SSH EN 1592-4:1997

Alumini dhe lidhjet e aluminit - Tubat e salduar me tegel HF - Pjesa 4: Tolerancat mbi përmasat dhe formën për tubat me formë katror. katërkëndësh dhe

Aluminium and aluminium alloys - HF seam welded tubes - Part 4: Tolerances on dimensions and form for square, rectangular and shaped tubes

Scope

This Part of prEN 1592 specifies the tolerances on dimensions and form of square, rectangular and shaped HF 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 metal. This standard also applies to tubes manufactured from aluminium alloy strip which is painted, lacquered or anodized prior to forming.