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Alloy 617

A nickel-chromium-cobalt-molybdenum grade, Alloy 617 combines exceptional strength and oxidation resistance at high temperature.

The combination of metallurgical stability, strength and oxidation resistance makes Alloy 617 an excellent choice for high temperature applications.


Product form Size range from Size range to
Alloy 617 sheet & plate 0.8128 mm 1.6002 mm
Alloy 617 welding wire 1.14 mm -

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    Sheet & Plate

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    Welding Consumables

Chemical Analysis

% Ni Cr Mo Cu Co C Mn Si S Fe Ti Al B
Min 44.5 20 8 0 10 0.05 0 0 0 0 0 0.8 0
Max - 24 10 0.5 15 0.15 1 1 0.015 3 0.6 1.5 0.006


Alloy 617 can be used in a variety of applications including:

  • Combustion cans and ducting for gas turbines
  • Transition liners for gas turbines
  • Casing for industrial gas turbines
  • Industrial furnace components
  • Nitric acid catalyst grids

About Alloy 617

Alloy 617 is a nickel-chromium-cobalt-molybdenum alloy with an exceptional combination of high-temperature strength and oxidation resistance.

In addition to high temperature applications in the aerospace and power generation markets, the alloy is also used in high temperature petrochemical plants for applications such as nitric acid catalyst grids where metallurgical stability is critical.

For more information on alloy 617, or to receive a quotation please contact us today!


8.36 g/cm³
Melting Range:
1332-1380 °C
172 HRB
Specific Heat Capacity:
419 J/kg.°C
Electrical Resistivity:
1.22 µΩ.m
Poisson's Ratio:


UNS Number:
Werkstoff Number:
ASTM B166, B168, B546, B564, AMS 5887, 5888, 5889
Download the Alloy 617 Data Sheet Download

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