L605 Cobalt Alloy Plate – Cobalt Alloy Manufacturer From China

The L605 Cobalt Alloy Plate, a high-performance cobalt-chromium alloy, is renowned for its exceptional strength, corrosion resistance, and durability at elevated temperatures. This cobalt-based alloy is widely used in demanding industries such as aerospace, medical, and power generation, where reliability and performance are critical. Its unique cobalt alloy composition ensures versatility and longevity in extreme environments.

Price: Contact Us for a Custom Quote

For detailed pricing and customized quotes for the L605 Cobalt Alloy Plate, please contact our sales team. We offer competitive pricing terms tailored to your project requirements, including bulk order discounts and flexible delivery options.

Specifications

Thickness: 0.5 mm to 50 mm
Width: Up to 2000 mm
Length: Up to 6000 mm or custom-cut
Surface Treatment: Hot-rolled, cold-rolled, polished, or pickled
Standards: AMS 5537, ASTM F90
Forms Available: Plates, sheets, round bars, round rods

Key Features (Advantages)

High-Temperature Strength: Maintains mechanical integrity up to 1093°C (2000°F).
Superior Corrosion Resistance: Resists oxidation and sulfidation in harsh environments.
Excellent Wear Resistance: Ideal for applications involving friction and abrasion.
Biocompatibility: Suitable for medical implants and surgical tools.
Versatile Fabrication: Easily welded and machined for custom components.

Applications of L605 Cobalt Alloy Plate

The L605 Cobalt Alloy Plate is utilized across various industries due to its robust cobalt alloy properties. Common applications include:

Aerospace: Turbine blades, combustor liners, and exhaust components.
Medical: Orthopedic implants, dental prosthetics, and surgical instruments.
Power Generation: Gas turbine components and heat exchangers.
Industrial: High-wear parts, valve components, and chemical processing equipment.

Chemical Composition

Element	Percentage (%)
Cobalt (Co)	Balance
Chromium (Cr)	19.0 - 21.0
Nickel (Ni)	9.0 - 11.0
Tungsten (W)	14.0 - 16.0
Manganese (Mn)	1.0 - 2.0
Iron (Fe)	3.0 max
Carbon (C)	0.05 - 0.15

Mechanical Properties

Property	Value
Tensile Strength	1000 - 1200 MPa
Yield Strength (0.2% Offset)	450 - 600 MPa
Elongation	30 - 40%
Hardness (HRC)	20 - 30

Chemical Properties

The L605 Cobalt Alloy Plate exhibits excellent resistance to acids, alkalis, and oxidative environments. It performs well in sulfuric and hydrochloric acid solutions under moderate conditions. However, prolonged exposure to highly concentrated acids may require additional coatings. The alloy complies with environmental regulations, including RoHS, ensuring safe use in sensitive applications.

Things to Note (Limitations)

Limitations of L605 Cobalt Alloy Plate
- High-Temperature Creep: Prolonged exposure above 1093°C may lead to creep deformation.
- Cost: Higher cobalt alloy price compared to stainless steel alternatives.
- Machining Challenges: Hardness may require specialized tools for precision cutting.
- Not Suitable for Cryogenic Use: Limited performance below -50°C.

Corrosion Data for L605 Cobalt Alloy Plate

Environment	Corrosion Rate (mm/year)
Atmospheric (Urban)	<0.01
Seawater	0.02 - 0.05
10% Sulfuric Acid (25°C)	0.1 - 0.3
5% Hydrochloric Acid (25°C)	0.2 - 0.5

Best Welding and Manufacturing Practices

The L605 Cobalt Alloy Plate supports various welding methods, including TIG (Tungsten Inert Gas), MIG (Metal Inert Gas), and plasma arc welding. Preheating to 200-300°C is recommended to minimize cracking. The alloy can be formed through hot or cold working and machined using carbide tools. For optimal results, consult our technical team for specific fabrication guidelines.

What Customers Say About

Frequently Asked Questions

Q: What is the difference between L605 and Stellite alloys?

A: L605 is a cobalt-chromium alloy optimized for high-temperature strength and biocompatibility, while Stellite alloys are typically harder and used for extreme wear resistance.

Q: What industries use L605 Cobalt Alloy Plate?

A: Aerospace, medical, power generation, and chemical processing industries rely on its durability and corrosion resistance.

Q: Is L605 suitable for high-temperature applications?

A: Yes, it performs well up to 1093°C but may experience creep at prolonged exposure.

Q:How does L605 compare to cobalt base alloys?

A: L605 offers a balanced combination of strength, corrosion resistance, and fabricability, making it versatile for multiple applications.

Q: What is the typical lead time for L605 Cobalt Alloy Plate?

A: Lead times vary based on order size and customization but typically range from 2-4 weeks. Contact our sales team for details.