
Kana mainjiniya ataura akakwira-kushivirira simbi zvikamu zve hydraulic mavharuvhu, pombi dzimba, kana offshore oiri & gasi masisitimu, ivo havangongoda a precision investment casting suppliers fekitori-vanoda imwe inofanotaura nzira dzekutadza kusati kwatanga *. Isu takaona mapurojekiti akawandisa akanonoka nedimensional kudhiraivha mucobalt alloy nozzles kana microstructural kusawirirana muAMS 5387 pombi zvikamu. KuQINGDAO QIANGSENYUAN TECHNOLOGY CO., LTD., Chikamu chese chinotanga nechinangwa chesimbi-kwete kungoshivirira kwedimensional.
Yechokwadi chaiyo yekudyara kukanda hakusi kwekurova ± 0.05 mm pane CMM chirevo. Zviri pamusoro pekudzora zvinosiyana izvo vatengesi vazhinji vanotora seruzha rwekumashure: kudziya kwekushisa panguva yekusimbisa wax pateni, ceramic shell permeability pa1,150 ° C, uye kusara kwekushushikana kwekugovera mushure mekupisa kwekupisa kweT800 cobalt-based castings. Isu tinogara tichisangana nevatengi vakagashira "yakasimbiswa" AMS 5387 zvikamu-kungowana zviyo muganho wecarbide segregation panguva yekumanikidza bhasikoro. Ndosaka maitiro edu achimisikidza kuteedzera kwezvinhu * isati yanyunguduka: imwe neimwe yekupisa yakawanda inotakura yakazara spectrographic data, tensile curves, uye intergranular corrosion test logs-kwete chete chigayo.
Isu tinosimbisa izvi zuva nezuva. Mwedzi wapera, European OEM yakatitumira mabheji matatu akarambwa episton pombi silinda dzimba - maviri kubva kumafekitori anokwikwidza, imwe kubva kwatiri. Zvese zvakasangana neGD&T pakudhirowa. Asi vedu chete ndivo vakapasa bvunzo dzekutsungirira pa420 bar yegumi nembiri. Sei? Nekuti isu tinodzora mold preheat ramp rates mukati me ± 3 ° C/min uye tinobata ganda rinoomesa humidity pazasi 35% RH-maparamita haawanzo kunyorwa kumwe kunhu asi akakosha kudzikisa microporosity mugobvu-chikamu simbi isina tsvina castings.
Mazhinji "akazara-sevhisi" anowanikwa kunze kwekugadzira machining kana kupedzisa. Izvo zvinogadzira migero yemaoko-kunyanya ine njodzi kana uchishandura 320HB imba isina tsvina kuita 45HRC yakaomeswa bore ine ± 0.015 mm cylindricity. Yedu ISO-inoenderana nzvimbo inovaka CNC lathes, mashanu-axis milling nzvimbo, uye vacuum kupisa kupisa mavira pasi pedenga rimwe. Hapana mutengesi wekunze anoshandura nhoroondo yekupisa yecobalt-nickel plug yako pakati pekukanda uye kupera kwekupedzisira.
Kubatanidzwa uku kunobvisa "kushivirira stack-up" iyo inouraya kuvimbika muinjiniya mota paboard winches. Kana mutengi akakumbira roller yetsika ine asymmetric load-bearing geometry, takamhanya kukanda simulation, takagadzira yekutanga prototype mumba, uye yakasimbisa hupenyu hwekubereka mune yedu hydraulic kuneta rig-zvese mumazuva gumi nerimwe ekushanda. Hapana kunonoka kutumira. Hapana madhamu asina kurongeka.
Vamwe vatengesi vanobata cobalt alloys se "imwewo superalloy." Tinovabata semasisitimu ane masiginecha ekutadza akatsanangurwa. Cobalt alloy nozzles haakundike kubva mukutsemuka-asi kubva mukukukurwa kwenzvimbo pa12–15° maekona ekukanganisa musevhisi inokuvadza. Saka isu tinogadzirisa kutungamira kusimba kuti tienzanise dendrite maoko perpendicular kuyerera nzira. AMS 5387 plugs inodzikisira kwete kubva mukurasikirwa kwesimba regoho-asi kubva ku sigma phase kunaya pa650-850 ° C panguva yekugadzira welding. Saka isu tinofanokodzera ese mafirita waya ane nguva-tembiricha-shanduko (TTT) machati.
Ichi ndicho chikonzero simbi yedu yekukanda nheyo dzepombi ichisanganisira mishumo ye graphite morphology — uye nei simbi yedu isina tsvina ichiendesa mepu ine nhamba yeferrite (FN) mepu, kwete kungoongorora kemikari. Hatifungi; tinoyera. Uye tinogovera zviyero izvozvo.
A akavimbika precision investment casting suppliers fekitori inopa zvinopfuura zvikamu. Inopa kujeka kwechisarudzo. Paunotitumira mufananidzo weGD&T, unodzoka:
Hapana zvinoshamisa. Kwete "tichatarisa nezvekugadzirwa." Sarudzo dzeinjiniya chete dzakavakirwa pamaitiro akacherechedzwa-kwete mabhurocha.
Muganhu unotevera hausi kushivirira kwakaomarara-iyo inogadzirisa chaiyo. Isu tiri kuwedzera R&D kuita mahybrid ekukanda-machining maitiro uko pedyo-net-shape yekudyara castings inoitwa yakasarudzika laser inonyungudika kune yemuno kupfeka nzvimbo. Isu tiri zvakare certification ku API 6A PR2 uye ISO 15156 Annex A yezvikumbiro zvesevhisi-nekuti kuvimbika kunoreva kusangana neyakajairwa * isati* ongororo yasvika.
Kana chikumbiro chako chichida mavharuvhu anonamira pa700 bar, cobalt alloy components zvinopona 10,000 hours in corrosive brine, kana mawinch shafts anobata asymmetric shock mitoro pasina microcrack propagation — unoda mudiwa ane tsananguro ye “chaizvo” inosanganisira mabatiro anoita chikamu * mushure mekubva mufekitori. Ndiwo mwero watinovaka. Mazuva ese.
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