Ko nga ahuatanga tino pai o te paura koranu e pa ana ki te cobalt na tona hanganga matū motuhake me te microstructure.He mea hanga mai i te maha o nga mea whakarewa i konatunatua kia rite ki tetahi waahanga i muri i te whakarewanga o te pāmahana teitei, he nui ake te ihirangi o te cobalt, no reira he pai te pakeke me te aukati waikura.I te wa ano, kei roto i te koranu te nui o te rino, te chromium me etahi atu huānga, kia pai ake ai te mau kakahu.I roto i te mahi whakangao, ka hangaia te paura koranu i runga i te konukawata ma te whakamahi i te tukanga whakarewa whakarewa paura.Tuatahi, ka konatunatua nga huānga whakarewa kia rite ki tetahi waahanga, katahi na roto i te rewa teitei o te pāmahana, te whakamahana tere me etahi atu waahanga mahi, ka mutu ka whiwhi i te paura koranu pai.Ko tenei paura he nui te rere o te wai, te whakakii me te whakahiato, ka taea te tukatuka ki nga momo ahua uaua o nga waahanga.
Tūemi | HR-Co1 | HR-Co6 | HR-Co12 | HR-Co21 |
HRC | 48 | 38 | 42 | 28 |
C | 2.4 | 1.15 | 1.4 | 0.25 |
Cr | 30.5 | 29 | 29.5 | 27.5 |
Si | 1 | 1.1 | 1.45 | 2 |
W | 12.5 | 4 | 8.25 | 0.15 |
Fe | 3 | 3 | 3 | 2 |
Mo | 1 | 1 | 1 | 5.5 |
Ni | 3 | 3 | 3 | 2.5 |
Co | Bal | Bal | Bal | Bal |
Mn | 0.25 | 0.5 | 1 | 1 |
Ko nga koranu e pa ana ki te konukawata he kaha te kaha, he pai te atete ki te ngenge waiariki, te waiariki waiariki me te abrasion, me te pai o te weldability i te pāmahana i runga ake i te 980 ℃.E tika ana mo te miihini rererangi rererangi, te miihini hiko ahumahi, te hikoi hiko mo te kaipuke mo te waka rererangi me te puha arataki puha me te pupuhi diesel etc.
1.Pauaua
2.Wear-ātete Welding TIG/MIG
3.Thermal rehu PTA/HVOF
● sphericity teitei
● teitei hanganga matū ōrite
● teitei kitea / kiato patopato
● He iti nga ihirangi whakauru
● He iti te ihirangi hāora
● Te kaha rere
● He rite te matotoru o te mata me te porosity iti