
Metallic powders - Determination of flow rate by means of a calibrated funnel (Hall flowmeter) (ISO 4490:2018); German version EN ISO 4490:2018
出版:German Institute for Standardisation (Deutsches Institut für Normung)

专家解读视频
EN ISO 4490 : 2014 - Identical
EN ISO 4490 : 2018 - Identical
EN ISO 4490 : 2014 - Identical
EN ISO 4490 : 2018 - Identical