
Micrographic Examination Of The Non-Metallic Inclusion Content Of Steels Using Standard Pictures
出版:Norwegian Standards (Norges Standardiseringsforbund)

專家解讀視頻
2017 [01/10/2017]2007 [01/08/2007]
NF EN 10247:2007 - Identical
NBN EN 10247:2007 - Identical
EN 10247:2017 - Identical
SN EN 10247:2007 - Identical
SS EN 10247 Ed. 2 (2018) - Identical
SN EN 10247:2017 - Identical
SS EN 10247 Ed. 1 (2007) - Identical
UNI EN 10247:2017 - Identical
BS EN 10247:2017 - Identical
ONORM EN 10247:2017 - Identical
DIN EN 10247 (2017-09) - Identical
NEN EN 10247:2017 - Identical
I.S. EN 10247:2017 - Identical