Mocheso o tlasephala ea tšepe ea carbonke carbon structural tšepe, mocheso o tlaase oa carbon steel pipe o sebetsa maemong a mocheso o tlaase, o ka mamellang tšusumetso e itseng ea mocheso o tlaase, ts'ebetso ea mechine e molemo, 'me theko e tlaase, mohloli o pharaletseng, o sebelisoang haholo.Bofokoli ba eona bo boholo ke ho thatafala ho tlase, boholo ba karolo litlhoko tse phahameng tsa Majapane tsa workpiece ha lia lokela ho sebelisoa.
Mocheso o tlase oa carbon steel pipe quenching mocheso ho A3 + (30 ~ 50) ℃, ka ts'ebetso, hangata o behiloe moeling o ka holimo.Phaephe e phahameng ea mocheso e timang mocheso e ka etsa lebelo le tlase, phokotso ea oxidation ea holim'a metsi, 'me e ka ntlafatsa katleho ea mosebetsi.The workpiece e uniform austenite, e tla hloka nako e lekaneng ea ho tšoara.Haeba matla a sebele a sebōpi a kentsoeng, a tla hloka ho ba a loketseng ho eketsa nako ea ho tšoara.Ho seng joalo, ho ka 'na ha e-ba le boima bo sa lekaneng ka lebaka la ho futhumatsa ho sa tšoaneng ho bakoang ke ketsahalo ena.Leha ho le joalo, nako ea ho ts'oara e telele haholo, e tla hlaha le lithollo tse mahoashe, oxidation le decarbonization mathata a tebileng a amang boleng ba ho tima.Re lumela hore haeba sebōpi se kentsoeng se le seholo ho feta litokomane tsa ts'ebetso, nako ea ho futhumatsa e tla atolosoa 1/5.Pipe ea tšepe ea mocheso e tlaase ka lebaka la ho thatafala ha tlaase, e lokela ho amohela tekanyo e kholo ea ho pholisa ea 10% ea tharollo ea letsoai.Workpiece ka metsing, e lokela ho thatafala, empa e se chilled, haeba 45 # ho nepahala tšepe chilled ka brine, ho ka etsahala ho petsoha ea workpiece, ke hobane ha workpiece e pholile ho hoo e ka bang 180 ℃, austenite ka potlako e fetoloa 'mele oa pere. lesela le bakoang ke kgatello ya maikutlo e feteletseng.Ka hona, ha tšepe ea ho tima le ho futhumatsa e pholile ka potlako ho fihlela mocheso ona o fapaneng, ho lokela ho nkoa mokhoa oa ho fokotsa ho pholisa.Joalo ka ha mocheso oa metsi o le thata ho utloisisa, boiphihlelo bo nang le boikarabello ts'ebetsong, ha metsi a emisa ho senya lintho tsa khale, o ka nosetsa a pholile (mohlala, sepholi sa oli se ka ba betere).Ho phaella moo, workpiece ka metsing, ketso e loketseng e ntse e lokela ho ba ho ea ka geometry ea workpiece, e le ho ikoetlisa kamehla.Sebaka sa ho futhumatsa se emeng hammoho le sesebelisoa sa ho sebetsa se sa sebetseng, se bakang boima bo sa lekanang, khatello ea maikutlo e sa leka-lekaneng e sieang karolo e kholo ea mosebetsi, esita le ho peperana.
Mocheso o tlase oa setho sa phala ea tšepe o tima boima ka mor'a ho tima o lokela ho fihla ho HRC56 ~ 59, monyetla oa ho ba le karolo e kholo ea sefapano, empa e seng ka tlase ho HRC48, ho seng joalo, e bontša hore workpiece ha e so thatafatsoe ka ho feletseng, mokhatlo o ka ba ferrite kapa sorbite. lisele, mekhatlo e joalo ka tempering, ntse bolokoa ka matrix, e neng e sa tima merero ea.Tlaase carbon tšepe phala tempering ka mor'a hore quenching, mocheso futhumatsang hangata 560 ~ 600 ℃, ho thatafala ke HRC22 ~ 34. Hobane morero ke ho fumana quenched thepa thepa, kahoo mefuta e fapaneng batlang e pharaletseng ea boima.Empa ho hula litlhoko tsa boima, hoa hlokahala ho fetola mocheso oa mocheso ho latela litšoantšo ho netefatsa ho thatafala.Kaha litšepe tse ling tse batang li hloka matla a mangata, ho thatafala hoa holimo;ha likarolo tse ling tsa gear keyway shaft, hobane esita le ka mor'a hore ho siloa ho tima, kenya ts'ebetso, litlhoko tsa boima ba ho fokotsa.Hoo e ka bang Tempering nako, ho itšetlehile ka boima le boholo ba workpiece, re lumela, itšetlehile ka thatafala ka mor'a tempering tempering mocheso le tempering nako e nyenyane, empa e lokela ho khutlisetsoa ka kakaretso kamehla sebetsa Tempering Nako hora e le 'ngoe kapa ho feta.