ISO 3909:1976
Hardmetals; Determination of cobalt; Potentiometric method

Standard No.

ISO 3909:1976

Release Date

1976

Published By

International Organization for Standardization (ISO)

Latest

ISO 3909:1976

Scope

The method is applicable to carbides and binder metal powder mixtures, free of lubricant, all grades of presintered or sintered hardmetals, having a cobalt content exceeding 1 % (m/m). Gives principle, interfering elements, reagents, apparatus, sampling, procedure, expression of results and test report.

ISO 3909:1976 history

• 1976 ISO 3909:1976 Hardmetals; Determination of cobalt; Potentiometric method