Your Professional Duplex Steel Coil Supplier

 

Jiangsu Cunrui Metal Products Co., Ltd. was established on March 24, 2016. It is a modern enterprise specializing in the production and export of high-quality metal pipes.

 

Our company is a significant manufacturer of high-quality metal materials in China. Our product range includes stainless steel, carbon steel, alloy steel, silicon steel, etc., which are widely used in the medical, food, construction and other industries.

 

 
  • 2205 Duplex Stainless Steel Coil
    2205 duplex stainless steel coil is an alloy stainless steel coil composed of austenitic and ferritic two-phase structures. It is mainly used for structural components, pressure equipment and media
 
Why Choose Us
Production Capacity
Equipped with large-scale production facilities, we have an annual manufacturing capacity exceeding 6,000 metric tons.
24-Hour Online Service
We provide round-the-clock customer support with inquiry responses within 24 hours, including technical assistance and quotation services.
Global Supply Chain Network
Our products have earned widespread recognition and trust across more than 50 countries, including the United States, France, South Korea, Japan, India, Germany, and Spain, as well as key regions such as South Asia, Southeast Asia, and the Middle East.

 

Parameter

Parameter

Specification

Standard

ASTM A240 / ASTM A789 / EN 10088

Grade

2205 Duplex Stainless Steel

Coil Thickness

0.5 – 6.0 mm, customized

Coil Width

1000 – 2000 mm, customized

Coil Weight

1 – 8 tons per coil, adjustable

Surface Finish

2B, BA, No.1, Polished, Pickled

Yield Strength

≥ 450 MPa

Tensile Strength

620 – 850 MPa

Hardness

≤ 28 HRC

Corrosion Resistance

Excellent resistance to pitting, SCC, and general corrosion

Coil Form

Hot-rolled or cold-rolled, available as coil, sheet, or strip

 

Customization Options
 

Custom Sizes

We offer special thicknesses, widths, and lengths tailored to your project requirements.

Comprehensive Processing

Services include slitting, cutting, leveling, polishing, and edge treatments for precise customization.

Surface Treatments

Available surface treatments include pickling, passivation, and bright annealing for enhanced durability and finish.

Multiple Stainless Steel Grades

Choose from various duplex stainless steel grades for comparison, ensuring the best fit for your needs.

 

2205 Duplex Stainless Steel Coil
Benefits of Duplex Steel Coil

Cost-Effectiveness
While duplex steel coils may have a higher initial cost compared to some other materials, their long-term benefits often outweigh the initial expense. The high strength and corrosion resistance reduce maintenance needs and extend the service life of components, leading to overall cost savings.

Versatility
The properties of duplex steel coils make them versatile for a wide range of applications. They are used in various industries, including oil and gas, chemical processing, marine engineering, and construction. The ability to perform well in diverse environments makes duplex steel a reliable choice for many projects.

Reduced Maintenance
The exceptional resistance to corrosion and high strength of duplex steel coils translate into reduced maintenance requirements. Components made from duplex steel require fewer repairs and replacements, which can lower operational costs and improve efficiency.

Improved Performance
The high strength, corrosion resistance, and toughness combination ensures that duplex steel coils deliver superior performance in demanding conditions. This makes them ideal for critical applications where reliability and durability are essential.

Weight Savings
The high strength of duplex steel coils allows for using thinner materials while maintaining structural integrity. This can lead to significant weight savings, which is beneficial in applications where reducing weight can enhance performance and lower transportation costs.

 

Applications of Duplex Steel Coils
 

Oil and Gas Industry
Duplex steel coils are used for pipelines, pressure vessels, and storage tanks in the oil and gas industry. Their resistance to corrosion and high strength make them ideal for handling harsh environments and fluids.

 

Chemical Processing
Duplex steel coils are used in chemical processing facilities for reactors, heat exchangers, and pumps. Their resistance to corrosive chemicals and high temperatures ensures reliable performance in challenging conditions.

 

Marine Engineering
The marine industry utilizes duplex steel coils for components like ship hulls, ballast tanks, and offshore structures. Their resistance to saltwater corrosion and high strength make them suitable for marine environments.

 

Construction
In construction, duplex steel coils are used for structural components, reinforcing bars, and architectural elements. Their high strength and durability contribute to the longevity and performance of structures.

 

Logistics

We will help you to choose the best shipping way according to your detail requirements. By sea, by air, or by express, etc.

 
 

The time frame of an order delivery is divided into two parts

Processing time: 7-14 Days
Shipping time: 20~30 Days

 
 
 

Shipping methods

 

DDP, DAP, EXW, etc.

 
 

Shipping fee

 

The shipping fee will be changed according to every pacel's weight.

 

 

 

Certificate

 

productcate-1-1

 

 

FAQ

 

Q: What is the difference between 304 and 2205 duplex stainless steel?

A: Duplex 2205 stainless steel is a type of stainless steel, which is different from austenitic 304/316 stainless steel, has better mechanical properties, chemical properties, and higher prices. Duplex stainless steel (DSS) is mainly divided into duplex 2205 pipes and fittings, flanges, etc.

Q: What is the low temperature for duplex stainless steel?

A: At the other end of the scale, there is a restriction on the low temperature use of duplex stainless steels compared to austenitic grades. Unlike austenitic steels, duplex steels exhibit a ductile-brittle transition in the impact test. A typical test temperature is minus 46 deg. C for offshore oil and gas applications.

Q: What is the maximum temperature for duplex stainless steel?

A: Similar to other duplex stainless steels, Duplex 2205 has good oxidation resistance at high temperatures. Subject to embrittlement when exposed to temperatures above 572°F (300°C) even when exposed for short periods of time; Duplex 2205 is therefore not recommended for use above 572°F (300°C)

Q: Does duplex stainless steel rust?

A: Duplex stainless steel is known for its corrosion resistance and affordable cost. Essentially, these types of metal alloys have a microstructure that combines austenitic and ferrite steel that makes it much stronger than either of these grades on their own.

Q: Can duplex stainless steel be hardened?

A: Duplex stainless steels cannot be hardened by heat treatment. They can however be work hardened. Solution treatment or annealing can be done by rapid cooling after heating to around 1100°C.

As one of the most experienced duplex steel coil manufacturers in China, we also support customized service. Please rest assured to buy cheap duplex steel coil for sale here from our factory. If you have any enquiry about pricelist and free sample, please feel free to email us.

2205 Duplex Stainless Steel Coil, duplex steel coil
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