High-Temperature Alloy Selection: A Comparison of Inconel 600, 601, 625, and 718 Round Bars

Inconel 600, 601, 625, and 718 round bars have various applications due to their unique properties.

Equivalent  Grades Of  Inconel 600/601/625/718 round bars

STANDARD WERKSTOFF NR. UNS GOST AFNOR JIS BS EN OR
Inconel 600 2.4816 N06600 МНЖМц 28-2,5-1,5 NC15FE11M NCF 600 NA 13 NiCr15Fe ЭИ868
Inconel 601  2.4851  N06601  XH60BT  NC23FeA  NCF 601  NA 49  NiCr23Fe ЭИ868
Inconel 625  2.4856  N06625  ХН75МБТЮ  NC22DNB4M  NCF 625  NA 21  NiCr22Mo9Nb  ЭИ602
Inconel 718  2.4668  N07718  -  -  -  -  -  -

Chemical Composition Of  Inconel 600/601/625/718 round bars

Grade Ni Cr Cu C Mn S Mo Si Co
Inconel 600 72.0 min 14.0 – 17.0 0.5 max 0.15 max 1.0 max 0.015 max - 0.5 max -
Inconel 601 58.0 – 63.0 21.0 -25.0 1.0 max 0.10 max 1.0 max 0.015 max - 0.5 max -
Inconel 625 58.0 min 20.0 – 23.0 - 0.10 max 0.50 max 0.015 max 8.0 – 10.0 0.50 max 1.0 max
Inconel 718 50 – 55 17 – 21 0.3 max 0.08 max 0.35 max 0.015 max 2.8 – 3.3 0.35 max 1.0 max

Mechanical Properties Of  Inconel 600/601/625/718 round bars

Grade Density Melting Point Tensile Strength Yield Strength (0.2%Offset) Elongation
Inconel 600 8.47 g/cm3 1413 °C (2580 °F) Psi – 95,000 , MPa – 655 Psi – 45,000 , MPa – 310 40 %
Inconel 601 8.1 g/cm3 1411 °C (2571 °F) Psi – 80,000 , MPa – 550 Psi – 30,000 , MPa – 205 30 %
Inconel 625 8.4 g/cm3 1350 °C (2460 °F) Psi – 135,000 , MPa – 930 Psi – 75,000 , MPa – 517 42.5 %
Inconel 718 8.2 g/cm3 1350 °C (2460 °F) Psi – 135,000 , MPa – 930 Psi – 70,000 , MPa – 482 45 %
Post time: Jun-28-2023