1) 42CrMo gear steel e na le litšobotsi tsa matla a phahameng, bokhoni bo phahameng ba ho thatafala, ho tiea ho hotle, ho senyeha ho honyenyane nakong ea ho tima, matla a phahameng a ho lla le matla a tšoarellang mocheso o phahameng.

E sebelisetsoa ho etsa forging e hlokang matla a phahameng le likarolo tse kholo tse tingoeng le tse halefileng ho feta 35CrMo steel, joalo ka: likere tse kholo bakeng sa ho ts'oara li-locomotive traction, supercharger transmission gears, li-axle tse ka morao, lithupa tse hokahantsoeng haholo le liliba. manonyeletso a lipeipi tsa ho cheka seliba se tebileng sa oli le lisebelisoa tsa ho tšoasa litlhapi ka tlase ho 2000m; 'me e ka sebelisoa bakeng sa hlobo ea mechini e kobehang, joalo-joalo.

2) 20CrMnTiH tšepe ea tšepe ke tšepe ea carburizing e nang le ts'ebetso e ntle, e thata e phahameng, e thata ebile e sa sebetsane le bokaholimo bo thata ka mor'a ho chesa le ho tima, mocheso o tlase o matla, matla a mahareng a weld, 'me e ka chesetsoa kamora ho tloaeleha. boqhetseke.

E sebelisetsoa ho etsa likarolo tsa bohlokoa tse nang le cross-section <30mm tse mamellang meroalo e phahameng, e bohareng kapa e boima, tšusumetso le likhohlano; tse kang: likere, likere tsa mehele, li-gear shaft cross-heads, joalo-joalo Ke tšepe e nkelang sebaka bakeng sa 18CrMnTi, e sebelisoang haholo e le likarolo tsa carburized. E sebelisoa indastering ea likoloi le literekere tse nang le karolo e ka tlase ho 30mm; ke karolo ea bohlokoa ea carburized e jereng meroalo e potlakileng, e bohareng kapa e boima 'me e tlas'a tšusumetso le likhohlano;