Stellite4 Cobalt Alloy Sheet – High Durability Cobalt Based Alloys from China

The Stellite4 Cobalt Alloy Sheet is a high-performance cobalt chromium alloy engineered for superior wear resistance and corrosion protection. With a robust cobalt alloy composition, it excels in industries such as aerospace, chemical processing, and marine applications. This cobalt base alloy is a trusted choice for demanding environments requiring long-lasting materials.

Price: Contact Us for a Custom Quote

For pricing on Stellite4 Cobalt Alloy Sheet, contact our sales team. We offer flexible pricing terms, including bulk discounts for Cobalt Based Alloys. Request a quote to meet your project needs.

Specifications

Thickness: 0.8 mm to 15 mm
Width: Up to 2200 mm
Length: Customizable, up to 6000 mm
Surface Treatment: Polished, brushed, or mill finish
Form: Sheet, plate, or coil
Standards: ASTM, ASME, or custom specifications

Key Features (Advantages)

Exceptional Wear Resistance: Ideal for abrasive conditions.
Strong Corrosion Resistance: Performs well in harsh chemical environments.
Thermal Stability: Reliable up to 850°C.
Easy Fabrication: Supports welding and forming for custom designs.
Extended Service Life: Minimizes maintenance and replacement costs.

Applications of Stellite4 Cobalt Alloy Sheet

The Stellite4 Cobalt Alloy Sheet is widely used in industries requiring durable cobalt alloy properties. Key applications include:

Aerospace: Engine components and turbine blades.
Chemical Processing: Pump parts and reactor linings.
Marine: Propeller shafts and valve components.
Power Generation: Wear-resistant parts in turbines.
Medical: Implants and tools leveraging cobalt chrome strength.

Chemical Composition

Element	Percentage (%)
Cobalt (Co)	Balance
Chromium (Cr)	29.0 - 33.0
Tungsten (W)	12.0 - 14.0
Carbon (C)	0.9 - 1.4
Nickel (Ni)	≤ 3.0
Iron (Fe)	≤ 3.0

Mechanical Properties

Property	Value
Tensile Strength	≥ 880 MPa
Yield Strength	≥ 670 MPa
Elongation	≥ 12%
Hardness (HRC)	42 - 48

Chemical Properties

The Stellite4 Cobalt Alloy Sheet offers excellent resistance to acids, alkalis, and oxidative environments, making it suitable for corrosive applications. It performs well against sulfuric and nitric acids but may need coatings in highly alkaline conditions. Due to its cobalt content, cobalt alloy uses may face environmental restrictions in some regions. Always verify local regulations.

Things to Note (Limitations)

While the Stellite4 Cobalt Alloy Sheet is highly versatile, note the following limitations:
- High-Temperature Performance: May lose ductility above 850°C.
- Cost Factor: Higher cobalt alloy price compared to stainless steel.
- Machining Requirements: Hardness necessitates specialized tools.

Corrosion Data for Stellite4 Cobalt Alloy Sheet

Environment	Corrosion Resistance
Atmospheric (Coastal)	Excellent
Mild Chemical (Dilute Acids)	Very Good
Seawater	Good
Concentrated Alkalis	Moderate (Coating Recommended)

Best Welding and Manufacturing Practices

The Stellite4 Cobalt Alloy Sheet supports welding via TIG or MIG methods, with preheating to 200°C advised to prevent cracking. Forming techniques like bending and cutting are feasible with proper tools. For tailored advice on cobalt alloy composition, consult our technical team.

What Customers Say About

Frequently Asked Questions

Q: How does Stellite4 Cobalt Alloy Sheet differ from other cobalt alloys?

A: The Stellite4 Cobalt Alloy Sheet has a balanced cobalt alloy composition with moderate carbon content, offering a mix of wear resistance and toughness compared to harder cobalt based alloys.

Q: Which industries benefit from Stellite4?

A: Aerospace, chemical processing, and marine industries leverage its cobalt alloy properties.

Q: How do I get a quote for Stellite4 Cobalt Alloy Sheet?

A: Contact our sales team for tailored pricing and specifications for Stellite products.

Q: Is Stellite4 environmentally compliant?

A: Yes, but verify local regulations regarding cobalt content for your application.

Q: How does it compare to stainless steel?

A: The Stellite4 Cobalt Alloy Sheet provides superior wear and corrosion resistance but at a higher cobalt alloy price.