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Technical Specification for Aluminum Alloy Struts and Accessories, Study notes of Chemistry

The technical specifications for a set of aluminum alloy struts and their corresponding accessories. The set includes various aluminum sections, angle brackets, end screws, t-nuts, and end caps. The document also specifies the technical parameters for the aluminum sections, such as dimensions, extrusion standard, material, surface treatment, and size tolerances. The accessories are made of different materials, including die cast aluminium, steel, stainless steel, and polyamide.

Typology: Study notes

2021/2022

Uploaded on 09/12/2022

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Technical-Specification for Aluminium Alloy Struts with accessories- One Set
A. The one set of Aluminium alloy struts with accessories will consist of following 11 items.
Sr. No.
Item name
Quantity
1.
Aluminum Sections 90 mm X 90 mm profile ( in length 5 to 6 meter)
60 m
2.
Aluminum Sections 45 mm X 45 mm profile ( in length 5 to 6 meter)
30 m
3.
Angle Bracket for 90X90 mm section
100 Nos.
4.
Angle Bracket for 45X90 mm section
100 Nos.
5.
Angle Bracket for 45X45 mm section
100 Nos.
6.
End screws (M12X30) suitable for 90X90 mm & 45X 45 mm section
100 Nos.
7.
T-Nut M6 suitable for 90X90 mm & 45X 45 mm section Groove
50 Nos.
8.
T-Nut M8 suitable for 90X90 mm 45X 45 mm section Groove
250 Nos.
9.
Button head screw M8X20 suitable for 90X90 mm 45X 45 mm section
200 Nos.
10.
End cap: suitable for 90 mm X 90 mm section
20 Nos.
11.
End cap: suitable for 45 mm X 45 mm section
20 Nos.
B. Technical Specifications for aluminium Sections
Sr. No.
Parameter
Description
1.
Dimensions
As shown in the figure 1.1 & 1.2.
2.
Extrusion standard
DIN 17615 or equivalent (Precision profiles of AlMgSi alloys)
3.
Material
Aluminium alloy 6000 series
Tensile strength ≥ 245 MPa
Yield strength ≥ 195 MPa
Hardness ≥ 75 HB
4.
Surface Treatment
Anodized 12 µm, 250-300 HV
5.
Straightness
Better than 0.5 mm per meter length
6.
Parallelism of two faces
±0.2 mm or better
7.
Surface Finish
Ra ≤ 0.3 in extrusion direction
Ra ≤ 0.5 in transverse direction
8.
Size Tolerances
± 0.5 mm
9.
Moment of inertia (cm4)
200 for 90 mm X 90 mm section
≥ 10 for 45 mm X 45 mm section
10.
Section Modulus (cm3)
≥ 45 for 90 mm X 90 mm section
≥ 4.5 for 45 mm X 45 mm section
11.
Weight/meter (kg/m)
≥ 6.0 for 90 mm X 90 mm section
1.5 for 45 mm X 45 mm section
C. Material For Accessories
a. S
No.
b. Accessories description
Material
c. 1
d. Angle bracket suitable for 90X90 mm & 45X 45 mm section Groove
Die cast aluminium
e. 2
f. End screws M12X30 suitable for 90X90 mm & 45X 45 mm section
g. Steel
h. 3
i. T-Nut M6 & M8 suitable for 90X90 mm & 45X 45 mm section Groove
j. Stainless Steel
k. 4
l. Button head screw M8X20 suitable for 90X90 mm & 45X 45 mm
section Groove
m. Steel
n. 5
o. End cap suitable for 90X90 mm & 45X 45 mm section Groove
p. Polyamide
pf2

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Technical-Specification for Aluminium Alloy Struts with accessories- One Set

A. The one set of Aluminium alloy struts with accessories will consist of following 11 items. Sr. No. Item name Quantity

  1. Aluminum Sections 90 mm X 90 mm profile ( in length 5 to 6 meter) 60 m
  2. Aluminum Sections 45 mm X 45 mm profile ( in length 5 to 6 meter) 30 m
  3. Angle Bracket for 90X90 mm section 100 Nos.
  4. Angle Bracket for 45X90 mm section 100 Nos.
  5. Angle Bracket for 45X45 mm section 100 Nos.
  6. End screws (M12X30) suitable for 90X90 mm & 45X 45 mm section 100 Nos.
  7. T-Nut M6 suitable for 90X90 mm & 45X 45 mm section Groove 50 Nos.
  8. T-Nut M8 suitable for 90X90 mm 45X 45 mm section Groove 250 Nos.
  9. Button head screw M8X20 suitable for 90X90 mm 45X 45 mm section 200 Nos.
  10. End cap: suitable for 90 mm X 90 mm section 20 Nos.
  11. End cap: suitable for 45 mm X 45 mm section 20 Nos. B. Technical Specifications for aluminium Sections Sr. No. Parameter Description
  12. Dimensions As shown in the figure 1.1 & 1.2.
  13. Extrusion standard DIN 17615 or equivalent (Precision profiles of AlMgSi alloys)
  14. Material Aluminium alloy 6000 series  Tensile strength ≥ 245 MPa  Yield strength ≥ 195 MPa  Hardness ≥ 75 HB
  15. Surface Treatment Anodized 12 μm, 250-300 HV
  16. Straightness Better than 0.5 mm per meter length
  17. Parallelism of two faces ±0.2 mm or better
  18. Surface Finish Ra ≤ 0.3 in extrusion direction Ra ≤ 0.5 in transverse direction
  19. Size Tolerances ± 0.5 mm
  20. Moment of inertia (cm^4 ) ≥ 200 for 90 mm X 90 mm section ≥ 10 for 45 mm X 45 mm section
  21. Section Modulus (cm^3 ) ≥ 4 5 for 90 mm X 90 mm section ≥ 4.5 for 45 mm X 45 mm section
  22. Weight/meter (kg/m) ≥ 6.0 for 90 mm X 90 mm section ≥ 1.5 for 45 mm X 45 mm section

C. Material For Accessories

a. S No. b. Accessories description Material c. 1 d. Angle bracket suitable for 90X90 mm & 45X 45 mm section Groove Die cast aluminium e. 2 f. End screws M12X30 suitable for 90X90 mm & 45X 45 mm section g. Steel h. 3 i. T-Nut M6 & M8 suitable for 90X90 mm & 45X 45 mm section Groovej. Stainless Steel k. 4 l. Button head screw M8X20 suitable for 90X90 mm & 45X 45 mm section Groove m. Steel n. 5 o. End cap suitable for 90X90 mm & 45X 45 mm section Groove p. Polyamide

Typical drawing of the section for aluminum alloy strut

Note :

1) The Aluminum Sections and Accessories must be from the same make /

manufacturer to avoid mismatch between them.

2) The offer should have full technical specification along with technical

catalogues.

Fig. 1.1:- 90 mm X 90 mm profile Fig. 1.2:- 45 mm X 45 mm profile