ASTM-B276 1996

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B276-91(1996)e1 Standard Test Method for Apparent Porosity in Cemented Carbides

Published By	Publication Date	Number of Pages
ASTM	1996	6

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Description

ASTM B276-91-e1-Reapproved1996

Historical Standard: Standard Test Method for Apparent Porosity in Cemented Carbides

ASTM B276

Scope

1.1 This test method specifies procedures for the metallographic determination of apparent porosity in cemented carbides.

Note 1–The term “apparent porosity” is construed to mean all microstructures observed on a properly prepared, unetched surface, including structures resulting from uncombined carbon, non-metallic inclusions, etc., as well as true, inherent porosity.

1.2 This standard does not purport to address all of the safety problems, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use.

Keywords

apparent porosity; cemented carbides; hardmetals; microstructure; powder metallurgy

ICS Code

ICS Number Code n/a

DOI: 10.1520/B0276-91R96E01

Additional information