DAN_51_2005-02_14

DAN51 Issue 14 Page 1 of 7 February 2005

Aerospace series T-bulb-Section, extruded

Aluminium alloy (2024 type; 7075 type;) 1,2mm ≥ a ≥ 38,0mm

Aluminium alloy (8090 type) 1,2mm ≥ a ≥ 20,0mm

© Copyright AIRBUS Germany 1970. All rights reserved

Ref. no. DAN

Published and distributed by : AIRBUS INDUSTRIE

ENGINEERING DIRECTORATE 31707 BLAGNAC Cedex

FRANCE

AIRBUS

Published and distributed by : AIRBUS DEUTSCHLAND GMBH

KREETSLAG 10 21129 HAMBURG

GERMANY

DocMaster: Uncontrolled copy when printed (41524)

DAN51 Page 2 Issue 14

1 Scope

This standard specifies the dimensions and tolerances of extruded section made from wrought aluminium alloy, for aerospace applications.

2 Normative references

This Standard incorporates by dated or undated reference, provisions from other publications. These normative references are cited at the appropriate places in the text and the publications are listed hereafter. For dated references, subsequent amendments to or revisions of any of these publications apply to this Airbus Standard only when incorporated in it by amendment or revision. For undated references the latest edition of the publication referred to applies

DIN65113 Aerospace: bars and extruded profiles of aluminium and wrought aluminium alloys Technical specification; inactive for new design

DAN2001 Aerospace: wrought aluminium alloy , extruded section – Material Specification1)

WL 3.1354-3 Aerospace: wrought aluminium alloy , extruded section – Material Specification2)

WL 3.4364-3 Aerospace: wrought aluminium alloy , extruded section – Material Specification2)

MBBN339 Material section data sheet

DIN1748 Part 4 Extruded profiles of wrought aluminium alloys, tolerances.

3 Form

See figure 1.

Figure 1

____________ 1) According to DA–Standard Manual 2) German Aviation Materials Manual, Part1, Volume 2

b

ey

b

a3

3

1

1

ex1

h

b2

a1d

uX X

Y

Y(unspecified radi = 0,5mm typ)(for dash no 8 and 9 = 0,9mm typ)

R R

R

R

R

a2

R

R R

32

65

11

44



4 Recommended dimensions, mass , cross sections and static values

4.1 Dimensions and mass See table 1.

Table 1

Dimensions in mm

Size Code h b1 b2 b3 a1 a2 a3 R1 R2 R3 R4 R5 R6 du

du ---- amin

Cross- section

cm2

Linear mass1) kg/m

-1 25,0 35,0 8,5 19,0 2,0 2,0 4,0 2,5 2,0 2,5 – 2,5 2,0 38,0 19,0 1,429 0,400

-2 37,5 52,0 15,0 28,0 4,0 4,0 6,5 4,0 1,0 1,0 1,6 4,0 1,0 57,0 14,0 4,220 1,182

-3 28,0 44,0 24,0 1,8 1,8 3,0 2,0 – – 2,0 – 45,8 25,0 1,472 0,412

-4 32,0 50,0 27,5 51,5 17,0 2,681 0,751

-5 37,0 44,0 23,5 3,0 3,0

50,5 17,0 2,651 0,742

-6 32,0 3,5 3,5

6,0 2,5 2,5

52,5 15,0 3,063 0,858

-7 29,0 51,0

8,0

27,5 2,8 2,8 5,0 3,0 3,0 51,5 18,0 2,450 0,686

-8 4,5 4,5 58,0 17,0 4,260 1,214

-9 32,0 57,0 12,0 33,5

3,5 3,5 6,0

2,0 2,0 0,9

2,0

58,0 17,0 3,510 1,000

-10 28,0 48,0 8,0 26,5 2,8 2,8 4,5

2,5

– – –

2,5

– 48,6 17,0 2,320 0,649

-11 28,7 27,0 5,0 9,0 1,6 1,6 1,6 1,0 1,0 2,0 – 1,0 – 36,6 23,0 0,914 0,256

-12 32,0 57,0 12,0 31,0 4,5 4,5 6,0 2,5 2,0 2,0 0,9 2,5 2,0 58,0 17,0 4,260 1,214

-13 45,0 50,0 6,0 25,9 2,0 1,8 2,5 2,0 2,0 59,3 33,0 1,905 0,533

-14 32,0 45,0 9,0 24,0 10,6 3,0 4,5 1,6 3,0 46,2 15,5 5,712 1,600

-15 31,0 94,0 7,0 48,0 5,5 5,0

– – – –

94,2 23,6 6,435 1,800

-16 37,5 44,0 12,0 23,5 4,0 4,0

6,5 4,0

1,0 1,0 1,6 4,0

1,0 50,5 23,6 3,708 1,038

-17 27,6 47,6 7,6 26,1 2,4 2,4 4,1 2,7 0,5 0,5 0,5 2,7 0,5 48,0 20,0 2,004 0,541

Calculated with a density of 2,7 g/cm3



4.2 Static values.

See Table 2.

