304 \ / 304l bakin karfe farantin yana daya daga cikin mafi girma kuma ana amfani dashi da maki mara kyau. Saboda ƙarancin abun ciki na Carbon da mafi girman abin mamakin Chromium, wannan sa yana cikin mafi kyawun ajin don ƙarfi, juriya na lalata, da kuma yin juriya.