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See Chinese contents: YB/T 4494-2015 YB/T 4494-2015: Technical specification of mechanical sample preparation for measuring coke reactivity index and coke strength after reaction
This standard specifies the mechanical preparation instruments and equipment of specimen, specimen preparation methods, equipment installation and maintenance requirements, for the measuring the coke reactivity index and coke strength after reaction. This standard applies to the preparation of specimens for measuring the coke reactivity index and coke strength after reaction.
