Reference number
ISO 4490:1978
© ISO 2025
ISO 4490:1978
Metallic powders — Determination of flowability by means of a calibrated funnel (Hall flowmeter)
Edition 1
1978-07
Withdrawn
Withdrawn (Edition 1, 1978)

Abstract

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.

General information

  • Status
     : Withdrawn
    Publication date
     : 1978-07
    Stage
    : Withdrawal of International Standard [95.99]
  • Edition
     : 1
    Number of pages
     : 3
  • Technical Committee :
    ISO/TC 119/SC 2
    ICS :
    77.160 
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