• Exhibits exceptional oxidation resistance at temperatures up to 1100°C (2012°F).

  • Maintains high creep rupture strength under prolonged exposure to extreme heat.

  • Resists carburization and sulfidation in aggressive high-temperature environments.

  • Delivers excellent metallurgical stability for reliable performance in cyclic heating conditions

Inconel 617 is a nickel-chromium-cobalt-molybdenum alloy known for its exceptional high-temperature strength and oxidation resistance.

As a professional Inconel 617 supplier, Hengyi Metal provides plates, pipes, bars and customized solutions for demanding industrial applications worldwide.

Contact us now for a quotation

Email: sales@hengyimetal.com
WhatsApp: +86 19521258704 

Inconel 617 is a solid-solution strengthened nickel-chromium-cobalt-molybdenum alloy, ideal for gas turbines, aerospace components, and industrial furnace hardware. Available in bars, sheets, plates, and forgings with full mill test certification. This alloy offers outstanding weldability and fabricability, enabling complex component manufacturing while maintaining consistent mechanical properties across varying section thicknesses

Key Features

1. Outstanding High-Temperature Strength
Inconel 617 maintains excellent mechanical properties at temperatures up to 1000°C and above.

2. Excellent Oxidation Resistance
The alloy forms a stable oxide layer that protects it in high-temperature environments.

3. Good Creep Resistance
Performs well under long-term exposure to high temperatures and stress.

4. Thermal Stability
Maintains structural integrity under cyclic heating conditions.

Compare with other alloys in our Inconel 718 page

Compare with other alloys in our Inconel 617 vs 625 guide

Chemical Composition

ElementContent (%)
Nickel (Ni)44.5 min (balance)
Chromium (Cr)20.0 – 24.0
Cobalt (Co)10.0 – 15.0
Molybdenum (Mo)8.0 – 10.0
Aluminum (Al)0.8 – 1.5
Carbon (C)0.05 – 0.15
Iron (Fe)3.0 max
Manganese (Mn)1.0 max
Silicon (Si)1.0 max
Titanium (Ti)0.6 max
Copper (Cu)0.5 max
Boron (B)0.006 max

Mechanical Properties (Solution Annealed)

PropertyTypical Value
Tensile Strength710 – 800 MPa
Yield Strength (0.2% Offset)280 – 350 MPa
Elongation60 – 65%
Hardness180 – 220 HB
Creep Rupture Strength100 MPa (at 1000°C, 1000 hours)

Product Forms & Specifications

Product FormAvailable SizesSpecifications
Plate & Sheet0.5 – 50 mm thicknessASTM B168, ASME SB-168
Bar & Rod6 – 300 mm diameterASTM B166, ASME SB-166
Pipe & TubeCustom sizesASTM B167, B163, B517
Wire0.1 – 12 mm diameterASTM B166
ForgingsCustom configurationsASTM B564, ASME SB-564
FittingsCustom configurationsASTM B366, ASME SB-366

Aerospace Specifications: AMS 5887 (sheet/strip), AMS 5888 (bar/forgings), AMS 5889 (welded tubing)


Applications

  • Gas turbine combustion chambers and transition ducts

  • Industrial furnace components and heat-treating equipment

  • Nuclear reactor heat exchangers and steam generator tubing

  • Petrochemical cracking furnaces and reformer tubes

  • Aerospace engine afterburners and exhaust systems

  • High-temperature chemical processing equipment

FAQ

Q: What is Inconel 617 used for?
A: It is widely used in high-temperature environments such as gas turbines and power generation systems.

Q: What temperature can Inconel 617 withstand?
A: It performs well at temperatures above 1000°C.

Q: Are you an Inconel 617 supplier?
A: Yes, Hengyi Metal supplies high-quality Inconel 617 materials worldwide.

Item
Inconel 600
Inconel
601
Inconel 617
Inconel 625
Inconel
690
Inconel
718
Inconel
X750
Inconel
825
C
≤0.15
≤0.1
0.05-0.15
≤0.08
≤0.05
≤0.08
≤0.08
≤0.05
Mn
≤1
≤1.5
≤0.5
≤0.35
≤0.5
≤0.35
≤1
≤1
Fe
6-10
rest
≤3
rest
7-11
rest
5-9
≥22
P
≤0.015
≤0.02
≤0.015
S
≤0.015
≤0.015
≤0.015
≤0.015
≤0.015
≤0.01
≤0.01
≤0.03
Si
≤0.5
≤0.5
≤0.5
≤0.35
≤0.5
≤0.35
≤0.5
≤0.5
Cu
≤0.5
≤1
≤0.3
≤0.5
≤0.3
≤0.5
1.5-3
Ni
≥7.2
58-63
≥44.5
50-55
≥58
50-55
≥70
38-46
Co
10-15
≤10
≤1
≤1
Al
1-1.7
0.8-1.5
≤0.8
0.2-0.8
0.4-1
≤0.2
Ti
≤0.6
≤1.15
2.25-2.75
0.6-1.2
Cr
14-17
21-25
20-24
17-21
27-31
17-21
14-17
19.5-23.5
Nb+Ta
4.75-5.5
4.75-5.5
0.7-1.2
Mo
8-10
2.8-3.3
2.8-3.3
2.5-3.5
B
≤0.006

 

Alloy

ASTM

DIN

BS

AFNOR

GB

New grades

Old grades

Inconel 600

UNS N06600

2.4816 / NiCrl 5Fe

NA14

NC15FE

NS3102

NS312

Inconel 601

UNS N06601

2.4851 / NiCr23Fe

NC23FeA

NS3103

NS313

Inconel 625

UNS N06625

2.4856 / NiCr22Mo9Nb

NA21

NC 22 DNb

NS3306

NS336

Inconel 718

UNS N07718

2.4668 / NiCr19Fe19Nb5Mo3

NA 51

NC19FeNb

GH4169

GH4169

Inconel X-750

UNS N07750

2.4669 / NiCr15Fe7TiAl

NC15TNbA

GH4145

GH4145

Inconel 725

UNS N07725

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