DS DS/EN ISO 4491-2
DS DSEN SO 4491-2 2000-JUN-15 Metallc powders - Determnaton of oxygen content by reducton methods - Part 2 Loss of mass on hydrogen reducton hydrogen loss
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This part of EN ISO 4491 specifies a method for the determination of the relative loss of mass which a metallic powder undergoes when heated in a stream of pure dry hydrogen under specified conditions.