NEN EN 444:1994被替代
Non-destructive Testing - General Principles For Radiographic Examination Of Metallic Materials By X-and Gamma-rays
出版：Nederlands Normalisatie Instituut
专家解读视频
Outlines the general rules for industrial X - and gamma-radiography for flaw detection purposes. Coverage includes: recommended techniques for making radiographs; classification of radiographic techniques. Also gives detailed definitions and tables.
BS EN 444:1994 - Identical
NBN EN 444:1994 - Identical
I.S. EN 444:1994 - Identical
NF EN 444:1994 - Identical
UNI EN 444:1995 - Identical
NS EN 444 Ed. 1 (1994) - Identical
UNE EN 444:1995 - Identical
SS EN 444 Ed. 1 (1994) - Identical
DIN EN 444 (1994-04) - Identical
SN EN 444:1995 - Identical
ONORM EN 444:1994 - Identical
