Ka pāngia te ferrule me te wāhanga hurihuri o te peera hurihuri e te pēhanga pa nui i te wā e mahi ana i te pa hurihuri me te reti. Kei te pa reti te pupuri ki tetahi taha o te ferrule me te wāhanga hurihuri, ki tetahi taha rānei o taua taha, ā, ka whiwhi i te kaha kume me te kaha whakaheke i tetahi taha. Nō reira, ko ngā mōhiohio, te mahi, me ngā whakaritenga nui mō te peera peera, te wāhanga hurihuri me te whare herehere koia ēnei.
1. Te mahi e tonoa ana e ngā raraunga ferrule me te huānga hurihuri: te kaha o te ngenge hurihuri, te pakeke teitei, te ātete kakahu teitei
2. Te mahi e tonoa ana e ngā raraunga whata tiaki: he pai te pumau o te taha, he kaha miihini teitei
3. Hei tāpiritanga, me tukatuka. I runga anō i te whakamahinga, me ātete pai hoki ki te pānga, ki te wera me te waikura.
4. Ngā mōhiotanga mō ngā wīra me ngā huānga hurihuri: ko ngā wīra me ngā huānga hurihuri he mea hanga i te maitai waro-teitei me te konukōmiuma. Ko te nuinga o ngā wīra e whakamahi ana i te SUJ2 i roto i te maitai JIS. Ko ngā wīra nui e whakamahi ana i te SUJ3.
Kua whakapūmautia te hanganga matū o SUJ2 hei rauemi tautoko i ngā whenua maha o te ao. Hei tauira, he rite tonu te momo maitai ki te AISL52100 (USA), DIN100Cr6 (West Germany), BS535a99 (UK).
Hei tāpiri atu, mō te ātete pānga, ka whakamahia te maitai chrome, te maitai chrome molybdenum, te maitai nickel chrome molybdenum, me te whakapakeke waro hei raraunga peera hei hanga i te maitai kia whai paparanga whakangawari mai i te āhua ki te hohonutanga tika. Ko te peera waro me te hohonutanga whakangawari e tika ana, te hanganga pai, te pakeke e tika ana me te pakeketanga matua he tino pai te ātete pānga ki te maitai peera, me te hanganga matū o ia maitai peera waro. Kua whakatinanahia e NSK te tango hau korehau, no reira he nui te ma, he iti te hāora, he pai te kounga o ngā raraunga e whakamahia ana. Nō reira, kua tangohia he otinga wera tika hei whakapai ake i te roa o te ora o te ngenge hurihuri o te peera.
Haunga ngā momo maitai kua whakahuatia i runga ake nei, e whakamahia ana hoki te maitai tere-teitei he tino pai te ātete ki te wera me te maitai kowiri tira he tino pai te ātete ki te waikura, i runga anō i te whakamahinga motuhake.
Wā tuku: Hepetema-06-2019