BS EN 755-8:2016
$102.76
Aluminium and aluminium alloys. Extruded rod/bar, tube and profiles – Porthole tubes, tolerances on dimensions and form
Published By | Publication Date | Number of Pages |
BSI | 2016 | 22 |
This European Standard specifies the tolerances on dimensions and form for aluminium and aluminium alloy extruded porthole tubes with an outside diameter ( OD) from 8 mm to 450 mm (round tube, see Figure 1) or with a cross section contained within a circumscribing circle ( CD) from 10 mm to 350 mm (other than round tube, see Figure 2), supplied in straight lengths.
This European Standard only applies to extruded porthole tube for general engineering applications made in the following alloys:
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EN AW‑1050A , EN AW‑1200 , EN AW‑1350 ;
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EN AW‑3003 , EN AW‑3103 ;
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EN AW‑5005 , EN AW‑5005A , EN AW‑5049 , EN AW‑5051A , EN AW‑5251 , EN AW‑5052 ;
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EN AW‑6101A , EN AW‑6101B , EN AW‑6005 , EN AW‑6005A , EN AW‑6008 , EN AW‑6110A , EN AW‑6012 , EN AW‑6014 , EN AW‑6018 , EN AW‑6351 , EN AW‑6060 , EN AW‑6360 , EN AW‑6061 , EN AW‑6261 , EN AW‑6262 , EN AW‑6262A , EN AW‑6063 , EN AW‑6063A , EN AW‑6463 , EN AW‑6065 , EN AW‑6081 , EN AW‑6082 ; EN AW‑6182 ;
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EN AW‑7003 , EN AW‑7005 , EN AW‑7108 , EN AW‑7108A , EN AW‑7020 .
The temper designations used in this part are according to EN 515 .
This European Standard only applies to tube produced by the tube porthole/bridge method.
This European Standard does not apply to:
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extruded tubes produced by the seamless, die/mandrel method ( EN 755‑7 ),
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tubes delivered in coils ( EN 13957 ),
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coiled tubes cut to length ( EN 13957 ).
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PDF Catalog
PDF Pages | PDF Title |
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4 | Contents Page |
5 | European foreword |
6 | 1 Scope Figure 1 — Round tube |
7 | Figure 2 — Circumscribing circle for other than round tube 2 Normative references 3 Tolerances on dimensions 3.1 General 3.2 Diameter – Round tube |
8 | Table 1 — Tolerances on diameter for round tube 3.3 Width, depth or width across flats – squares, rectangles, hexagons, octagons |
9 | Table 2 — Tolerances on width, depth or width across flats 3.4 Wall thickness variation (eccentricity) |
10 | Table 3 — Tolerances on wall thickness variation (eccentricity) for round tubes Table 4 — Tolerances on wall thickness for other than round tubes 3.5 Length |
11 | Table 5 — Tolerances on fixed length 3.6 Squareness of cut ends 4 Tolerances on form 4.1 General 4.2 Straightness |
12 | Figure 3 — Measurement of the deviation from straightness Table 6 — Straightness tolerances of round tube 4.3 Convexity-Concavity |
13 | Figure 4 — Measurement of convexity-concavity Table 7 — Convexity-Concavity tolerances 4.4 Twist |
14 | Figure 5 — Measurement of twist Table 8 — Twist tolerances 4.5 Angularity |
15 | Figure 6 — Measurement of deviation from square Table 9 — Squareness tolerances for square and rectangular tubes 4.6 Corner and fillet radii Table 10 — Maximum allowable corner and fillet radii |
16 | Table 11 — Maximum allowable deviation from specified corner and fillet radii 4.7 Depth of dents for round tube |
17 | Annex A (informative) Wall thickness variation (eccentricity) A.1 General A.2 Specifying round tube sizes and tolerances A.2.1 General Figure A.1 — Minimum and maximum values of the tube wall thickness A.2.2 Wall thickness variation for tubes specified as OD × t or ID × t |
18 | A.2.3 Wall thickness variation for tubes specified as OD × ID |
19 | Bibliography |