Standard Test Method for Laboratory Determination of Abrasiveness of Rock Using the CERCHAR Abrasiveness Index Method
NORMA vydána dne 1.10.2022
Designation standards: ASTM D7625-22
Publication date standards: 1.10.2022
The number of pages: 7
Approximate weight : 21 g (0.05 lbs)
Country: American technical standard
Kategorie: Technické normy ASTM
Keywords:
abrasiveness, abrasivity, CERCHAR, disk cutter, mechanical excavation, Rockwell Hardness, TBM,