Tuatahi, mahiawhakakorikori hiko.He kowiri tira mo te whakakorikori hiko, ka taea te whakapai ake i te parenga waikura o te mata, na te mea he iti ake te mata o te whakarewa, he pai ake te aukati i te waikura.A ko te whakakorikori hiko i muri i te mata o te kowiri tira ka taea te whakaputa i tetahi paparanga o te kiriata whakamarumaru kia rite ki te whakamarumaru o roto ki te whakaheke i te tupono o te waikura waikura.
Tuarua, mahi pickling passivation maimoatanga.Ko te kaupapa o te pikinga he horoi tuatahi i nga waikura kowiri tira.Ko te kaupapa o te passivation ko te whakaputa i te paparanga o te kiriata waikura matotoru i runga i te mata whakarewa, te whakanui ake i te mata o te kaha ki te aukati i te waikura me te waikura.
Wā tuku: Tihema-20-2023