Ha lienjineri li hlakisa likarolo tsa mochini oa tšepe bakeng sa li-hydraulic system, li-valve tsa oli, kapa li-winch tse boima, ha li khetholle feela thepa-ba ntse ba becha ka botsitso ba dimensional tlas'a khatello ea bar ea 300+, ho hanyetsa mokhathala ka mor'a potoloho ea 10⁶, le ho se mamelle ho se mamelle ha micro-shrinkage sebakeng sa bohlokoa sa tiiso. Ke ka lebaka leo li-OEM tse etellang pele Amerika Leboea le Europe li sa faneng ka balekane ba fektheri ea tšepe ea ductile ka lethathamo-ba lekola taolo ea ts'ebetso, ba netefatsa ho ts'oana ha li-nodularity ho pholletsa le licheso, 'me ba netefatse liprofaele tsa khatello ea maikutlo tse bakoang ke machining pele ba saena li-PO.
QINGDAO QIANGSENYUAN TECHNOLOGY CO., LTD. e sebetsa e le 'ngoe ea lisebelisoa tse joalo - ISO-certified, sand-and-invest-e khonang ho etsa, e nang le lisele tsa CNC tse lekantsoeng ho ± 2 µm ho pheta-pheta ka likarolo tse ka tlas'a 0.5 mm botenya ba lebota. Re entse mochini o fetang 17,000 oa matlo a tšepe a ductile bakeng sa baetsi ba pompo ea piston ho tloha ka 2019. Sehlopha se seng le se seng, re lekanya palo ea li-nodular (ASTM A247), matla a tensile (bonyane 415 MPa), le bolelele (≥10%) - eseng hanngoe feela ka lotho, empa maemong a mararo a axial ka ho lahlela. Hobaneng? Hobane sebaka se le seng se nang le li-nodular ka har'a cylinder housing flange se ka qala ho phatlalatsoa ha mokhathala ka 180 rpm ts'ebetso e tsoelang pele. Re e bone e etsahala. 'Me re hlophisitse bocha litsamaiso tsa liheke ho e felisa.
Khokahano e otlolohileng e arola barekisi ba tšepahalang ho barekisi ba transaction. QINGDAO QIANGSENYUAN, litšepe tse nang le ductile ha li tlohe setsing ho fihlela tlhahlobo ea ho qetela. Lintho tse tala li fihla li netefalitsoe esale pele: tšepe ea FCD450 kapa FCD600, e ka lateloang ho nomoro ea mocheso oa sebōpi le tlhahlobo ea ladle. Ho lahla ho etsahala libakeng tsa ho bopa tse laoloang ke boemo ba leholimo; li-cores li behoa ho latela lintlha tse nepahetseng tsa mongobo (≤0.8%); nako ea shakeout e kenngoa ka nako ea ho lahla. Joale ho tla machining-eseng e le mohato o arohaneng, empa e le katoloso e laoloang ea mocheso oa ts'ebetso. Re tšoara li-callouts tse tiileng tsa GD&T mabapi le concentricity (± 0.015 mm) le pheletsong ea bokaholimo (Ra ≤1.6 µm) lifahlehong tse koalang hobane ho se lumellane lipakeng tsa setulo sa valve le 'mele oa tšepe oa ductile ho amana ka kotloloho le sekhahla sa ho lutla tlhahlobong ea API 598. Bareki ba re romella lits'oants'o tse nang le mamello ea maemo e matla ho feta ea likopano tsa bona - 'me re kopana le tsona khafetsa.
Ba bang ba ka pheha khang ea hore ho lahlela kantle ho naha ho na le kotsi e sa amoheleheng ea phepelo ea thepa. Empa ho tšepahala ha ho hlalosoa ke geography-e pakoa ka ho lumellana ha metallurgical. Ha OEM ea pompo ea Europe e fetohela fekthering ea rona ea likarolo tsa tšepe ea ductile bakeng sa li-rotor tsa AMS 5387 cobalt-alloy pump * le * matlo a tšepe a tšoanang, a ne a hloka li-coefficients tse ts'oanang tsa katoloso ea mocheso ho lisebelisoa ka bobeli. Re ile ra theha protocol e tloaelehileng ea inoculation le mofani oa rona oa thepa e tala-ho eketsa ferrosilicon e fetotsoeng ka seoelo-e fetotsoeng ke lefats'e ka mocheso o nepahetseng oa ho qhibiliha-ho fetola morphology ea graphite nodule ntle le ho senya matla a thata. Sephetho? Coefficient match ka har'a 0.3×10⁻⁶/°C ka bophara ba 20–200°C. Ha ho rework. Ha ho liphoso tsa lebaleng. Tshebetso e phetwang feela.
Re fana ka likarolo tse nepahetseng tsa tšepe tsa ductile moo ho hloleha e seng khetho: li-valve tsa khatello li palama libaesekele makhetlo a 12 ka motsotso bakeng sa lilemo tse 15, li-winch center shaft rollers tse tšehetsang meroalo e matla ea lithane tse 8 libakeng tse fafatsang letsoai, metheo ea pompo e tiisang li-motor tse 300 kW sethaleng sa kantle ho naha. Karolo e 'ngoe le e' ngoe e na le ts'ebetso e felletseng ea lisebelisoa - nomoro ea mocheso, tlhahlobo ea lik'hemik'hale, liphetho tsa liteko tsa boima, lihokelo tsa tlaleho ea CMM. Thomello e 'ngoe le e 'ngoe e kenyelletsa netefatso ea maemo khahlano le litlhoko tsa sengoloa sa pele sa moreki-eseng mamello e akaretsang ea ISO. Haeba kopo ea hau e hloka fektheri ea likarolo tsa tšepe ea ductile bokhoni bo tšoarang ASTM A536 Grade 65-45-12 e le qalo - eseng siling - o hloka taolo e netefalitsoeng ea nodularity, tsebo e kopaneng ea ts'ebetso ea ho etsa mochini, le litokomane tsa QA tsa zero-zero. Seo ha se puo ea papatso. Ke leqephe le khethehileng leo re le fang bareki pele re le qotsa.
