High-Temperature Hastelloy X Rod for Petrochemical Equipment
Hastelloy X Rod: Premium High-Temperature Alloy for Demanding Applications
Hastelloy X rod, also known as UNS N06002, is a nickel-based superalloy renowned for its exceptional performance in high-temperature and corrosive environments. With a composition that includes nickel, chromium, iron, molybdenum, and small amounts of cobalt and tungsten, this alloy offers outstanding oxidation resistance and strength up to 2200°F (1200°C). Its excellent weldability and fabricability make it ideal for use in aerospace, petrochemical, and industrial furnace applications.
| Element | Content (%) |
|---|---|
| Nickel (Ni) | Balance |
| Chromium (Cr) | 20.5–23.0 |
| Iron (Fe) | 17.0–20.0 |
| Molybdenum (Mo) | 8.0–10.0 |
| Cobalt (Co) | 0.5–2.5 |
| Tungsten (W) | 0.2–1.0 |
| Carbon (C) | 0.05–0.15 |
| Manganese (Mn) | ≤1.0 |
| Silicon (Si) | ≤1.0 |
| Phosphorus (P) | ≤0.04 |
| Sulfur (S) | ≤0.03 |
| Property | Value |
|---|---|
| Tensile Strength | 760 MPa |
| Yield Strength | 340 MPa |
| Elongation | 48% |
| Hardness (Rockwell B) | 89 HRB |
| Modulus of Elasticity | 205 GPa |
| Density | 8.22 g/cm³ |
| Melting Point | 1260–1355°C |
Thermal Conductivity: 9.2 W/(m·°C)
Coefficient of Thermal Expansion: 13.9 µm/(m·°C)
Electrical Resistivity: 114.83 µohm-cm
Aerospace: Gas turbine engines, combustor cans, transition ducts, flame holders, tailpipes, cabin heaters.
Petrochemical: Retorts, muffles, catalyst support grids, furnace baffles.
Industrial: Heat-treating fixtures, furnace retorts, pyrolysis operations.
Energy: Components in power generation systems requiring high-temperature resistance.
Q1: What is the maximum operating temperature for Hastelloy X rod?
A1: Hastelloy X rod maintains its strength and oxidation resistance up to 2200°F (1200°C), making it suitable for high-temperature applications.
Q2: Is Hastelloy X rod weldable?
A2: Yes, Hastelloy X rod exhibits excellent weldability using various welding techniques, including gas tungsten arc welding (GTAW) and gas metal arc welding (GMAW).
Q3: What industries commonly use Hastelloy X rod?
A3: Industries such as aerospace, petrochemical, energy, and industrial manufacturing utilize Hastelloy X rod for components exposed to high temperatures and corrosive environments.