30.20 Aug 29, 2026
ISO
ISO/TC 119/SC 2
International Standard
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.
PUBLISHED
ISO 4490:2018
PROJECT
ISO/CD 4490
30.20
CD study/ballot initiated
Aug 29, 2026
Metallic powders — Determination of flow rate by means of a calibrated funnel (Hall flowmeter)
10.99 New project approved
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