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Super Duplex Steel Ferralium 255 Screw

Name: Super Duplex Steel Ferralium 255 Screw
Brand: Skyland Metal & Alloys Inc.
Price: 100.0 INR
Availability: InStock

Price 100.0 INR/ Piece

Get a Price/Quote

MOQ : 1 Kilograms

Super Duplex Steel Ferralium 255 Screw Specification

Heat Resistance
Yes

Material Composition %
Cr 24-26%, Ni 4.5-6.5%, Mo 2.9-3.8%, Cu 1.5-2.0%

Diameter
Available in various diameters (M2-M20 or custom)

Coating Type
None/Natural

Width
Varies as per specification (usually M2 to M20 or custom)

Size
M2 to M20 (Custom sizes available)

Product Form
Screw

Temper
Annealed/Standard

Tensile Strength
800-950 MPa

Recyclable
Yes

Chemical Composition
25% Cr, 5% Ni, 3.5% Mo, 1.9% Cu, Balance Fe

Corrosion Resistant
Yes, Excellent

Hardness
241 HB max

Product Name
Super Duplex Steel Ferralium 255 Screw

Steel Type
Super Duplex

Steel Product Type
Screws/Fasteners

Grade
Ferralium 255 (UNS S32550)

Thickness
Standard as per screw size

Shape
Cylindrical (Screw)

Steel Standard
ASTM A240, ASTM A479

Surface
Bright/Polished

Composition
Super Duplex Stainless Steel Alloy

Application
Mechanical, Chemical, Marine, Oil & Gas, Construction

Dimension (L*W*H)
Based on customer requirement, standard lengths available

Weight
Varies depending on size

Color
Silver (Natural Metal Finish)

Material Grade
Ferralium 255

Finish Type
Polished/Bright

Usage
For highly corrosive or high-strength engineering applications

Machinability
Good with appropriate tooling

Service Temperature Range
-50C to +300C

ISO Certification
ISO 9001:2015 Certified manufacturing

Minimum Order Quantity
As per buyer's requirement

Packaging
Export-worthy packaging or as required

Impact Strength
High (Charpy V-Notch tested)

Magnetic Properties
Slightly magnetic due to ferrite phase

Head Type
Phillips / Slotted / Hex / Custom

Compliance
RoHS compliant

Certification available
3.1/3.2 EN10204 as required

Fatigue Resistance
Excellent (benefit of duplex structure)

Manufacturing Process
Cold forming or CNC turning

Elongation
20% min at break

Thread Type
Metric / UNC / UNF, customized available

Super Duplex Steel Ferralium 255 Screw Trade Information

Minimum Order Quantity
1 Kilograms

Delivery Time
7 Days

Super Duplex Steel Ferralium 255 Screw About

The distinctive composition of Super Duplex Steel Ferralium 255 Screws grants it remarkable characteristics that make it an attractive material for numerous applications. Its unique blend of elements includes a high concentration of chromium and molybdenum, vital in delivering added strength, corrosion resistance, and durability. Nitrogen and copper further enhance their performance, promoting better resistance to pitting and crevice corrosion while affording an appealing appearance. Additionally, with balanced proportions of austenite and ferrite phases, this superalloy exhibits exceptional mechanical properties and welding characteristics, thereby minimizing the risk of intergranular corrosion.

Advanced Corrosion Resistance

Super Duplex Steel Ferralium 255 Screws deliver outstanding protection against pitting, crevice, and stress corrosion cracking. This makes them well-suited for use in aggressive environments such as offshore platforms, chemical plants, and marine applications, where ordinary fasteners may fail prematurely due to corrosion.

Long-lasting Mechanical Strength

With a minimum yield strength of 550 MPa and tensile strength ranging from 800 to 950 MPa, these screws provide the durability required for high-stress engineering installations. The annealed or standard temper ensures both toughness and resilience, contributing to a prolonged lifespan even in challenging service conditions.

Versatile Application and Easy Installation

Engineered for precision, these screws come in multiple diameters and lengths, accommodating both standard and custom requirements. Phillips heads enable straightforward installation using standard manual or power tools, making them versatile for various industrial and construction uses.

FAQ's of Super Duplex Steel Ferralium 255 Screw:

Q: How are Super Duplex Steel Ferralium 255 Screws installed?

A: These screws are designed for installation with either manual or power-driven tools due to their Phillips (cross or slotted) head design. Their robust construction suits them for secure fastening in demanding applications.

Q: What benefits does Ferralium 255 alloy provide in these screws?

A: Ferralium 255 offers superior resistance to pitting, crevice, and stress corrosion cracking, along with excellent mechanical strength. This makes the screws ideal for harsh environments such as marine, chemical, and oil & gas industries.

Q: When should I use Ferralium 255 screws instead of standard stainless steel fasteners?

A: Use these screws in environments where high corrosion resistance and mechanical strength are required, such as in offshore, chemical processing, or architectural applications exposed to aggressive media.

Q: Where can these screws be applied?

A: Super Duplex Steel Ferralium 255 Screws are suitable for mechanical, chemical, marine, oil & gas, and construction projects, especially where enhanced durability and corrosion resistance are vital.

Q: What is the typical process for ordering these screws?

A: The minimum order quantity is determined by the supplier's policy. Customers can request specific diameters, lengths, and packaging (boxed or bulk), and the screws are supplied as per the agreed requirements with standard or custom dimensions.

Q: What are the environmental and operational benefits of using these screws?

A: These screws are recyclable, highly resistant to multiple forms of corrosion, maintain integrity across a temperature range of -50C to 570C, and offer a long service life, reducing maintenance and replacement costs.

Q: Are Super Duplex Steel Ferralium 255 Screws stocked in various sizes?

A: Yes, they are generally available in a variety of diameters (typically M2 to M20), with custom sizing options supplied on request as per customer specifications.

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