ONORM EN 462-3:1997被替代
Non-destructive Testing - Image Quality Of Radiographs Image Quality Classes For Ferrous Metals
出版：Osterreichisches Normungsinstitut
专家解读视频
Defines the minimum image quality values for ensuring a uniform radiographic quality. Applicable to two types of image quality indicator as in EN 462-1, Em462-2 and EN 444.
NBN EN 462-3:1996 - Identical
NF EN 462-3:1996 - Identical
I.S. EN 462-3:1997 - Identical
UNI EN 462-3:1997 - Identical
NS EN 462-3 Ed. 1 (1997) - Identical
BS EN 462-3:1997 - Identical
DIN EN 462-3 (1996-11) - Identical
SS EN 462-3 Ed. 1 (1997) - Identical
UNE EN 462-3:1997 - Identical
EN 462-3:1996 - Identical
SN EN 462-3:1997 - Identical
NEN EN 462-3:1996 - Identical
