Auteur J. Lehmann
Documents disponibles écrits par cet auteur (2)
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Article : texte imprimé
A. Burkert, Auteur ; J. Lehmann, Auteur |In addition to constructional requirements in civil engineering stainless steels often have to fulfil high visual demands. Unexpected impairments of the visual appearance of stainless steels under low corrosive conditions are a widespread proble[...]
Article : texte imprimé
G. Ebell, Auteur ; A. Burkert, Auteur ; J. Lehmann, Auteur |The reduction of the chromate contents in cements affects the electrochemical reactions of galvanized reinforcing steels in fresh concrete. By means of electrochemical measurements and bar pull-out tests the effect of chromates on the formation [...]
