Inconel Bar Factory
Gnee manufactures and supplies high-quality Inconel Bars in grades 600, 625, 718, and X750. These alloy bars are distributed to global markets, including Europe, Southeast Asia, the Middle East, and Latin America
We have round, square, hexagonal, and flat bars with custom sizes, available in hot-rolled, cold-drawn, or forged conditions. Our processing services include cutting, machining, polishing, and heat treatment, ensuring precise customization. With strict quality control and third-party inspection available. Contact us today for a quote!

| About Gnee Alloy | Founded in 2008, Factory Area 35,000m², expert nickel alloy manufacturer & supplier & exporter with rich experience |
|---|---|
| Exporting Countries | Exported to 70+ countries including India, Saudi Arabia, UAE, Brazil, France, etc. |
| Large Stock | Inconel Plate & Pipe & Tube & Sheet & Bar & Coil & Fitting |
| Supply Ability | Up to 800 tons per month |
We have rich inconel alloy Shapes in stock
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Description
Inconel bars, supplied by Gnee, are high-performance nickel-chromium alloys designed for extreme environments. They offer exceptional resistance to heat, withstanding temperatures up to 2200°F (1204°C) without compromising mechanical properties.
These bars are ideal for aerospace and power generation applications, such as gas turbines and combustion chambers. Inconel bars also excel in corrosive environments, resisting damage from seawater, sulfuric acid, and acidic gases, ensuring longer service life and lower maintenance costs.
Common grades of Inconel Rod & bar in stock
| Grade | ASTM/UNS | EN |
| Inconel 600 | UNS N06600 | 2.4816 |
| Inconel 601 | UNS N06601 | 2.4851 |
| Inconel 625 | UNS N06625 | 2.4856 |
| Inconel 690 | UNS N06690 | 2.4642 |
| Inconel 718 | UNS N07718 | 2.4668 |
| Inconel 725 | UNS N07725 | 2.4667 |
| Inconel X-750 | UNS N07750 | 2.4669 |
What forms does Gnee Inconel Bar supplier supply?
- Hot Rolled Inconel Bar
- Cold Drawn Inconel Bar
- Forged Inconel Bar
- Inconel Round Bar
- Square Inconel Bar
- Hexagonal Inconel Bar
- Flat Inconel Bar
- Polished Inconel Bar
- Black Inconel Bar
Inconel Rod Product Parameters
| Product Name | Inconel Bar & Inconel Round Bar |
| Inconel Tube Size | Diameter: 6.35 To 355.6 Mm Length: 3 To 6 Meter |
| Standard | DTD, TOCT, JIS, SAE, ASME, EN, DIN, ASTM, AMS, AISI, GB, NF, DS |
| Condition | Cold Drawn, Annealed, Turned Etc |
| Form | Round, Hex, Square, Rectangular, Flat, Etc |
| Surface Finish | Rough Turned/Peeled, Peeled And Turned, Slit Rolled Edge, Bright Drawn, Polished, Cold Drawn, Hot Rolled Annealed And Pickled, Cold Finished, Hot Finished, Centreless Ground, Peeled And Reeled, Smooth Turned |
| Test | Eddy Current Test |
| Chemical Examination | |
| Buckling & Crushing Test | |
| Pitting Corrosion Test | |
| Radiographic Test | |
| Positive Material Recognition | |
| Mechanical Examining | |
| Test Certificate | Under Third-Party Inspection Manufacturer Test Certificate |
| Services | Machining |
| Saw Cutting | |
| Polishing | |
| Support Customization |
What ASTM standards of Inconel Bar can Gnee produce?
| ASTM Standard | Description |
| ASTM B166 | Standard for Nickel-Chromium Alloy Bars |
| ASTM B446 | Standard for Inconel 625 Bars |
| ASTM B637 | Standard for Precipitation-Hardening Alloys |
| ASTM B335 | Standard for Nickel-Molybdenum Alloys |
| ASTM B408 | Standard for Nickel-Iron-Chromium Alloys |
Rich inconel bar alloy Sizes to Choose
| Dimension | Available Sizes |
| Diameter | 0.5″ to 12″ (12.7mm to 305mm) |
| Length | 3ft to 20ft (0.91m to 6.1m) |
| Thickness | 0.25″ to 2″ (6.35mm to 50.8mm) |
| Width | 0.5″ to 6″ (12.7mm to 152.4mm) |
Features and Advantages
- Exceptional High-Temperature Strength: Retains mechanical properties and structural integrity at temperatures up to 1000°C.
