
EXAMINATION AND QUALIFICATION OF MANUAL OPEN-ARC COVERED. ELECTRODE WELDING OF BUTT-WELDED CIRCULAR JOINTS IN STEEL PIPES FOR PIPE-LINE.
NORMA vydána dne 15.11.1974
Designation standards: UNE 14042:1974
Note: NEPLATNÁ
Publication date standards: 15.11.1974
The number of pages: 14
Approximate weight : 42 g (0.09 lbs)
Country: Spanish technical standard
Kategorie: Technické normy UNE