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ISO 3908:2009 (R2025)

Hardmetals — Determination of insoluble (free) carbon — Gravimetric method

Summary

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 to carbides of hafnium, molybdenum, niobium, tantalum, titanium, vanadium, tungsten and zirconium, mixtures of these carbides and binder metals, free of lubricant, and all grades of presintered or sintered hardmetals, produced from these carbides, having a mass fraction of insoluble carbon between 0,02 % and 0,5 %.

Notes

90.93 : Norme internationale confirmée

Technical characteristics

Publisher International Organization for Standardization (ISO)
Publication Date 09/29/2009
Confirmation Date 12/12/2025
Edition 3
Page Count 4
EAN ---
ISBN ---
Weight (in grams) ---
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