I.S. EN 24505:1994被替代
Hardmetals - Metallographic Determination Of Porosity And Uncombined Carbon
出版：National Standards Authority of Ireland
专家解读视频
Specifies methods for the metallographic determination of the presence, type and distribution of porosity and uncombined carbon in hard metals.
EN 24505:1993 - Identical
SS EN 24505 Ed. 1 (1993) - Identical
ISO 4505:1978 - Identical
UNE EN 24505:2006 - Identical
NF EN 24505:1993 - Identical
NBN EN 24505:1993 - Identical
BS EN 24505:1993 - Identical
ONORM EN 24505:1994 - Identical
UNI EN 24505:1993 - Identical
SN EN 24505:1996 - Identical
