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Quality Requirements Edition 5.0                                                                                  European Enamel Association






            7.19.3 Quality requirements


            A. Steel base

            Certificate (3.1. according to EN 10204) to be provided by steel manufacturer, stating:

            Test method                  Requirement                                        Remarks                          Frequency
            steel analysis               according to norm                                  suitable for double-sided enamelling   per melt / shipment
            4.16 / 4.43                  > = 120                                            does not apply for steel types DC06EK  per coil
                hydrogen permeability                                                       and DC06ED
            or 4.22 / 4.43 fish scaling test   no fish scales allowed                                                        per coil
            4.27 pickling speed          in consultation with the steel supplier and the enameller                           per melt / shipment








































            © EEA2020                                                                                                                                 page 72
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