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2.4668

Brand name

INCONEL® Alloy 718, Nicrofer® 5219Nb

Trade name

Alloy 718

Standards

Material No.
2.4668
EN Designation
NiCr19NbMo
UNS
N07718
Alloy
718

Description

Alloy 718 / 2.4668 is a nickel-chromium-iron alloy with niobium and molybdenum and low contained aluminum and titanium.

Special properties

Excellent mechanical properties in lower temperatures. Excellent corrosion resistance at high and low temperatures

Chemical Composition

C
%
0.02-0.08
Si
≤ %
0.35
Mn
≤ %
0.35
P
≤ %
0.015
S
≤ %
0.015
Cr
%
17.0-21.0
Mo
%
2.80-3.30
Ni
%
50.0-55.0
Ti
≤ %
0.60-1.20
Cu
%
≤ 0.30
Al
%
0.30-0.70
Co
%
≤ 1.00
B
%
0.002-0.006
Fe
%
Rest
Nb
%
4.70-5.50

Mechanical Properties 20°C

0.2% Yield strength Rp
≥ N/mm²
1030
Tensile strength Rm
N/mm²
≥ 1230
Elongation A5
≥ %
12
Modulus of elasticity
kN/mm²
205

Physical Properties 20°C

Density
g/cm³
8.2
Specific heat capacity
J/kg K
440
Thermal conductivity
W/m K
13
Electrical resistivity
Ω mm²/m
1.23

Suitable welding
filler materials

2.4667

Application

Off-shore and marine engineering

Available forms for 2.4668 / ALLOY 718

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