
Kana mainjiniya akatsanangura maStellite mabheji, havasi kungosarudza chinhu-vari kuzvipira ku zero kushivirira kupfeka, ngura, kana kudhiraivha zvakanyanya pasi pekumanikidzwa kwakanyanya. Sarudzo iyi inogara yakatwasuka pafekitori pasi: haisi yega yega yekutanga kana CNC shopu inogona kuburitsa nekuvimbika zvinhu zveStellite zvinosangana neAMS 5387, ASTM F1537, kana ISO 4967 zvinodiwa-kunyanya kana geometries ichida kusimba kweGD&T kutonga, inopera pasi peRa 0.4 µm, uye microstructural consistency kumativi ekupisa. Isu takaona mapurojekiti akawandisa achimira pakusimbisa prototype nekuti iyo Stellite inobereka fekitari yakashaya yakasanganiswa yekukanda-machining kugona-kana zvakanyanya, yakatsiviwa cobalt alloy mamakisi pasina metallurgical traceability.
Stellite haina kugadzirwa sesimbi isina tsvina. Kuomarara kwayo (45–65 HRC se-yakakandwa, inosvika makumi manomwe HRC mushure mekuomeswa), abrasive carbide network, uye yakaderera yekupisa conductivity inoda yakasarudzika maturusi, yakaomesesa gadziriso, uye yekudyisa/kumhanya maparamendi akaiswa pamujenya-kwete pakatalogi. Mune imwe hydraulic pombi yekuvakazve chirongwa, Tier-1 OEM yakaramba 37% yeinouya Stellite piston mhete inotakura. Root cause? Mutengesi akashandisa generic cobalt-nickel stock pachinzvimbo cheyakasimbiswa AMS 5387 zvinhu-uye akasvetuka post-machining zororo rekushushikana. Mhedzisiro: micro-kutsemuka pasi pe3,000 psi cyclic kurodha mukati memaawa makumi mana nemasere ekuyedzwa kwebhenji.
Kubudirira kwepasirese kunotanga kare-mukutsvaga zvinhu uye kugadzira mepu. A qualified Stellite inobereka fekitari inofanirwa kuona mbishi billet certification (MTRs) isati yakanda, kudzora muchoto wemhepo panguva yekukanda mari kudzivirira kabhoni pickup, uye kusimbisa kutenderera kwekupisa nebatch-chaiyo nguva-yekupisa profiles. Hapana nzira dzekudimbudzira. Kwete "yakanaka zvakakwana" alloys.
Isu tinoongorora vatengesi vachipesana neaya mabhenji ekushanda-nekuti ivo vanonyatsoona kuti chikamu chako chinorarama here mubasa remumunda kana kukundikana panguva yeFAT:
Pasina ese mana, uri kutenga zvikamu-kwete vimbiso yekuita.
PaQINGDAO QIANGSENYUAN TECHNOLOGY CO., LTD., Tinovaka zvikamu zveStellite uko kukundikana kusiri sarudzo: AMS 5387 cobalt alloy 6 pombi housings yakarongerwa 5,000 psi inoramba ichishanda; T800-based nozzles inobata abrasive slurry pa 120 ° C; non-standard centre shaft rollers ye offshore engineering mota mahwindi anoshanda munzvimbo dzakaremerwa nemunyu, dzakakwirira-dzinodedera. Izvi hazvisi zvinhu zvepasherufu. Yega yega dhizaini inoitwa ongororo yekugadzira-kwete chete yemutengo, asi yekupisa kwekukanganisa njodzi panguva yekugadzira, carbide segregation zones muzvikamu zvakakandwa, uye yakaringana yekupedzisa kutevedzana kuchengetedza kumanikidza kwepasi kushushikana.
Isu hatiite "Stellite zvikamu." Isu mainjiniya tinopfeka kuramba mujometry, zvinhu, uye maitiro-obva azviratidzira nedata: tensile bvunzo mishumo paASTM E8, kuomarara mepu munzvimbo dzakakomba, uye kushanda kwemutoro kuyedzwa kwemutengi-akatsanangurwa basa kutenderera. Ndizvo zvakaita a Stellite inobereka fekitari anowana maodha anodzokororwa-kwete zvirevo zvekushambadzira.
Bvunza iyi mibvunzo mitatu usati wapedzisa mutengesi:
Kana mhinduro iri "kwete," "kwete chiyero," kana "tichasimbisa gare gare," famba. Stellite haisi yezvezvinhu zvega - ndeyekudzorwa kuuraya kubva mukunyunguduka kuenda kune metrology. Kodzero Stellite inobereka fekitari haisi kungoendesa zvikamu. Inopa kufanotaura.
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