Zvikamu zvevharuvhu zvinofanirwa kuita zvinotevera nzira dzekuchenesa isati yasangana:
1. Zvichienderana nezvinodiwa zvekugadzirisa, zvimwe zvikamu zvingada kupukuta. Surface burrs uye mamwe marara anogona kubviswa.
2. Zvose zvinoumba zvinofanira kuderedzwa.
3. Mushure mekubvisa mafuta, ita ma pickling and passivation treatment uchishandisa phosphorus-yemahara yekuchenesa agent.
4. Mushure mekutora uye kucheneswa, simbura zvakakwana nemvura yakachena kuti uone kuti hapana chakasara chemakemikari. Iyi nhanho inosiiwa kune kabhoni simbi zvikamu.
5. Pukuta chimwe nechimwe chiomese ne-jira risiri rakarukwa kuti uone kuti hapana lint rinosara pamusoro, kana kuomesa nenitrogen yakachena.
6. Pukuta chikamu chega chega ne-mucheka wakarukwa kana bepa resefa rakanyikwa mukuongorora{2}}doro regiredhi kusvika pasisina tsvina.

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