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2.0978

Standards

Material No.
2.0978
EN Material No.
CW308G
EN Designation
CuAl11Fe6Ni6

Description

CuAl11Fe6Ni6 is a copper-aluminum-alloy with iron and nickel contents.

Special properties

Good corrosion and seawater resistance. No stress corrosion. High wear resistance. High resistance to scaling.

Chemical Composition

Si
≤ %
0.20
Mn
≤ %
1.50
Ni
%
5.00-7.00
Cu
%
Rest
Al
%
10.5-12.5
Fe
%
5.00-7.00
Pb
%
≤ 0.05
Zn
%
≤ 0.50

Mechanical Properties 20°C

Hardness HB 30
≤ HB
210
0.2% Yield strength Rp
≥ N/mm²
410
Tensile strength Rm
N/mm²
740-760
Elongation A5
≥ %
4-6
Modulus of elasticity
kN/mm²
115

Physical Properties 20°C

Density
g/cm³
7.6
Specific heat capacity
J/kg K
450
Thermal conductivity
W/m K
63
Electrical conductivity
MS/m
4.6

Application

Gearings, axes, plunger, valves

Available forms for 2.0978 / CuAl11Fe6Ni6

Bars
Lieferform