ISO 4491-4:1989
ISO 4491-4:1989


The test method is applicable to all powders of metals, alloys, carbides and mixtures thereof which are non-volatile under the test conditions. The sample may be in powder or compact form. The test is not applicable if the powder contains a lubricant or binder. This part of ISO 4491 shall be read in conjunction with ISO 4491-1.

General information 

  •  :  Withdrawn
     : 1989-09
  •  : 1
     : 4
  •  : ISO/TC 119/SC 2 Sampling and testing methods for powders (including powders for hardmetals)
  •  :
    77.160 Powder metallurgy

Life cycle

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