Corrosion. proof steel, contg. 0-0.1% C, 0-1% Si, 0-1% Mn, 13-15% Cr, 1.5-3% Ni, 0.5-1.5% Mo, 0.1-0.5% Ti bal. Fe is used as working material for sheets in welded beer barrel mfr. Ni is pref. replaced partly or completely, by =6% Mn. Material is highly resistant to buckling.
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