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Duplex Steel S32205 Screw

Name: Duplex Steel S32205 Screw
Brand: Skyland Metal & Alloys Inc.
Price: 100.0 INR
Availability: InStock

Price 100.0 INR/ Kilograms

Get a Price/Quote

MOQ : 1 Kilograms

Duplex Steel S32205 Screw Specification

Diameter
M6 to M20 (as ordered)

Heat Resistance
Yes

Material Composition %
Cr: 22%, Ni: 5-6%, Mo: 3%, Fe: Balance

Temper
Annealed / Hardened

Tensile Strength
Min. 620 MPa

Recyclable
Yes

Product Form
SCREW

Chemical Composition
UNS S32205 (22%Cr, 5-6%Ni, 3%Mo, 22%Cr, balance Fe)

Hardness
Max 290 HB

Coating Type
Uncoated / Natural as per customer requirement

Width
As per requirement

Corrosion Resistant
Excellent

Size
Custom as requested

Product Name
Duplex Steel S32205 Screw

Steel Type
Duplex Stainless Steel

Steel Product Type
Screw / Fastener

Grade
S32205

Thickness
Standard per size (threaded fastener thickness as per spec)

Shape
Other

Steel Standard
ASTM A182 / ASTM A276

Surface
Bright / Polished Finish

Composition
22% Chromium, 5-6% Nickel, 3% Molybdenum, 22% Chromium, balance Iron

Application
Marine, offshore, chemical processing, oil & gas, construction

Dimension (L*W*H)
As per custom specification (usually M6 to M20, 12 to 150 mm length)

Weight
Depends on size and length

Color
Metallic Silver

Material Grade
S32205

Finish Type
Polished / Natural

Usage
Industrial fastening, marine, chemical, and construction applications

Head Type
Hex Head / Flange Head

Magnetic Properties
Slightly magnetic due to duplex structure

Thread Type
Metric or UNC/UNF, full or partial thread

ISO Tolerance
ISO 898-1 (where applicable)

Drive Type
Hex drive / Allen drive

Environmental Suitability
Suitable for harsh and corrosive environments

Installation Method
Manual or power tool installation

Quantity per pack
As per order

Packaging
Box / Carton / Bulk bag

Duplex Steel S32205 Screw Trade Information

Minimum Order Quantity
1 Kilograms

Delivery Time
7 Days

About Duplex Steel S32205 Screw

The Duplex steel screw S32205 has a chemical B16, also known as Ferralium 255. It is a lean-alloyed austenitic stainless steel created in the early 1960s and offers superior corrosion resistance to other types of stainless steel. It has good weldability and workability qualities, making it an ideal choice for many applications. Duplex Steel S32205 screw offers remarkable strength and flexibility when exposed to elevated temperatures, making it highly resistant to stress corrosion cracking, pitting and crevice corrosion. This makes it an incredibly reliable material for demanding applications in hostile environments or areas with high levels of chloride or other pollutants present in the atmosphere.

Versatile Performance in Harsh Environments

Duplex Steel S32205 Screws are favored for their remarkable corrosion resistance and toughness, making them ideal for critical applications in marine, chemical, and construction industries. Their dual-phase structure (austenitic-ferritic) ensures longevity, even in environments exposed to saltwater, chemicals, or fluctuating temperatures. The screws maintain structural integrity under significant mechanical stress, meeting ASTM A182/A276 and ISO 898-1 quality standards.

Customizable to Your Specifications

Offered with a variety of thread types (Metric or UNC/UNF), head styles (Hex/Flange), and finishes (polished, natural), S32205 screws can be tailored by diameter (M6-M20) and length (12-150 mm) as requested. Whether you require full or partial threading, hardened or annealed temper, or specific packaging (box, carton, or bulk), each order is prepared to meet your unique project requirements.

FAQ's of Duplex Steel S32205 Screw:

Q: How do I install Duplex Steel S32205 Screws?

A: These screws can be installed using either manual tools or power tools, depending on your project needs. Hex head and hex drive versions are compatible with standard wrenches or Allen keys, allowing for quick and efficient fastening.

Q: What environments are Duplex Steel S32205 Screws suitable for?

A: The screws are specifically designed for harsh and corrosive environments, including marine, offshore, oil & gas, chemical processing, and construction industries, where resistance to saltwater, chemicals, and high temperatures is required.

Q: What are the benefits of using S32205 grade screws over standard stainless steel?

A: S32205 grade screws provide higher strength, superior corrosion resistance, especially against pitting and stress corrosion cracking, and better performance at elevated temperatures compared to standard austenitic stainless steels.

Q: When should I use full thread versus partial thread screws?

A: Full thread screws are best for applications requiring maximum grip along the entire length of the fastener, while partial thread screws are preferred for applications focusing the fastening force at specific contact points.

Q: Where can I use these screws in construction or industrial projects?

A: They can be deployed in a variety of critical fastening applications, such as joining steel structures, equipment assembly, process piping, marine installations, and chemical plant infrastructure.

Q: What is the chemical composition of Duplex Steel S32205 Screws?

A: The chemical makeup includes approximately 22% Chromium, 5-6% Nickel, 3% Molybdenum, and a balance of Iron. This unique alloy blend delivers enhanced mechanical properties and excellent environmental durability.

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