
Non-destructive testing of steel forgings Part 4: Ultrasonic testing of austenitic and austenitic-ferritic stainless steel forgings
出版:German Institute for Standardisation (Deutsches Institut für Normung)

专家解读视频
UNE EN 10228-4:2016 - Identical
EN 10228-4:2016 - Identical
ONORM EN 10228-4:2016 - Identical
NF EN 10228-4:2016 - Identical
SN EN 10228-4:2016 - Identical