DIN-51225 (part 1) - 1976; Material testing machines, Hardness testing machines with optical indentation measuring device - test load range 49.03 to 29420N (5 to 3000kp)
DIN-51225 (part 1) - 1976; Material testing machines, Hardness testing machines with optical indentation measuring device - test load range 49.03 to 29420N (5 to 3000kp)
- Berlin DIN 1976
- 6p
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