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Stellite 1 Cobalt Alloy Rod – High-Performance Solution from China Manufacturer
The Stellite 1 Cobalt Alloy Rod is an advanced cobalt-chromium alloy engineered for exceptional hardness, wear resistance, and corrosion protection. Designed for industrial applications, it thrives in harsh environments, maintaining unparalleled performance at high temperatures.
Price: Contact Us for a Custom Quote
Contact us today to get a customized quote for Stellite 1 Cobalt Alloy Rod. We offer flexible pricing options tailored to your needs. Take advantage of our competitive rates, particularly for bulk orders, and enjoy exceptional value for high-performance materials.
Specifications
- Diameter Range:Â 4 mm – 50 mm
- Length:Â Custom lengths available
- Surface Finish:Â Ground, polished, or bright finish
- Standards:Â AWS A5.13 ECoCr-C
Key Features (Advantages)
- Extreme Hardness:Â Features a high level of carbide, ensuring excellent wear resistance.
- Abrasion Resistance:Â Excels in environments with low-angle erosion and severe abrasion.
- High-Temperature Stability: Retains hardness beyond 760°C (1400°F).
- Corrosion Resistance:Â Handles aggressive chemical environments effectively.
- Versatility:Â Suitable for a wide range of industrial applications like pump sleeves or bearing surfaces.
Applications
The Stellite 1 Cobalt Alloy Rod is widely used in industries including but not limited to:
- Aerospace:Â Jet engine components
- Oil & Gas:Â Valve seats and sleeves
- Mining:Â Crushing equipment and wear plates
- Energy:Â Components for high-temperature turbines
Chemical Composition
| Element | Weight (%) |
|---|---|
| Cobalt (Co) | Balance |
| Chromium (Cr) | 26.0-33.0 |
| Tungsten (W) | 11.0-14.0 |
| Carbon (C) | 1.7-3.0 |
| Others (Si, Ni, Mn, Fe, Mo) | Up to 10% combined |
Mechanical Properties
| Property | Value |
|---|---|
| Hardness | 50-58 HRC (550-720 HV) |
| Density | 8.69 g/cm³ |
| Melting Range | 1248-1290°C (2278-2355°F) |
Chemical Properties
- Acid Resistance:Â High performance in sulfuric and hydrofluoric acids.
- Alkaline Stability:Â Solid resistance to caustic solutions.
- Oxidation Resistance: Sustains integrity in air up to 600°C.
Things to Note (Limitations)
While highly durable, please consider the following limitations for optimal usage:
- Stress Cracking:Â Avoid rapid cooling during welding or forming to minimize stress cracks.
- High Impact Loads:Â While abrasion-resilient, toughness may decrease under heavy impact loads.
- Precision Machining:Â Finish operations require carbide tools or grinding due to high hardness.
Corrosion Data for Stellite 1 Cobalt Alloy Rod
| Environment | Chemical Composition | Temperature (°C) | Corrosion Rate (mm/year) | Resistance Level |
|---|---|---|---|---|
| Seawater | NaCl ~3.5% | 30 | <0.02 | Excellent |
| Hydrochloric Acid | HCl 10% | 25 | 0.1 | Moderate |
| Sulfuric Acid | H2SO4 85% | 50 | 0.15 ± 0.02 | Good |
Contact us for detailed corrosion resistance data specific to your application.
Best Welding and Manufacturing Practices
- Welding:Â Use gas tungsten arc welding (GTAW) and matching filler rods for best results. Preheat and control interpass temperatures to avoid cracks.
- Forming: Conduct hot forming between 870–900°C and stress-relieve after forming.
- Machining:Â Employ carbide tools with low speeds and sufficient lubrication. Grinding is recommended for surface finishing.
What Customers Say About Our Stellite 1
Frequently Asked Questions
Q: Is Stellite 1 Cobalt Alloy Rod compatible with other materials?
A: Yes, Stellite 1 is compatible with most industrial materials. However, for optimal performance, ensure it is paired with materials that complement its high hardness and wear-resistant properties.
Q: How can I ensure proper handling of Stellite 1 during welding?
A: Preheat the rod, maintain controlled interpass temperatures, and use matching filler materials. Avoid rapid cooling to minimize cracks and ensure a strong weld.
Q: What industries benefit the most from using Stellite 1?
A: Industries such as aerospace, oil & gas, mining, and power generation benefit significantly due to its high abrasion resistance, excellent durability under extreme conditions, and corrosion protection.
Q: How should I store Stellite 1 Cobalt Alloy Rod to maintain quality?
A: Store the rods in a dry, temperature-controlled environment to prevent surface oxidation and contamination. Handling with lubricated gloves can also help maintain the surface quality.
Q: Can Stellite 1 be used for custom applications?
A: Yes, its composition and performance characteristics make it suitable for custom applications like pump sleeves, crushing equipment, and high-temperature turbine components. Contact us to discuss specific needs.
Q: What maintenance is required for components made from Stellite 1?
A: Components require minimal maintenance due to their wear and corrosion resistance. However, routine inspections for surface wear and proper lubrication can further extend their lifespan.