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2.0921

Standards

Material No.
2.0921
EN Designation
CuAl8

Description

CuAl8 is a copper-aluminum alloy for MIG-welding.

Special properties

High temperature and corrosion resistance.

Chemical Composition

Mn
≤ %
0.50
Ni
%
≤ 0.80
Cu
%
Rest
Al
%
7.50-9.00
Fe
%
≤ 0.50
Pb
%
≤ 0.10
Zn
%
≤ 0.50

Mechanical Properties 20°C

Hardness HB 30
≤ HB
100
0.2% Yield strength Rp
≥ N/mm²
200
Tensile strength Rm
N/mm²
390-450
Elongation A5
≥ %
25
Modulus of elasticity
kN/mm²
115

Physical Properties 20°C

Density
g/cm³
7.7
Thermal conductivity
W/m K
65
Electrical conductivity
MS/m
≥ 8.0

Application

Arc-welding (automotive industry)

Available forms for 2.0921 / CuAl8

Wire
Lieferform