Wuxi Nickel Alloy New Material Technology Co., Ltd
Wuxi Nickel Alloy New Material Technology Co., Ltd
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Stellite 6 Rod: Premium Cobalt-Chromium Alloy for Extreme Wear and Corrosion Resistance
Stellite 6 rod is a cobalt-based alloy renowned for its exceptional wear resistance, high-temperature strength, and corrosion resistance. Commonly used in demanding applications across various industries, it maintains its hardness and structural integrity even under extreme conditions.
| Element | Content (%) |
|---|---|
| Cobalt (Co) | Balance |
| Chromium (Cr) | 26.0 – 32.0 |
| Tungsten (W) | 3.5-5.5 |
| Carbon (C) | 0.9-1.4 |
| Nickel (Ni) | ≤5.0 |
| Iron (Fe) | ≤6.0 |
| Silicon (Si) | ≤1.5 |
| Manganese (Mn) | ≤1.0 |
| Molybdenum(Mo) | ≤1.5 |
| Phosphorus (P) | ≤0.03 |
| Sulfur (S) | ≤0.03 |
| Property | Value |
|---|---|
| Tensile Strength | ≥790 MPa |
| Yield Strength (0.2% offset) | ≥660 MPa |
| Elongation | ≥3% |
| Hardness (Rockwell C) | 36-45 HRC |
| Property | Value |
|---|---|
| Density | 8.44 g/cm³ |
| Melting Point | 1285-1410 °C |
| Thermal Conductivity | 14.82W/m·K |
| Electrical Resistivity | 106 µΩ·cm |
| Modulus of Elasticity | 220 GPa |
Stellite 6 rod is widely used in various industries for its superior properties:
Aerospace: Turbine blades, exhaust valves, and other high-temperature components.
Oil & Gas: Valve seats, pump components, and drilling tools exposed to abrasive environments.
Power Generation: Gas turbine blades, boiler components, and steam turbine seals requiring high wear resistance.
Industrial Machinery: Cutting tools, extrusion dies, and wear plates in manufacturing equipment.
1. What is Stellite 6 rod?
Stellite 6 rod is a cobalt-chromium-tungsten alloy known for its excellent wear resistance, high-temperature strength, and corrosion resistance.
2. What are the main applications of Stellite 6 rod?
It is used in aerospace, oil & gas, power generation, and industrial machinery for components exposed to high wear and extreme conditions.
3. How is Stellite 6 rod processed?
Stellite 6 rod can be welded using conventional methods such as TIG and MIG welding, with preheating and post-weld heat treatment to maintain properties.
4. What are the advantages of using Stellite 6 rod?
It offers high wear resistance, excellent strength at elevated temperatures, good corrosion resistance, and suitability for extreme environments.