标准编号：ISO 4490:2018
中文名称：金属粉末 标准漏斗法（霍尔流速计）测定流速
英文名称：Metallic powders — Determination of flow rate by means of a calibrated funnel (Hall flowmeter)
发布日期：2018-04
标准范围
This document specifies a method for determining the flow rate of metallic powders, including powders for hard metals, by means of a calibrated funnel (Hall flowmeter).
The method is applicable only to powders which flow freely through the specified test orifice.
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