ISO 3908:2009 specifies a gravimetric method for the determination of the mass fraction of insoluble (free) carbon in carbides and hardmetals.This method is applicable tocarbides of hafnium, molybdenum, niobium, tantalum, titanium, vanadium, tungsten and zirconium,mixtures of these carbides and binder metals, free of lubricant, andall grades of presintered or sintered hardmetals, produced from these carbides,having a mass fraction of insoluble carbon between 0,02 % and 0,5 %.
Document identifier
ISO 3908:2009
Title
Hardmetals - Determination of insoluble (free) carbon - Gravimetric method
ISO Category
TC 119/SC 4: Sampling and testing methods for hardmetals
Publication date
2009-10-01
International Relationship
BS EN ISO 3908:2009 * DIN EN ISO 3908
History of version
ISO 3908:2009 * ISO 3908:1985
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