INCONEL HX Nickel Superalloy (UNS N06002)，1

### **Product Introduction: INCONEL® HX (UNS N06002)** **INCONEL® HX** is a nickel-chromium-iron-molybdenum alloy designed for exceptional high-temperature strength and outstanding oxidation resistance. As a solid-solution strengthened superalloy, it maintains excellent mechanical properties and structural stability at temperatures up to 1200°C (2192°F), making it particularly suitable for high-temperature furnace components and industrial heating applications. The alloy demonstrates remarkable resistance to carburizing and sulfidizing atmospheres, while maintaining good fabricability and weldability. Its balanced composition provides reliable performance in both oxidizing and reducing environments, ensuring long service life in demanding thermal processing applications. --- ### **Chemical Composition** | Element | Content (%) | |---------|-------------| | **Nickel (Ni)** | 47.0 min | | **Chromium (Cr)** | 20.5 - 23.0 | | **Iron (Fe)** | 17.0 - 20.0 | | **Molybdenum (Mo)** | 8.0 - 10.0 | | **Cobalt (Co)** | 0.50 - 2.50 | | **Tungsten (W)** | 0.20 - 1.00 | | **Carbon (C)** | 0.05 - 0.15 | | **Silicon (Si)** | 1.00 max | | **Manganese (Mn)** | 1.00 max | --- ### **Physical Properties** | Property | Value | |----------|-------| | **Density** | 8.22 g/cm³ | | **Melting Point** | 1355 °C | | **Thermal Conductivity** | 12.3 W/m·K (at 20°C) | | **Electrical Resistivity** | 1.18 μΩ·m | | **Modulus of Elasticity** | 211 GPa | | **Coefficient of Thermal Expansion** | 14.0 μm/m·°C (20-1000°C) | | **Specific Heat Capacity** | 460 J/kg·K | | **Magnetic Permeability** | <1.01 | --- ### **Mechanical Properties** **Room Temperature Properties (Annealed):** - **Tensile Strength:** 724 MPa - **Yield Strength (0.2% Offset):** 345 MPa - **Elongation:** 45% - **Hardness:** 85 HRB **Elevated Temperature Performance:** - **Tensile Strength at 870°C:** 310 MPa - **Yield Strength at 870°C:** 195 MPa - **Excellent creep rupture strength** - **Good thermal fatigue resistance** --- ### **Key Characteristics & Advantages** 1. **Exceptional High-Temperature Strength** - Maintains mechanical properties up to 1200°C - Superior creep and stress rupture resistance - Excellent thermal fatigue performance 2. **Outstanding Oxidation Resistance** - Excellent resistance to scaling and oxidation - Good performance in carburizing atmospheres - Resistant to sulfidizing environments 3. **Excellent Fabricability** - Good hot and cold workability - Suitable for conventional welding methods - Can be machined using standard techniques 4. **Thermal Stability** - Maintains microstructure at high temperatures - Resists thermal aging effects - Consistent long-term performance --- ### **Product Applications** **Thermal Processing Industry:** - Radiant tubes and muffles - Furnace retorts and baskets - Heat treatment fixtures - Roller hearth furnace components **Aerospace Industry:** - Combustion chamber components - Afterburner parts - Turbine seals and rings - Exhaust system components **Power Generation:** - Heat exchanger components - Superheater supports - Gas turbine parts - Boiler components **Industrial Applications:** - Chemical processing equipment - Nuclear reactor components - Heat treating fixtures - High-temperature fasteners --- ### **International Standards** | Standard Type | Standard Number | Product Form | |---------------|-----------------|--------------| | **UNS** | N06002 | Unified Numbering System | | **ASTM** | B435 | Plate, Sheet, and Strip | | **ASTM** | B572 | Rod and Bar | | **ASME** | SB-435, SB-572 | Code Cases | | **AMS** | 5536 | Sheet, Strip, and Plate | | **DIN** | 2.4665 | Material Number | --- ### **Summary** **INCONEL HX (UNS N06002)** is a versatile nickel-chromium-iron-molybdenum superalloy that delivers exceptional high-temperature performance and oxidation resistance. Its well-balanced composition provides reliable mechanical properties at temperatures up to 1200°C, making it particularly valuable for thermal processing applications, aerospace components, and power generation equipment. The alloy's resistance to carburizing and sulfidizing environments, combined with excellent fabricability and thermal stability, ensures long service life in demanding high-temperature applications. Certification to major international standards including ASTM, ASME, and AMS specifications guarantees consistent quality and performance, providing engineers with a proven material solution for extreme temperature environments where reliability and durability are critical requirements.

Packing of Standard Packing: Typical bulk packaging includes palletized plastic 5 gallon/25 kg. pails, fiber and steel drums to 1 ton super sacks in full container (FCL) or truck load (T/L) quantities. Research and sample quantities and hygroscopic, oxidizing or other air sensitive materials may be packaged under argon or vacuum. Solutions are packaged in polypropylene, plastic or glass jars up to palletized 3328 gallon liquid totes Special package is available on request.