NEN EN 754-8 : 2016
Current
The latest, up-to-date edition.
ALUMINIUM AND ALUMINIUM ALLOYS - COLD DRAWN ROD/BAR AND TUBE - PART 8: PORTHOLE TUBES, TOLERANCES ON DIMENSIONS AND FORM
01-12-2013
Foreword
1 Scope
2 Tolerances on dimensions
2.1 General
2.2 Diameter - round tube
2.3 Width, depth or width across flats - squares,
rectangles, hexagons, octagons
2.4 Wall thickness
2.5 Length
2.6 Squareness of cut ends
3 Tolerances on form
3.1 General
3.2 Straightness
3.3 Convexity-concavity
3.4 Twist
3.5 Angularity
3.6 Corner and fillet radii
3.7 Depth of dents for round tubes
Access your standards online with a subscription
Features
-
Simple online access to standards, technical information and regulations.
-
Critical updates of standards and customisable alerts and notifications.
-
Multi-user online standards collection: secure, flexible and cost effective.