标准编号：ISO 501:2012
中文名称：无烟煤 坩埚膨胀序数的测定
英文名称：Hard coal — Determination of the crucible swelling number
发布日期：2012-09
标准范围
This International Standard specifies a method for determining the swelling properties of hard coal when heated in a covered crucible.NOTE The "crucible swelling number"(CSN)is also known as the "free swelling index"(FSI.)
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