Litharollo tsa fektheri tse phahameng tsa cobalt ha li bue ka ho reka li-alloy bars le ho li tsamaisa ka lathe. Ba mabapi le ho laola microstructure ho pholletsa le likarolo tse 10,000+-ha ba ntse ba tšoere mamello ea ± 0.015 mm liteisheneng tse pholileng tsa ka hare ho motsoako oa cobalt alloy o sebetsang ho 850 ° C. Re kentse likarolo tsa AMS 5387 bakeng sa mefuta e mengata ea pompo ea haeteroliki e tsoang lebopong moo microcrack e le 'ngoe sebakeng se anngoeng ke mocheso e ne e bolela $240,000 nakong ea ho theoha. Ke kahoo "fektheri ea motheo ea cobalt" e seng feela lentsoe la ho batla-ke moeli. E tšele ntle le taeo ea metallurgical, ts'ebetso ea ts'ebetso, kapa bokhoni ba ho etsa mochini o nyalisitsoeng, 'me u tla tobana le litefiso tse ka holimo ho 37%, ho lieha ho saena ha PPAP, kapa ho hlōleha ha tšimo tlas'a boima ba mocheso oa cyclic.
Ts'ebetso ea 'nete ea fektheri ea cobalt e qala ka botšepehi ba lintho tse bonahalang-eseng feela litokomane tsa setifikeiti. Li-superalloy tsa cobalt-nickel joalo ka T800 le AMS 5387 li hloka taolo e tiileng holim'a kabo ea boholo ba lijo-thollo, morphology ea carbide, le karohano ea li-interdendritic. Re bone bareki ba hana mocheso o felletseng hobane litlaleho tsa liteko tsa leloala li thathamisitsoe "e kopana le AMS 5387” empa e siiloe tharollo annealing soak nako le sekhahla pholileng. Ha e le hantle, ho se be teng hoo ho ile ha baka ho phatloha pele ho nako matlong a lisilindara tsa pompo ea piston ka mor'a lihora tse 1,200 - eseng 5,000 joalo ka ha ho boletsoe. Fektheri ea 'nete ea cobalt e tiisa sehlopha se seng le se seng khahlanong le boholo ba lijo-thollo tsa ASTM E112, phallo ea carbide ea ASTM E1268, le spectroscopy e tobileng ea spark emission-eseng feela liperesente tsa carbon le cobalt. E lata thepa e tala ho tloha seboping sa mollo ho isa karolong ea ho qetela ea ID, e boloka lipotoloho tsa kalafo ea mocheso ka har'a lirekoto tsa lichate tse lekantsoeng, le 'mapa oa litšupiso tse fapaneng tse nang le litlankane tsa liteko tse thata tse huloang ho tsoa mofuteng o le mong.
Empa taolo ea thepa feela e hloleha ntle le meralo e kopaneng ea tlhahiso. Li-alloys tsa cobalt li sebetsa ka thata ka mokhoa o mabifi, li khelosa lisebelisoa tse bohareng, 'me li hlahisa mocheso o senyang botšepehi ba bokaholimo. CNC machining feela e ke ke ea fana ka litulo tsa valve tsa khatello tse nang le Ra ≤ 0.4 µm le lera le lesoeu la zero. Ke ka lebaka leo ho kopanngoa ha mahlakoreng ho leng bohlokoa: ho laola ho laola dendrite arm spacing; ho sebetsa ka mokhoa o nepahetseng ho tlosa thepa e lekaneng ho pepesa libaka tse hloekileng, tse fokotsang khatello ea maikutlo; Kalafo ea mocheso ka mor'a mochine e tsosolosa tekanyo ea mohato ntle le ho sotha li-geometri tse nang le marako a tšesaane. Setsing sa rona se lumellanang le ISO Qingdao, re tsamaisa likheo tsa matsete tsa T800 ka kotloloho ho 5-axis milling — ha ho na khatello ea maikutlo e mahareng — hobane ketsiso ea rona ea lithulusi e etsa hore ho be le keketseho ea mocheso oa anisotropic nakong ea ho qetela. Re fokolitse nako ea potoloho bakeng sa li-flange tsa pompo tsa AMS 5387 ka 29% ha re ntse re ntlafatsa perpendicularity pakeng tsa lifahleho tse ntseng li phahama ho tloha ho 0.08 mm ho ea ho 0.022 mm. Ho nepahala hoo ho tsoa ho netefatso ea ts'ebetso e tataisoang ke CMM-eseng tlhahlobo ea ho qetela.
