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2.4650

Brand name

Nicrofer® 5120 CoTi, NIMONIC® C-263

Trade name

Alloy C-263

Standards

Material No.
2.4650
EN Designation
NiCo20Cr20MoT
UNS
N07263
Alloy
C-263

Description

Alloy C-263 / 2.4650 is a nickel-chromium-cobalt-molybdenum alloy.

Special properties

Outstanding creep strength up to 850°C. Excellent resistance to oxidation up to 1000°C.

Chemical Composition

C
%
0.04-0.08
Si
≤ %
0.40
Mn
≤ %
0.60
P
≤ %
0.02
S
≤ %
0.007
Cr
%
19.0-21.0
Mo
%
5.60-6.10
Ni
%
Rest
Ti
≤ %
1.90-2.40
Cu
%
≤ 0.20
Al
%
0.30-0.60
Co
%
19.0-21.0
B
%
≤ 0.005

Mechanical Properties 20°C

0.2% Yield strength Rp
≥ N/mm²
570
Tensile strength Rm
N/mm²
≥ 970
Elongation A5
≥ %
30
Modulus of elasticity
kN/mm²
222

Physical Properties 20°C

Density
g/cm³
8.4
Specific heat capacity
J/kg K
426
Thermal conductivity
W/m K
11.7
Electrical resistivity
Ω mm²/m
1.15

Suitable welding
filler materials

2.4650

Application

Parts for gas turbines

Available forms for 2.4650 / ALLOY C-263

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