Metallic materials. Hardness test. Part 3: Calibration of standardized blocks to be used for Rockwell hardness testing machines (scales A, B, C, D, E, F, G, H, K, N, T)
NORM herausgegeben am 1.5.1998
Designation standards: STN EN 10109-3
Classification mark: 420376
Catalog number: 72290
Note: UNGÜLTIG
Publication date standards: 1.5.1998
Approximate weight : 21 g (0.05 lbs)
Country: Slovak technical standard
Kategorie: Technische Normen STN