Published
ISO 4490:2018 specifies a method for determining the flow rate of metallic powders, including powders for hard metals, by means of a calibrated funnel (Hall flowmeter).
The method is applicable only to powders which flow freely through the specified test orifice.
WITHDRAWN
ISO 4490:2014
PUBLISHED
ISO 4490:2018
90.92
Standard to be revised
Jan 9, 2026
PROJECT
ISO/AWI 4490