
Hardmetals - Metallographic Determination Of Microstructure - Part 4: Characterisation Of Porosity, Carbon Defects And Eta-Phase Content (Iso 4499-4:2016)
出版:Asociacion Espanola de Normalizacion

專家解讀視頻
2016 [28/09/2016]
Supersedes UNE EN 24505. (10/2016)
ISO 4499-4 : 2016 - Identical
EN ISO 4499-4 : 2016 - Identical
EN ISO 4499-4:2016 - Identical