- Superior Corrosion Resistance: Withstands harsh environments, including acidic, alkaline, and oxidizing conditions.
- Outstanding Oxidation and Creep Resistance: Ideal for extreme heat applications, ensuring long-term performance under stress.
- Versatile Grades: Available in various grades (e.g., 600, 625, 718) tailored to specific industrial needs.
- Ease of Fabrication: Easily machined, welded, and formed, suitable for complex engineering designs.
- Durability in Harsh Conditions: Performs well in marine, aerospace, and chemical processing environments.
- Non-Magnetic Properties: Provides stability and safety for sensitive applications.
Parameter Information
Chemical Parameters
| Element | Inconel 600 | Inconel 625 | Inconel 718 |
| Nickel | 72.0 min | 58.0 min | 50.0 – 55.0 |
| Chromium | 14.0 – 17.0 | 20.0 – 23.0 | 17.0 – 21.0 |
| Iron | 6.0 – 10.0 | 5.0 max | Bal. |
| Molybdenum | 0.5 max | 8.0 – 10.0 | 2.8 – 3.3 |
| Copper | 0.5 max | – | – |
| Titanium | 0.3 max | 0.4 max | 0.65 – 1.15 |
| Aluminum | 0.3 max | 0.4 max | 0.20 – 0.80 |
| Carbon | 0.15 max | 0.1 max | 0.08 max |
| Silicon | 0.5 max | 0.5 max | 0.35 max |
| Sulfur | 0.015 max | 0.015 max | 0.015 max |
| Phosphorus | 0.015 max | 0.015 max | 0.015 max |
Mechanical Properties
| Property | Inconel 600 | Inconel 625 | Inconel 718 |
| Tensile Strength | 550 – 690 MPa | 760 – 930 MPa | 965 – 1035 MPa |
| Yield Strength (0.2% offset) | 240 – 415 MPa | 345 – 415 MPa | 550 – 790 MPa |
| Elongation | 30% min | 30% min | 20% min |
| Hardness (Rockwell C) | HRB 88 max | HRB 95 max | HRB 40 – 55 |
| Young’s Modulus | 207 GPa | 207 GPa | 207 GPa |
| Poisson’s Ratio | 0.29 | 0.29 | 0.29 |
Physical Property
| Property | Inconel 600 | Inconel 625 | Inconel 718 |
| Density | 8.47 g/cm³ | 8.44 g/cm³ | 8.19 g/cm³ |
| Melting Point | 1,371°C (2,500°F) | 1,345-1,358°C (2,453-2,476°F) | 1,260-1,330°C (2,300-2,426°F) |
| Thermal Conductivity | 14.9 W/m·K at 100°C | 12.6 W/m·K at 100°C | 10.1 W/m·K at 100°C |
| Specific Heat Capacity | 0.107 cal/g°C (25°C) | 0.098 cal/g°C (25°C) | 0.098 cal/g°C (25°C) |
| Electrical Resistivity | 1.03 μΩ·m (20°C) | 1.29 μΩ·m (20°C) | 1.26 μΩ·m (20°C) |
| Magnetic Permeability | 1.002 (annealed condition) | 1.0006 (annealed condition) | 1.003 (annealed condition) |
Application
- Aerospace: Turbine components, engine parts, and exhaust systems.
- Chemical Processing: Heat exchangers, reactors, and pressure vessels.
- Marine Industry: Offshore platforms, propeller shafts, and seawater systems.
- Power Generation: Gas turbines, nuclear reactors, and heat recovery systems.
- Oil and Gas: Downhole tools, pipelines, and valves.
- Automotive: Exhaust manifolds and turbocharger components.
- Medical Devices: Surgical tools and biocompatible implants.
- Industrial Heating: Furnace parts and high-temperature fixtures.





























































































