CEN/TC 121

Projekta Nr.EN ISO 3834-4:2021
NosaukumsThis document defines elementary quality requirements for fusion welding of metallic materials both in workshops and at field installation sites.
Reģistrācijas numurs (WIID)72539
Darbības sfēraThis document defines elementary quality requirements for fusion welding of metallic materials both in workshops and at field installation sites.
StatussIzstrādē
ICS grupa25.160.01