DIN 30999:1999-12 Hardmetals - Rockwell test (scales A and 45N) - Calibration of reference blocks out of hardmetals to be used for the verification and calibration of hardness testing machines

标准编号：DIN 30999:1999-12

英文标题：Hardmetals - Rockwell test (scales A and 45N) - Calibration of reference blocks out of hardmetals to be used for the verification and calibration of hardness testing machines

德文标题：Hartmetalle - Rockwell-Härteprüfung (Skalen A und 45N) - Kalibrierung von Härtevergleichsplatten aus Hartmetall für die Prüfung und Kalibrierung von Härteprüfmaschinen

发布日期：1999-12

DIN 30999:1999-12 Hardmetals - Rockwell test (scales A and 45N) - Calibration of reference blocks out of hardmetals to be used for the verification and calibration of hardness testing machines

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