W.Nr 2.4778 UMCo50 Rod High Temperature Cobalt Alloy For Industrial Applications
W.Nr 2.4778 UMCo50 Rod: High-Temperature Cobalt Alloy for Industrial Applications
Product Overview
UMCo50 (also known as Co50, Thermco50, or W.Nr. 2.4778) is a high-performance cobalt-based alloy designed for applications requiring exceptional thermal shock resistance, wear resistance, and high-temperature strength. With a melting point ranging from 1380°C to 1395°C, it outperforms many nickel-based alloys in extreme conditions. This alloy is particularly suitable for industries such as steel manufacturing, chemical processing, aerospace, and energy production.
Chemical Composition (EN 10295)
| Element | C (%) | Si (%) | Mn (%) | P (%) | S (%) | Cr (%) | Mo (%) | Ni (%) | Nb (%) | Co (%) | Fe (%) |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Range | 0.05–0.25 | 0.50–1.50 | 1.5 | 0.04 | 0.03 | 27–30 | 0.50 | 4.0 | 0.50 | 48–52 | Balance |
Mechanical Properties
| Property | Value |
|---|---|
| Density | 8.1 g/cm³ |
| Yield Strength | 490MPa |
| Ultimate Tensile Strength | 235 MPa |
| Elongation at Break | 10% |
| Hardness | 35 HRC |
Physical Properties
| Property | Value |
|---|---|
| Melting Point | 1380–1395°C |
| Thermal Conductivity | 0.022cal/cm/sec./°C |
| Specific Heat | 0.5J/g·K |
| Thermal conductivity | 9.2W/K.m |
Standards and Specifications
| Standard | Description |
|---|---|
| ASTM B425 | Cold Rolled Rod |
| EN 10295 | Cobalt-Based Alloys |
| ISO 9001:2015 | Quality Management Systems |
Applications
UMCo50 rods are ideal for
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Skid Rails in Steel Mills: Operating at temperatures up to 1350°C, UMCo50 provides superior thermal shock resistance compared to traditional alloys.
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Chemical Processing Equipment: Resistant to sulfuric acid and nitric acid, making it suitable for harsh chemical environments.
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Aerospace Components: Utilized in high-stress, high-temperature applications requiring reliable performance.
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Energy Production: Components exposed to extreme thermal cycling benefit from UMCo50's durability.
FAQs
Q1: What is the maximum operating temperature for UMCo50 rods?
A1: UMCo50 rods can operate effectively up to temperatures of 1350°C, making them suitable for high-temperature applications.
Q2: Can UMCo50 rods be welded?
A2: Yes, UMCo50 rods can be welded using standard welding techniques. For enhanced wear resistance, consider using hardfacing alloys during welding.
Q3: How does UMCo50 compare to other cobalt-based alloys?
A3: UMCo50 offers superior thermal shock resistance and higher melting points compared to many other cobalt-based alloys, ensuring better performance in extreme conditions.
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