Inconel 718 / Alloy 718 Nickel Alloy Product
Standards
Mat. No.
2.4668
EU
NiCr19NbMo
AISI/ASTM
-
UNS
N07718
Other
Inconel Alloy 718
Nicrofer 5219Nb
2.4668 / Alloy 718 is a nickel-chromium-iron alloy with low levels of aluminum and titanium, and additions of niobium and molybdenum.
2.4668 / Alloy 718 is a precipitation-hardening nickel-chromium alloy. It can be hardened through precipitation, and it exhibits a combination of high corrosion resistance and high strength, along with excellent weldability. °It demonstrates excellent creep-rupture strength up to 700°C.
Chemical Composition & Mechanical and Physical Properties
Mat. No.
2.4668
EU
NiCr19NbMo
AISI/ASTM
-
UNS
N07718
Other
Inconel Alloy 718
Nicrofer 5219Nb
2.4668 / Alloy 718 is a nickel-chromium-iron alloy with low levels of aluminum and titanium, and additions of niobium and molybdenum.
2.4668 / Alloy 718 is a precipitation-hardening nickel-chromium alloy. It can be hardened through precipitation, and it exhibits a combination of high corrosion resistance and high strength, along with excellent weldability. °It demonstrates excellent creep-rupture strength up to 700°C.
C%
0.020-0.080
Mn%
0.35 max
P%
0.015 max
S%
0.015 max
Si%
0.35 max
Cr%
17.00-21.00
Ni%
50.00-55.00
Mo%
2.80-3.30
Cu%
0.30 max
AI%
0.30-0.70
Co%
1.00 max
B%
0.002-0.006
Fe%
Rest
Nb%
4.70-5.50
Ti%
0.60-1.20
0.2 % Yield Strength Rp N/mm2
1030 min
Tensile Strength Rm N/mm2
1230 min
Elongation A5 %
12 min
Elastic Modulus kN/mm2
205
Application areas
In rocket engines, gas turbines, aviation and spacecraft, nuclear reactors.
Specifications
ASTM B 637, B 670, ASME SB-637, SB-670, DIN 17744, 17750-17754
SAE AMS 5589, 5590, 5596, 5597, 5662 – 5664, 5832, 5914, 5950, 5962
2222, N-62, N-208, N-253
NACE MR-0175/ISO 15156 AECMA Pr EN 2404, 2405, 2407, 2408, 2952, 2961, 3219, 3666 ISO 6208, 9723 – 9725