Datasheet

Print / Download PDF

2.4631

Brand name

NIMONIC® Alloy 80A

Trade name

Alloy 80 A

Standards

Material No.
2.4631
EN Designation
NiCr20TiAl
UNS
N07080
Alloy
80 A

Description

Alloy 80 A / 2.4631 is a nickel-chromium alloy with aluminum and titanium.

Special properties

Good corrosion resistance equal to Alloy 75. Creep strength up to 800°C.

Chemical Composition

C
%
0.04-0.10
Si
≤ %
1.00
Mn
≤ %
1.00
P
≤ %
0.03
S
≤ %
0.015
Cr
%
18.0-21.0
Ni
%
Rest
Ti
≤ %
1.80-2.70
Cu
%
≤ 0.20
Al
%
1.00-1.80
Co
%
≤ 2.00
B
%
≤ 0.008
Fe
%
≤ 1.50

Mechanical Properties 20°C

0.2% Yield strength Rp
≥ N/mm²
590
Tensile strength Rm
N/mm²
≥ 980
Elongation A5
≥ %
12
Resistant on air up to
°C
950
Modulus of elasticity
kN/mm²
225

Physical Properties 20°C

Density
g/cm³
8.2
Specific heat capacity
J/kg K
420
Thermal conductivity
W/m K
13
Electrical resistivity
Ω mm²/m
1.09

Suitable welding
filler materials

2.4648

Application

Components for gas and steam turbine

Available forms for 2.4631 / ALLOY 80 A

Sheets/Plates
Lieferform
Bars
Lieferform
Wire
Lieferform
Forged / cast parts
Lieferform
Finished part (drawing)
Lieferform