Staða:
Gildistaka - 15.3.2022Enskt heiti:
Plastic Pipes. Butt Fusion. Part 4. Marking. DocumentationTengdur staðall:
INSTA 2072-4:2021Tækninefnd:
INSTA/ÍSTICS flokkur:
91.140Auglýst:
15.3.2022Umfang (scope):
This guide describes the procedure for documenting the welding process. It also defines the scope of the marking and marking equipment and describes the procedure for marking the butt welded seams.