Ba bang ba pheha khang ea hore likarolo tsa cobalt li "turu haholo ho lokafatsa tlhahiso ea moetlo." Empa lipalo lia fetoha ha u nahana ka litšenyehelo tsohle tsa botho. E 'ngoe ea thepa ea lebaleng la oli ea Europe OEM e tlohile ho li-plug tsa alloy tsa cobalt tse tsoang kantle ho naha ho ea ho tse ling tse tsoang sebakeng sa heno — mme ea fokotsa litšenyehelo tsa yuniti ka 18%. Nakong ea likhoeli tsa 14, ba ile ba nkela 32% ea li-plug tseo sebaka ka lebaka la ho lutla ho bakoang ke khoholeho ho 22,000 psi. Tlhahlobo ea bona e ntlafalitsoeng ea TCO e kenyelelitse ho koaloa ha rig ho sa reroang ($ 18,500 / hora), mosebetsi o tsosolositsoeng, le netefatso ea mokha oa boraro oa NDT. Ha ba ne ba kopanela fektheri ea 'nete ea cobalt-moo tlhaloso ea GD & T e etsahalang pele ho qotsa, moo ho etsa ketsiso ho bolela esale pele kotsi e chesang ea ho taboha ka li-nozzles tse sa tloaelehang, le moo sehlopha se seng le se seng se kenyelletsang litlaleho tse tiisitsoeng tsa metallography-sekhahla sa bona sa ho hlōleha se theohile ho 0.7%. Litsenyehelo tsa yuniti li ile tsa nyoloha ka 11%, empa litšenyehelo tsa bophelo bohle ka ho kenya li theohile ka 43%.
Feme e tšepahalang ea cobalt ha e tšepise "bohloeki bo phahameng." E ea e paka - ka tatellano ea phallo ea lijo-thollo ka har'a li-winch center shaft rollers, ka li-gradients tse thata tse ka phetoang ho feta 300 mm cobalt alloy piston rods, ka botsitso bo boholo kamora liteko tsa lihora tse 400 tsa letsoai-spray + mocheso oa libaesekele metheong ea pompo. QINGDAO QIANGSENYUAN TECHNOLOGY CO., LTD. e haha bopaki boemong bo bong le bo bong: netefatso ea lisebelisoa tse kenang ka spectrometry le tlhahlobo ea ultrasonic, CMM e ntse e tsoela pele ho hlahloba likarolo tsa bohlokoa tsa datum, le ho netefatsa ts'ebetso ea ho qetela ho sebelisa liprothokholo tsa ho bola ha hydraulic tse tsamaellanang le maemo a ts'ebeletso ea ho qetela. Tsepamiso ea eona e lula e le moqotetsane-litsamaiso tsa hydraulic, likarolo tsa motlakase oa koloi ea boenjiniere, likopano tsa taolo ea phallo ea oli le khase-eseng hobane e haelloa ke matla, empa hobane mekhoa e ikhethileng ea ho hloleha (mohlala, khoholeho ea cavitation ka li-nozzles tsa cobalt, ho roala ka har'a shaft rollers) ho hloka kahlolo e kentsoeng ea boenjiniere, eseng lintlha tse tloaelehileng tsa machining. Bakeng sa baenjiniere ba hlalosang likarolo tsa cobalt tse hloekileng haholo, potso ha se "Na ba ka e etsa?" Ke "Na ba ka paka - karolo ka karolo, batch ka batch - hore e tla pholoha seo sistimi ea hau e se batlang?" Bopaki boo ke bona feela metric e bohlokoa.
