VDI/VDE/DGQ 2618 Blatt 4.9-2006 Inspection of measuring and test equipment - Test instruction for cylindrical screw setting ring gauges, screw ring gauges has been changed from VDI/VDE/DGQ 2618 Blatt 24-1991 Pruefanweisung fuer Gewinde-Lehrringe (nach DIN 2285 und DIN 2299).
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