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Duplex Steel 2205 Fasteners

Name: Duplex Steel 2205 Fasteners
Brand: Skyland Metal & Alloys Inc.
Price: 500.0 INR
Availability: InStock

Price 500.0 INR/ Piece

Get a Price/Quote

MOQ : 1 Kilograms

Duplex Steel 2205 Fasteners Specification

Product Form
Bolts, Nuts, Washers, Screws

Hardness
max 290 HB (Brinell)

Material Composition %
Cr 22%, Ni 5-6%, Mo 3%, N 0.15%, Fe balance

Recyclable
Yes

Width
Custom/Varied (depends on specification)

Temper
Solution Annealed

Diameter
M3 - M56 (standard range); Custom sizing available

Heat Resistance
Yes

Tensile Strength
620 MPa minimum

Size
Custom/Standard as per requirements

Corrosion Resistant
Excellent pitting and crevice corrosion resistance

Coating Type
Uncoated / Can Be Passivated

Product Name
Duplex Steel 2205 Fasteners

Steel Type
Duplex Stainless Steel

Steel Product Type
Fastener (Bolt, Nut, Washer, Screw)

Grade
2205 (UNS S32205 / S31803)

Thickness
As per custom requirement/specification

Shape
Hex Bolt, Hex Nut, Washer (Threaded Fastener Form)

Steel Standard
ASTM A182 / ASTM A479 / ASTM A276

Surface
Smooth, Pickled, Passivated, Bright

Composition
Ferritic-Austenitic Stainless Steel

Application
Chemical Processing, Oil & Gas, Marine, Desalination, Pressure Vessels, Heat Exchangers

Dimension (L*W*H)
Custom as Per Requirement

Weight
Varies with size and dimension

Color
Metallic/Silver

Material Grade
Duplex 2205

Finish Type
Natural / Polished / Passivated

Usage
High strength, high corrosion applications in chemical, marine, oil/gas industries

Thread Type
Metric (mm) / Inch (UNC/UNF/BSW)

Delivery Condition
Bright / Pickled / Passivated / Annealed

Resistance to Stress Corrosion Cracking
Superior compared to 300 series SS

Yield Strength
450 MPa minimum

Magnetic Property
Slightly Magnetic

Machinability
Fair

Standards Available
DIN, ISO, JIS, GB, ASTM, BS

Impact Value
>54 Joules at -46C

Thermal Expansion
13.7 m/mC

Non-Sparking
Yes (suitable for some hazardous environments)

Manufacturing Process
Cold Forged, Hot Forged

Elongation
25% min at break

Density
7.8 g/cm3

Duplex Steel 2205 Fasteners Trade Information

Minimum Order Quantity
1 Kilograms

Delivery Time
7 Days

About Duplex Steel 2205 Fasteners

Duplex steel 2205 fasteners are highly appreciated in engineering and construction because of their features. The major components of this material are the austenite and ferrite phases. It is resistant to stress corrosion, cracking, and pitting, making it suitable for harsh environments.

Superior Mechanical and Corrosion Properties

Duplex Steel 2205 Fasteners are engineered for high strength and long-term durability. Offering a minimum yield strength of 450 MPa and elongation of at least 25% at break, they maintain structural integrity even under harsh conditions. Their high resistance to pitting and crevice corrosion surpasses that of standard 300 series stainless steels, making them highly reliable for severe environments.

Versatility in Application and Customization

These fasteners cater to a multitude of industries including chemical processing, oil and gas, marine, desalination, and the fabrication of pressure vessels and heat exchangers. With a broad range of metric and inch threading options, diameters from M3 to M56, and full custom sizing available, they fit a wide spectrum of demanding installation requirements.

Manufacturing Excellence and Compliance

Duplex 2205 fasteners are produced using advanced cold or hot forging techniques, and are available in delivery conditions such as bright, pickled, passivated, or annealed. Complying with renowned international standards like ASTM A182, A479, and A276, each product ensures quality and performance consistency in critical environments.

FAQ's of Duplex Steel 2205 Fasteners:

Q: How are Duplex Steel 2205 Fasteners manufactured?

A: These fasteners are produced through cold or hot forging processes, followed by solution annealing to achieve the desired mechanical properties. Surface finishes such as pickling, passivation, and bright polishing are applied to enhance corrosion resistance and appearance.

Q: What benefits do Duplex Steel 2205 Fasteners offer compared to other stainless steels?

A: Duplex 2205 fasteners deliver higher strength, enhanced resistance to pitting and crevice corrosion, and superior resistance to stress corrosion cracking compared to conventional 300 series stainless steels. Their non-sparking property also makes them suitable for hazardous environments.

Q: When should I use Duplex Steel 2205 Fasteners in my project?

A: These fasteners are recommended for use in aggressive or corrosive environments, such as chemical processing plants, oil and gas installations, marine, desalination systems, and where high mechanical strength is required.

Q: Where can custom sizes of Duplex Steel 2205 Fasteners be used?

A: Custom-sized fasteners can be used in specialized applications across industries-such as bespoke machinery, pressure vessels, or non-standard assemblies-where standard dimensions do not fit specific engineering requirements.

Q: What is the process for ordering custom Duplex Steel 2205 Fasteners?

A: To order custom fasteners, specify the required dimensions, thread type, surface finish, and delivery condition. Manufacturers and suppliers will confirm feasibility and provide the fasteners as per the project's technical standards and certification needs.

Q: How does the magnetic property of Duplex 2205 affect its usage?

A: Duplex 2205 fasteners are slightly magnetic, which generally does not impact most industrial applications. However, users should verify suitability if non-magnetic characteristics are crucial for sensitive equipment.

Q: What standards do Duplex Steel 2205 Fasteners meet?

A: They comply with various international standards including DIN, ISO, JIS, GB, ASTM (A182, A479, A276), and BS, ensuring widespread global acceptance and compatibility.

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