This Part of EN 1592 specifies the tolerances on dimensions and form of circular HF seam welded tubes with a diameter up to and including 80mm and a wall thickness up to and including 2,5mm.
These tubes are manufactured from rolled aluminium alloy strip longitudinally welded in a continuous process by the passage of an electric current acrossthe 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.
Thechnical conditions for inspection and delivery are specified in EN 1592-1.
EN 1592-3:1997 Referenced Document
EN 1592-1 Aluminium and aluminium alloys - HF seam welded tubes - Part 1: Technical conditions for inspection and delivery
EN 1592-3:1997 history
1997EN 1592-3:1997 Aluminium and Aluminium Alloys - HF Seam Welded Tubes - Part 3: Tolerances on Dimensions and Form for Circular Tubes