Nickel 600 vs. EN 1.4584 Stainless Steel
Nickel 600 is a nickel alloy, while EN 1.4584 is a cast stainless steel. Their base metals differ significantly: Nickel 600 is primarily nickel-based and designed for high-temperature and corrosive environments; while EN 1.4584 is an iron-based stainless steel. Therefore, their mechanical, physical, and chemical properties differ, making them suitable for different applications.
What are the uses of Inconel 600?
Inconel 600 alloy is used in the electronics industry to manufacture components such as cathode ray tube supports, thyristor grids, tube supports, and springs. This alloy is also a standard structural material for nuclear reactors.
EN 1.4584 steel is a high-quality stainless steel material with good corrosion resistance and high-temperature strength. Its chemical composition mainly includes elements such as chromium, nickel, molybdenum, and nitrogen. It is commonly used in the manufacture of components such as building decoration, railway vehicles, bolts, and nuts. The yield strength of this material is generally between 210-550 MPa, and the tensile strength is between 450-650 MPa, making it suitable for long-term operation at high temperatures.
Nickel 600 (Inconel 600) is a nickel-chromium-iron-based solid solution strengthened alloy. Its main components include nickel (≥72%), chromium (14-17%), and iron (6-10%). This alloy has excellent resistance to high-temperature oxidation and corrosion, forming a dense oxide film in environments up to 1200°C, resisting corrosion from chloride ions, nitric acid, and alkaline solutions. Nickel 600 is widely used in high-temperature corrosion environments such as nuclear reactors, aerospace engine components, petrochemical equipment, and heat treatment furnaces. Its physical properties include a density of 8.43 g/cm³, a melting point of 1370-1430℃, a yield strength of 240 MPa, and a tensile strength of 550 MPa, making it suitable for manufacturing oxidation-resistant parts that withstand low loads below 1100℃.
Chemical Composition Comparison: EN 1.4584 Steel vs Nickel 600
| Element | EN 1.4584 (Cast Stainless Steel, UNS J93404) | Nickel 600 (UNS N06600) |
|---|---|---|
| Iron (Fe) | Balance | 6.0 – 10.0 % |
| Nickel (Ni) | 5.0 – 7.0 % | ≥ 72.0 % |
| Chromium (Cr) | 18.0 – 21.0 % | 14.0 – 17.0 % |
| Molybdenum (Mo) | 3.0 – 4.0 % | – |
| Copper (Cu) | 1.0 – 2.0 % | ≤ 0.50 % |
| Manganese (Mn) | ≤ 2.0 % | ≤ 1.0 % |
| Silicon (Si) | ≤ 2.0 % | ≤ 0.50 % |
| Carbon (C) | ≤ 0.07 % | ≤ 0.15 % |
| Sulfur (S) | ≤ 0.04 % | ≤ 0.015 % |
| Phosphorus (P) | ≤ 0.045 % | – |
| Nitrogen (N) | – | – |
| Aluminum (Al) | – | ≤ 0.30 % (typical) |
| Titanium (Ti) | – | ≤ 0.30 % (typical) |
| Cobalt (Co) | – | – |
| Other Elements | – | ≤ 0.30 % |
Physical Properties Comparison: EN 1.4584 Steel vs Nickel 600
| Property | EN 1.4584 (Cast Stainless Steel, UNS J93404) | Nickel 600 (UNS N06600) |
|---|---|---|
| Density | 7.85 – 7.95 g/cm³ | 8.47 g/cm³ |
| Melting Range | 1350 – 1400 °C | 1354 – 1413 °C |
| Thermal Conductivity (20°C) | 15 – 18 W/m·K | 14.8 W/m·K |
| Specific Heat Capacity (20°C) | 460 – 500 J/kg·K | 460 J/kg·K |
| Coefficient of Thermal Expansion (20–100°C) | 15.0 – 16.5 μm/m·°C | 13.3 μm/m·°C |
| Modulus of Elasticity | 190 – 200 GPa | 207 GPa |
| Electrical Resistivity (20°C) | 0.75 – 0.95 μΩ·m | 1.03 μΩ·m |
| Magnetic Permeability | Slightly magnetic to non-magnetic (depends on structure) | Slightly magnetic (1.01 – 1.10 μ) |
| Poisson's Ratio | 0.28 – 0.30 | 0.29 |
| Hardness (As-cast/Annealed) | 150 – 220 HB | 65 – 90 HRB |
| Maximum Service Temperature (Continuous) | ≈ 400 °C | ≈ 1095 °C |
| Thermal Diffusivity (20°C) | ≈ 4.0 – 5.0 mm²/s | 3.8 mm²/s |
| Thermal Expansion (20–400°C) | 16.0 – 17.5 μm/m·°C | 14.5 μm/m·°C |
| Specific Gravity | 7.85 – 7.95 | 8.47 |
| Thermal Conductivity (500°C) | 20 – 23 W/m·K | 26.8 W/m·K |
| Specific Heat (100°C) | 480 – 520 J/kg·K | 480 J/kg·K |
| Feature | Nickel 600 | EN 1.4584 |
|---|---|---|
| Classification | Nickel Alloy (UNS NO6600) | Cast Stainless Steel (UNS J93404 or W.Nr. 1.4584) |
| Base Metal | Nickel | Iron |
| Typical Use | High-temperature and corrosive environments | General-purpose, corrosion-resistant applications |
| Key Alloying Elements | Nickel, chromium, iron | Iron, nickel, chromium, molybdenum, copper |
| Mechanical Properties | Stiff, strong, and durable | Specific mechanical properties will vary depending on the casting process and heat treatment |
| Corrosion Resistance | Excellent, particularly in high-temperature, high-pressure corrosive environments | Good general corrosion resistance |
| Cost | Generally higher | Generally lower |
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 also supplies custom Inconel 600 products in various sizes and specifications. Please send us your drawings for a quote!
