbiro chako chichida kuti N08825 fekitori-level kuzvidavirira-kwete chete chigayo chitupa chakatsikiswa kune pallet-tanga neyakasimbiswa maitiro ekutonga, kwete yakaderera yakadzika mutengo. Ndiwo mabatiro anoita mishoni-akakosha zvikamu zvinowana nzvimbo yazvo muoiri & gasi masisitimu, yakakwira-kumanikidza hydraulics, uye ane hukasha makemikari kugadzirisa nharaunda. Iyo alloy haina kuchinja. Chakachinja ndechekuti inofanira kudzorwa zvakasimba sei—kubva pachoto chenyunguduka kusvika pakupera.
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