DIN 50158-2:2008-04 Metallic materials - Hardness testing with portable measuring instruments operating with electrical penetration depth - Part 2: Verification and calibration of the testing devices

标准编号：DIN 50158-2:2008-04

英文标题：Metallic materials - Hardness testing with portable measuring instruments operating with electrical penetration depth - Part 2: Verification and calibration of the testing devices

德文标题：Metallische Werkstoffe - Härteprüfung mit tragbaren Härteprüfgeräten, die mit elektrischer Eindringtiefenmessung arbeiten - Teil 2: Prüfung und Kalibrierung der Härteprüfgeräte

发布日期：2008-04

DIN 50158-2:2008-04 Metallic materials - Hardness testing with portable measuring instruments operating with electrical penetration depth - Part 2: Verification and calibration of the testing devices

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