Table 2

Size code ex1 cm

ey1 cm

Jx cm4

Jy cm4

-1 0,875 1,795 1,221 0,753

-2 1,365 2,728 7,935 5,040

-3 0,879 2,200 1,552 1,290

-4 0,964 2,498 3,219 3,149

-5 1,215 2,243 4,485 2,166

-6 0,925 2,573 3,408 3,895

-7 0,834 2,565 2,357 3,113

-8 0,965 2,801 4,770 7,057

-9 1,016 2,793 4,442 5,515

-10 0,824 2,395 2,123 2,608

-11 0,896 1,645 0,883 0,335

-12 0,965 2,900 4,770 7,058

-13 1,270 2,560 4,572 2,103

-14 0,830 2,230 3,520 8,120

-15 0,590 4,670 3,620 38,080 ???

-16 0,590 4,670 6,669 3,027

-17 0,943 2,374 2,177 1,846

5 Tolerances

5.1 Dimensional tolerances

Per DIN1748 Part 4, unless otherwise stated See table 3.



Table 3

Dimensions in mm

Size Code

h b1 b2 b3 S1 S2 S3 R1 R2 R3 R4 R5 R6

-1 ± 0,3 ± 0,4 ± 0,15 ± 0,3 ± 0,2 ± 0,2 ± 0,25 –

-2 ± 0,4 ± 0,5 ± 0,2 ± 0,3 ± 0,3 ± 0,5 ± 0,5 ± 0,5

-3 ± 0,5 ± 0,6 ± 0,3 ± 0,5 ± 0,25 ± 0,25

± 0,25 – – –

-4 ± 0,3 ± 0,4

-5

-6

-7

-8

-9

± 0,4 ± 0,6 ± 0,2 ± 0,3 ± 0,2 ± 0,2 ± 0,2

± 0,5

± 0,5 ± 0,5

± 0,5 ± 0,5

± 0,5

-10 – – – – – – – – – – – – –

-11 – – ± 0,5 ± 0,5 – – – – – – – – –

-12 ± 0,4 ± 0,6 ± 0,2 ± 0,3 ± 0,2 ± 0,2 ± 0,2 ± 0,5 ± 0,5 ± 0,5 ± 0,5 ± 0,5 ± 0,5

-13 – – – – – – – – – – – – –

-14 ± 0,4 ± 0,4 ± 0,15 ± 0,3 ± 0,4 ± 0,2 ± 0,25 ± 0,5 – – – ± 0,5 –

-15 – – – – – – – – – – – – –

-16 ± 0,4 ± 0,5 ± 0,3

-17 ± 0,3 ± 0,6 ± 0,2 ± 0,3 ± 0,25 ± 0,25

± 0,25 ± 0,5 ± 0,5 ± 0,5 ± 0,5 ± 0,5 ± 0,5

5.2 Geometric tolerances

See table 4.

Table 4

Standard-number Tolerances class Code letter

Standard "none" – DIN1748 Part 4

Precision F If this class is required, the code letter F has to be

used for standard designation and order designation



6 Material

See table 5

Table 5

Material

Spec No Treatment code

3.1354 1) T3511 A

3.4364 1) T73511 B

DAN2001 2)3) T79511 C

MBBN339 2)3) T8511 D

1) German Aviation Materials Manual, Part1, Volume 2 2) According DA -Standard manual 3) To be applied only for test air frames EF1, EF2 and EF3

7 Designation

EXAMPLE: Description block Identity block

Section DAN51 A 1

Number of this standard

Material code (see table 4)

Dash no. (see table 1) Code Letter for geometrical

tolerances, if required (see table 4) Standard= none Precision= F

Previous designation: Section DAN51A -1 DAN51-3.1354T3511-1 DAN51/1-3.1354T3511 DAN51/1-3.1354.6

8 Technical specification

See DIN65113



RECORD OF REVISIONS

Issue Clause modified Description of modification

14

02/2005

Standard has been editorial revised.

ATA conform designation

Title modified


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DAN_51_2005-02_14