Mune maindasitiri anobata nitric acid, giredhi 304 Stainless Simbi Yekupomba Pombi Inogona kushandiswa pakupisa kusvika 176¡¡. 304 Simbi isina tsvina inogara yakasimba uye isinganyanye kudhura kupfuura mamwe marudzi emhando. Nekuda kweiyo oxidizing zvivakwa zvemhinduro iyi, inokurumidza kukonzeresa kusawirirana kana ikashandiswa pakukatyamadza pamusoro 55%.