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4140 4330 Mod4340 / E-43404620 Vac. / AMS 62946150 Vac. / AMS 6448AISI 9310300mMARAGING 350MARAGING 300MARAGING 250

2.4663

Standards

Mat. No.
2.4663
EU
NiCr23Co12Mo
N06617
-
UNS
N06617
Other
Nicrofer 5520 Co
Inconel Alloy 617
Alloy 617
2.4663 / Alloy 617 is a nickel-chromium-cobalt-molybdenum alloy.
1100 °It exhibits excellent oxidation resistance and mechanical properties up to C. Its resistance to oxidation has been improved with the addition of aluminum.

Chemical Composition & Mechanical and Physical Properties

C%
0.05-0.10
Mn%
0.20 max
P%
0.010 max
S%
0.010 max
Si%
0.20 max
Cr%
20.00-23.00
Ni%
Rest
Mo%
8.50-10.00
Cu %
0.50 max
AI %
0.70-1.40
Co%
11.00-14.00
Ti%
0.006 max
Fe%
2.00 max
Nb%
0.20-0.60
0.2% Yield Strength Rp N/mm2
300 min
Tensile Strength Rm N/mm2
690 min
Elongation A5 %
35 min
Elastic Modulus kN/mm2
212
TElastic Modulus kN/mm2
207
Max. Resisting Temperature °C
1200
Tensile Strength (1000 hours)
650 °C
320 MPa
760 °C
150 MPa
870 °C
58 MPa
980 °C
25 MPa
1095 °C
10 MPa

Application areas

In gas turbines, channels and connections in the combustion chamber, petrochemical industry, heat treatment equipment, in nitric acid production.

Specifications

ASTM B 166, B 168, B 546, B 564
ASME SB-166, SB-168, SB-546, SB-564
SAE AMS 5887 – 5889, VdTÜV 485 ISO 6207, 6208, 9724, DIN 17744, 17750-17754
VDTÜV 540
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