PRE-STRESSED CONCRETE STRUCTURE WITH GALVANIZED REINFORCEMENT

    公开(公告)号:WO2019001872A1

    公开(公告)日:2019-01-03

    申请号:PCT/EP2018/063953

    申请日:2018-05-28

    Applicant: NV BEKAERT SA

    Inventor: KING, Dale

    Abstract: A pre-stressed concrete structure comprises a steel wire or a steel strand. The steel wire or steel strand has been pre-tensioned before curing of the concrete or grout. The steel wire or steel strand is provided with a zinc coating. The zinc coating has a weight ranging between 70 g/m² and 950 g/m². The steel wire or steel strand has an outer surface that is provided with indentions to provide mechanical anchorage points in the concrete structure. The steel wire or steel strand is further provided with a passivation layer in the form of a metal oxide layer.

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