DIN EN 1592-4:1997 Aluminium and aluminium alloys - HF seam welded tubes - Part 4: Tolerances on dimensions and form for square, rectangular and shaped tubes; German version EN 1592-4:1997
The document specifies the tolerances on dimensions and shape of square, rectangualar and shaped seam welded tubes. These tubes are manufactured from flat rolled aluminium alloy strip longitudinally welded in a continuous process by the passage of an electric current across the abutting edges without the addition of filler metall. It also applies to tubes manufactured from alluminium alloy strip which is painted, lacquered or anodized prior to forming
DIN EN 1592-4:1997 history
1997DIN EN 1592-4:1997-12 Aluminium and aluminium alloys - HF seam welded tubes - Part 4: Tolerances on dimensions and form for square, rectangular and shaped tubes; German version EN 1592-4:1997
1997DIN EN 1592-4:1997 Aluminium and aluminium alloys - HF seam welded tubes - Part 4: Tolerances on dimensions and form for square, rectangular and shaped tubes; German version EN 1592-4:1997