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DIN/ISO 8839: Brass, Aluminium, Kuprodur. Mechanical properties.

Material

Nominal Diameter mm

Tensile Strenght

Rm

N/mm2

Stress at permanent set limit

Rp 0,2

N/mm2

Percentage elongation after fracture

A5 %

Symbol

Designation

Over To

Min.

Min.

Min.

CU1

E-Cu57/Cu-ETP

- 39 240 160 14
CU2 CUZn37 - 6 440 340 11
CU2
CU3
CU3
CU4
CU4
CU5
CU6
CU7
AL1
AL1
AL2
AL2
AL3
AL3
AL4
AL4
AL5
AL6
TI1
TI2
Cold formed nuts are primarily made of following materials:
Brass = Ms 63 = Cu Zn 37
Aluminium = AI Mg 3
Kuprodur = Cu Ni 1,5 Si
Machined bolts and nuts are made of following materials:
Brass = Ms 58 = Cu Zn 39 Pb3
Aluminium = AI Mg Si 1


Tightening torques Ma in (Nm) for screws made of:
Ø M2 M2,5 M3 M3,5 M4 M5 M6 M8 M10

Brass Ms 63

Ms 63

0,14 0,29 0,50 0,79 1,2 2,2 3,9 9 7

Aluminium

AI Mg. 3

0,10 0,20 0,36 0,57 0,85 1,6 2,8 7 13

Kuprodur

Cu Ni 1,5 Si



ASTM F468 F467 - Publication date: 2010 - COMPOSITION %

Copper and Copper-base alloys; Kupfer und Kupfer-Legierungen; Rame e leghe a base di rame

UNS Nr

alloy general name Al Cu min Fe max Mn max Ni max P Si Zn Pb max Sn As max
11000 110 ET copper - 9.9 - - - - - - - - -
26000
27000
46200
46400
51000
61300
61400
63000
64200
65100
65500
66100
67500
71000
71500


Aluminium-base alloys; Aluminium-Legierungen. Leghe di Alluminio

UNS Nr

alloy general name Al Cr Cu Fe max Mn max Si max Ti max Zn max Mg Others El.
each total
A92024 2024 Aluminium 2024 bal. 0.10 3.8-4.9 0.5 0.3-0.9 0.5 0.15 0.25 1.2-1.8 0.05 0.15
A96061
A97075



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