Inconel high-temperature alloy

Inconel is a high-performance nickel-based superalloy known for its exceptional resistance to high temperatures, oxidation and corrosion. The alloy is primarily composed of nickel (Ni), chromium (Cr) and iron (Fe), making it indispensable in extreme conditions such as high temperatures, pressures and aggressive chemical environments. Unlike ordinary steel, although the melting point of steel may be higher than that of nickel, it will quickly lose strength and corrosion resistance at high temperatures; nickel-chromium iron alloys can still maintain excellent mechanical properties in a hot state and form a dense protective oxide layer to effectively resist high-temperature corrosion.

With excellent mechanical strength, thermal stability and durability, Inconel is widely used in aerospace, energy, chemical and marine engineering fields.

Inconel 600

Inconel 600 is a nickel-chromium-iron solid solution strengthened alloy with excellent oxidation and corrosion resistance in high temperature environments. Its excellent heat resistance, high mechanical strength and stability to chemical media make it the first choice material under extreme working conditions. The alloy has good hot and cold working properties and excellent weldability. It exhibits high plasticity in environments below 700°C and can be further strengthened by cold deformation, making it suitable for various welding and brazing processes. Inconel 600 can operate at temperatures up to 1100°C in low-load oxidizing environments.

Nickel-Chromium-Iron Alloy

Inconel 600

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✓ COC & Test Certificates
✓ Established in 2002
✓ OEM & Custom Sizes

Inconel 600 is a nickel-chromium-iron solid solution strengthened alloy with excellent high-temperature oxidation and corrosion resistance, making it a preferred material for applications requiring resistance to heat, stress, and chemical exposure. It offers good hot and cold workability, strong welding performance, and high plasticity below 700°C. The alloy can be cold-worked for strengthening and is suitable for welding and brazing using various methods. It performs well in low-load oxidation-resistant applications at temperatures up to 1100°C.

Specifications

Plate / Sheet
Thickness: 0.5mm-100mm
Width: 500mm-2000mm
Length: 1000mm-6000mm
Rod
Diameter: 5mm-500mm
Length: 500mm-6000mm
Tube
Outer Diameter: 6mm-273mm
Wall Thickness: 0.5mm-50mm
Length: ≤ 12000mm
Wire
Diameter: 0.1mm-10mm
Delivery Forms: Coiled wire or straight wire

Chemical Composition

Carbon (C): ≤0.15

Manganese (Mn): ≤1

Iron (Fe): 6-10

Phosphorus (P): ≤0.015

Sulfur (S): ≤0.015

Silicon (Si): ≤0.5

Copper (Cu): ≤0.5

Nickel (Ni): ≥72

Chromium (Cr): 14-17

Physical & Mechanical Properties

Inconel 600	Annealed	Solid Solution Strengthened
Tensile Strength (Rm N/mm²)	550	500
Yield Strength (Rp 0.2N/mm²)	240	180
Elongation at Break A5 (%)	30	35
Brinell Hardness (HB)	≤195	≤185
Density (g/cm³)	8.4
Melting Point (°C)	1370-1425°C

Supply Capability

Item	Details
Lead Time	Samples 5-10 days; production 15-30 days
MOQ	Small trial orders accepted
Samples	Available on request
Packaging	Export-standard coil spools / wooden cases
Certificate	COC with chemical composition analysis
Payment	T/T, L/C

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Frequently Asked Questions (FAQ)

At what temperature can Inconel 600 be operated in a low load oxidizing environment?

up to 1100°C. At the same time, it can maintain high plasticity below 700°C, and is reliable in load-bearing and forming. The material has a melting point of approximately 1370-1425°C and a density of 8.4 g/cm³. It is a nickel-chromium-iron solid-solution strengthened alloy with excellent high-temperature oxidation resistance and corrosion resistance. It is a classic universal grade of the Inconel series.

What are the composition and mechanical properties of Inconel 600?

What is the welding performance of Inconel 600?

How to distinguish between Inconel 600 and Inconel 601?

Both are nickel-chromium-iron solid solution alloys: 600 has higher nickel (≥72%), 601 has 58-63% nickel but mentions 21-25% chromium, and also adds 1.0-1.7% aluminum. 600 focuses on general high-temperature oxidation and corrosion resistance, high plasticity and easy forming below 700°C; 601 relies on aluminum to strengthen the oxide film, has better resistance to peeling, and is suitable for cyclic oxidation conditions. Choose one based on temperature and media type.

In what scenarios is Inconel 600 usually used?

600 is resistant to high temperatures, oxidation, and chemical media. It is often used in heat treatment furnace components, chemical and petroleum equipment, and heat-resistant structural parts that require long-term stable service. The annealed tensile strength is about 550 N/mm², and the strength, plasticity, and processability are balanced. It is suitable for general-purpose high-temperature corrosion-resistant materials. Manufacturers can supply plates, rods, tubes, and wires.

Inconel high-temperature alloy

Inconel 600

Nickel-Chromium-Iron Alloy

Inconel 600

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Frequently Asked Questions (FAQ)

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