Introduction

Inconel 617 Alloy (also Alloy 617, Nickel Alloy 617, UNS N06617 Alloy) is a nickel‑chromium‑cobalt‑molybdenum alloy designed for exceptional high temperature strength, oxidation resistance, and creep resistance. It conforms to ASTM B168 (plate/sheet), ASTM B167 (pipe/tube), ASTM B166 (bar), and ASME SB168/SB167, with aerospace specification AMS 5887. This heat resistant nickel alloy is designated UNS N06617 and W.Nr. 2.4663, widely used in gas turbines, combustion chambers, industrial furnaces, and ultra‑supercritical power plants where temperatures exceed 950°C (1740°F).

Key properties of Inconel 617:

• Exceptional oxidation resistance – forms a stable, adherent oxide layer up to 1100°C (2010°F) in air and combustion atmospheres

• Superior creep resistance – excellent stress‑rupture strength under long‑term high temperature exposure; outperforms many solid‑solution strengthened alloys

• High temperature strength alloy – retains substantial tensile and yield strength up to 1000°C, enabling thinner‑walled components and weight reduction

• Carburization resistant alloy – withstands carbon penetration in carburizing atmospheres and fuel‑rich combustion environments

• Thermal fatigue resistant alloy – resists cracking due to rapid temperature cycling, critical for start‑stop operation of turbines and furnaces

• Excellent metallurgical stability – no significant precipitation of embrittling phases after prolonged high temperature service

• Long term thermal stability – maintains microstructural integrity and mechanical properties after thousands of hours at elevated temperatures

• High temperature corrosion resistance – resists sulfidation, chloride attack, and metal dusting in aggressive process conditions

• Outstanding mechanical strength at elevated temperatures – combines solid‑solution strengthening (Mo, Co) with gamma‑prime formation from aluminum

Note: Inconel 617 is the preferred material for ultra‑high temperature applications (800‑1000°C) where creep resistance and oxidation stability are critical. It is not recommended for aqueous corrosion service (use 625 or C‑276).

This creep resistant nickel alloy is available in all product forms: Inconel 617 Plate, Sheet, Pipe, Tube, Bar, and Forging. Our gas turbine alloy supplier offers hot rolled plate, cold rolled sheet, seamless/welded pipe, round bar, and forged bar in solution annealed condition, with pickled or polished surfaces, custom sizes, and cut to length. Our product range includes Inconel 617 seamless pipe, welded pipe, plate (6mm, 12mm), sheet 4x8, round bar (50mm), tube, and Inconel 617 forging.

Specifications & Process Options

We provide Inconel 617 Size Chart, Thickness Chart, Weight Chart, and Tube Dimensions – request yours.

Applications

1. Gas Turbine Components & Combustion Chambers

• Inconel 617 for gas turbine components – combustor cans, transition ducts, turbine shrouds, and vane support rings in industrial and aero‑derivative gas turbines (50MW‑500MW). High temperature strength alloy withstands firing temperatures up to 1000°C, improving thermal efficiency.

• Inconel 617 for combustion chambers – annular and can‑annular combustor liners, flame tubes, and mixer assemblies. Oxidation resistant alloy prevents wall thinning from high‑velocity hot gas and thermal radiation.

• Turbine ducting systems – cross‑fire tubes, interconnector liners, and exhaust diffusers. Creep resistant nickel alloy maintains dimensional stability under long‑term load.

2. Power Generation Equipment & HRSG Systems

• Inconel 617 for power generation equipment – superheater and reheater tubing in ultra‑supercritical (USC) coal‑fired boilers (operating at 700‑760°C). Carburization resistant alloy resists coal ash corrosion and oxidation.

• Inconel 617 for heat recovery steam generators (HRSG) – finned tubes and header plates in combined cycle power plants, where exhaust temperatures reach 650‑700°C. Thermal stability ensures low creep rates over 240,000‑hour design life.

• Inconel 617 for nuclear power plants – high temperature gas‑cooled reactor (HTGR) heat exchanger tubing and steam generator components. Metallurgical stability in helium coolant with trace impurities.

3. Industrial Furnaces & Petrochemical Heaters

• Inconel 617 for industrial furnaces – radiant tubes, muffles, retorts, and furnace roller rails in continuous annealing lines, carburizing furnaces, and sintering furnaces. High temperature corrosion resistance in combustion atmospheres containing sulfur and vanadium.

• Inconel 617 for petrochemical heaters – ethylene cracking furnace tubes (convection and radiant sections), reformer pigtails, and transfer line exchangers. Long term thermal stability under cyclic decoking operations.

4. Aerospace Engines & Turbine Exhaust Systems

• Inconel 617 for aerospace engines – afterburner liners, exhaust nozzles, and augmentor tubes in military jet engines (F‑15, F‑16, F‑22). High temperature strength up to 1000°C and thermal fatigue resistance under afterburner cycling.

• Inconel 617 for turbine exhaust systems – tailpipe liners, exhaust mixer ducts, and noise suppressor components. Oxidation resistance prevents metal loss in oxygen‑rich exhaust.

5. Ultra Supercritical Power Plants & High Temperature Structural Components

• Inconel 617 for ultra supercritical power plants – main steam piping, header plates, and turbine casing bolts in USC plants with steam temperatures >700°C. Outstanding creep strength meets ASME Code Case 2601 requirements.

• High temperature alloy for heat treatment equipment – furnace fan blades, radiant tube supports, and load grid plates. Precision machined Inconel 617 components reduce downtime.

Why Choose Us as Your Inconel 617 Alloy Supplier?

We are a reliable Inconel 617 supplier, Inconel 617 manufacturer, Alloy 617 stockist, UNS N06617 supplier, high temperature nickel alloy specialist, creep resistant nickel alloy provider, gas turbine alloy supplier, power plant alloy material expert, heat resistant nickel alloy manufacturer, oxidation resistant alloy stockist, aerospace nickel alloy supplier, and China Inconel 617 factory. All products meet ASTM B168 / B167 / B166 with mill test certificates, chemical analysis, mechanical property reports (including high temperature tensile & creep), and NDT as required.

What we offer:

• Complete product forms: Plate, Sheet, Pipe, Tube, Bar, Forging

• Plate thickness: 3mm – 50mm (hot rolled); Inconel 617 plate 6mm, 12mm in stock

• Pipe sizes: 1/2″ to 12″ NPS, SCH40, SCH80

• Bar diameters: 6mm – 200mm; forged bar for large diameters

• Condition: Solution annealed as standard (ensures optimum high temperature properties)

• Surface finishes: pickled, polished, as‑rolled

• Services: cut to size, precision machining, custom fabrication, forging supply

• Certifications: EN 10204 3.1, PMI, AMS traceability, NACE MR0175 (for sour service, if applicable)

• Global shipping: Exporter to gas turbine OEMs, power plant constructors, and aerospace manufacturers worldwide

Contact us for Inconel 617 Size Chart, Thickness Chart, Weight Chart, or a quote on Inconel 617 Plate 6mm, 12mm, Sheet 4x8, Pipe SCH40/SCH80, Round Bar 50mm, Forging, or custom requirements.

MONO Group is one of Inconel 617 Alloy and other Superalloy, Nickel alloy, High Temperature Alloy Manufacturer, Supplier, Wholesaler from China, We can supply high quality alloy plate, sheet, round bar, tube, pipes, fittings, flange, and custom parts in accordance with ASTM, ASME, DIN, ISO, GB and other international standards. For inquiries or to request a quote, please freely contact us at info@monokj.com.