ISO 4490:1978

Metallic powders — Determination of flowability by means of a calibrated funnel (Hall flowmeter)

95.99 Withdrawal of Standard Dec 20, 2001

General information

Current stage: 95.99 Effective date: Dec 20, 2001

Originator: ISO

Owner: ISO/TC 119/SC 2

Type: International Standard

ICS: 77.160

Scope

The method is applicable only to powders which flow freely through the specified test orifice. It measures the time required for 50 g of a metallic powder to flow through the orifice of a calibrated funnel. Specifies apparatus, calibration of the funnel, sampling, procedure, expression of results and test report.

Life cycle

NOW

WITHDRAWN
ISO 4490:1978
95.99 Withdrawal of Standard
Dec 20, 2001

REVISED BY

WITHDRAWN
ISO 4490:2001

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