Comparison of Inconel 601 and 600 plates
Both Inconel 600 and 601 alloy plates are high-performance nickel alloys, but due to the addition of aluminum, Inconel 601 exhibits superior high-temperature oxidation resistance and spalling resistance, making it ideal for furnace components. Inconel 600, on the other hand, offers excellent general corrosion resistance and a wider range of applications. Because of its broader use, it is typically less expensive and suitable for chemical processing and lower-temperature environments. Choose 601 if you need to withstand extreme high-temperature/oxidizing environments; choose 600 if high-temperature performance requirements are not critical and cost is a consideration.
What are the uses of Inconel 600?
It is used in the manufacture of reactors, muffle furnaces, roller hearth furnaces and other furnace components, as well as heat treatment baskets and trays. In the aerospace industry, INCONEL 600 alloy is used to manufacture various engine and airframe components that must withstand high temperatures. Examples include locking wires, exhaust pipe liners, and turbine seals.
Both Inconel Alloy 600 and Inconel Alloy 601 plates are nickel-chromium alloys known for their excellent oxidation resistance and high-temperature performance. However, they possess different characteristics and applications, making them suitable for different environments. The following will provide a detailed comparison of these two alloys, focusing on their chemical composition, mechanical properties, high-temperature performance, corrosion resistance, weldability, and application areas.
Inconel Alloy 600 Sheet & Inconel 601 Sheet Chemical Composition
| Element | Inconel Alloy 600 Sheet | Inconel Alloy 601 Sheet |
|---|---|---|
| Nickel (Ni) | 72-76% | 58-63% |
| Chromium (Cr) | 14-17% | 22-26% |
| Iron (Fe) | Balance | Balance |
| Molybdenum (Mo) | None | None |
| Carbon (C) | ≤0.15% | ≤0.10% |
| Aluminum (Al) | None | 1.0-1.5% |
Inconel 600 Plate & Inconel 601 Plate Mechanical Properties
| Property | Inconel 600 Plate | Inconel Alloy 601 Plate |
|---|---|---|
| Yield Strength (MPa) | 200 – 310 | 250 – 450 |
| Ultimate Tensile Strength (MPa) | 450 – 700 | 550 – 750 |
| Elongation (%) | 30% (min) | 30% (min) |
| Hardness (Rockwell B) | 80-100 | 85-95 |
High-Temperature Performance
| Feature | Inconel Alloy 600 Plate | Inconel Alloy 601 Sheet |
|---|---|---|
| Service Temperature | Up to 1,900°F (1,038°C) | Up to 2,100°F (1,149°C) |
| Oxidation Resistance | Good | Excellent |
| Creep Resistance | Moderate | Very good |
Corrosion Resistance
| Corrosion Type | Inconel Alloy 600 Sheet | Inconel Alloy 601 |
|---|---|---|
| General Corrosion | Very good | Good |
| Pitting Corrosion | Good | Very good |
| Stress Corrosion Cracking | Moderate | Excellent |
| Acid Resistance | Good in non-oxidizing acids | Excellent, even in high-temperature environments |
Application Areas:
Inconel 600 Plate: Chemical processing, furnace components, petrochemical industry, marine environments, general high-temperature applications.
Inconel 601 Alloy Plate: Furnace components (radiant tubes, reactors), gas turbines, aerospace, high-temperature heat exchangers, suitable for applications involving extremely high temperatures and/or oxidizing environments.
Summary of Inconel 600 and Inconel 601 plates
| Feature | Inconel 600 Plate | Inconel 601 Sheet |
|---|---|---|
| Key Advantage | Broad corrosion resistance (esp. SCC) & cost-effective | Superior high-temp oxidation & scaling resistance (Al content) |
| Best For | Chemical processing, moderate heat, general use | Extreme heat, oxidation/carburization, furnace parts |
| Temperature | Up to ~1150°C (2100°F) | Up to ~1200°C (2192°F) |
| Cost | Generally lower due to wider use | Generally higher |
Why Choose Gnee as Your Nickel-Based Alloy Supplier
✅ Over 18 years of export experience, products sold to more than 80 countries
✅ Certified by ISO, SGS, and BV
✅ Global inventory of Inconel, Hastelloy, Incoloy, and Monel alloy tubing, plates, and bars
✅ Custom processing services available – including cutting, polishing, CNC machining, and packaging
✅ Fast delivery within 7-15 days, supported by global logistics partners
📦 Packaging and Shipping
All stainless steel products are packaged using the following methods:
Wooden pallets or crates
Moisture-proof packaging
Labels with furnace number, standard, and size labels
Shipped worldwide by sea, air, or express
Gnee Steel is a supplier of inconel 601 alloy, offering a wide range of products including: seamless pipe (sizes: 4-219 mm; thickness: 0.5-20 mm); welded pipe (sizes: 5.0-1219.2 mm; thickness: 0.5-20 mm); plates (thickness: 0.1 to 100 mm; width: 10-2500 mm); strips; alloy round bars (diameter: 3-800 mm); flat bars (thickness: 2-100 mm; width: 10-500 mm); hexagonal bars (size: 2-100 mm); wire rods; and extruded profiles. We collaborate with steel mills to provide our customers with inconel 601 alloy products that meet or exceed numerous leading industry standards, including ASTM, ASME, SAE, AMS, ISO, DIN, EN, and BS standards.
Gnee Steel stocks and sells inconel 601, pipes, plates, strips, round bars, flat bars, forged billets, hexagonal steel, wire rods, and extruded profiles. Please feel free to contact us at ss@gneesteel.com for a quote.
