Повучен
The principle consists in dropping a steel ball on to a test specimen from a specified height and measuring the height of rebound. The diagrammatic arrangement for the test apparatus is shown in a figure. The material to be tested shall be conditioned at specified temperature and humidity.
ПОВУЧЕН
ISO 8307:1990
95.99
Повучен
27. 11. 2007.
ПОВУЧЕН
ISO 8307:2007