ISO 3907:2009 specifies a gravimetric method for the determination of the mass fraction of total carbon in carbides and hardmetals.
This method is applicable to
- carbides of chromium, hafnium, molybdenum, niobium, tantalum, titanium, vanadium, tungsten and zirconium,
- mixtures of these carbides and binder metals, free of lubricant,
- all grade of presintered or sintered hardmetals, produced from these carbides, and
having a mass fraction of total carbon exceeding 4 %.
Status: PublishedPublication date: 2009-10
Corrected version (en): 2010-02Stage: International Standard confirmed [90.93]
Edition: 3Number of pages: 5
Technical Committee :ISO/TC 119/SC 4ICS :77.160
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