Alloy 20

Alloy 20 Products List -

Alloy 20 Fasteners

• Alloy 20 Fasteners

Alloy 20 Stud Bolts

• Alloy 20 Stud Bolts

Alloy 20 Hex Bolts

• Alloy 20 Hex Bolts

Alloy 20 Hex Nuts

• Alloy 20 Hex Nuts

Alloy 20 Flat & Spring Washer

• Alloy 20 Flat & Spring Washer

Welcome to our detailed product page dedicated to Alloy 20, a specialized alloy renowned for its exceptional corrosion resistance and versatility in demanding environments. In this comprehensive guide, we will delve into the intricacies of Alloy 20, exploring its composition, properties, applications, and more. Join us as we uncover the unique characteristics that make Alloy 20 a preferred choice in various industries worldwide.

What is Alloy 20?

Alloy 20, also known as Carpenter 20 or Incoloy® alloy 20, is a nickel-iron-chromium-based alloy with copper and molybdenum additions. Developed to provide superior resistance to a wide range of corrosive environments, Alloy 20 is particularly well-suited for applications involving sulfuric acid, phosphoric acid, chlorides, and other aggressive chemicals. Its exceptional corrosion resistance and excellent mechanical properties make it a highly sought-after material in industries where reliability and performance are paramount.

Alloy 20 Material:

Alloy 20 belongs to the austenitic stainless steel family and is characterized by its face-centred cubic crystal structure. This structure imparts excellent ductility, toughness, and formability to Alloy 20, allowing for easy fabrication and construction. Adding nickel and molybdenum enhances its resistance to corrosion, while copper improves its ability to resist sulfuric acid attack. As a result, Alloy 20 exhibits superior performance in corrosive environments compared to standard stainless steel.

Alloy 20 Density:

The density of Alloy 20 typically ranges from 7.88 to 8.05 g/cm³, depending on the specific alloy composition and processing conditions. Despite its relatively moderate density, Alloy 20 offers excellent strength and corrosion resistance, making it suitable for various structural and functional applications.

Alloy 20 Composition:

Alloy 20 derives its exceptional properties from a carefully balanced composition of nickel, chromium, iron, copper, and molybdenum, along with small additions of niobium and nitrogen. The precise composition may vary slightly depending on the specific grade and manufacturer, but typical compositions include:

• Nickel (Ni): Provides corrosion resistance and stability at high temperatures.
• Chromium (Cr): Enhances resistance to oxidation and corrosion in various environments.
• Molybdenum (Mo): Improves resistance to pitting, crevice corrosion, and chloride-induced stress corrosion cracking.
• Copper (Cu): Enhances resistance to sulfuric acid and other acidic environments.
• Iron (Fe): Provides structural stability and strength.

Alloy 20 Properties:

• Corrosion Resistance: Alloy 20 exhibits exceptional resistance to various corrosive environments, including sulfuric acid, phosphoric acid, chlorides, and organic acids. This resistance extends to oxidizing and reducing conditions, making it suitable for chemical processing, petrochemical, and pharmaceutical applications.
• Mechanical Properties: Alloy 20 offers excellent mechanical properties, including high tensile and yield strength and good ductility and toughness. These properties remain consistent at elevated temperatures, ensuring reliable performance in demanding service conditions.
• Weldability: Alloy 20 is readily weldable using conventional welding techniques, allowing easy fabrication and assembly. Proper welding procedures must be followed to maintain the alloy's corrosion resistance and mechanical properties.
• Thermal Stability: Alloy 20 retains its mechanical properties and corrosion resistance over a wide temperature range, from cryogenic temperatures up to approximately 1000°C (1832°F). This thermal stability makes it suitable for both low- and high-temperature applications.

Alloy 20 Uses:

Alloy 20 finds application in a diverse range of industries and environments, including:

• Chemical Processing: Alloy 20 is widely used in chemical processing plants to construct reactors, vessels, piping, and heat exchangers exposed to corrosive chemicals.
• Pharmaceutical Industry: In pharmaceutical manufacturing, Alloy 20 is employed in equipment and process systems where cleanliness, corrosion resistance, and product purity are essential.
• Food and Beverage: Alloy 20 is utilized in food and beverage processing equipment, such as storage tanks, piping, and heat exchangers, where it meets stringent hygiene and corrosion resistance requirements.
• Marine and Offshore: Alloy 20 is utilized in marine and offshore applications, including seawater desalination plants, offshore platforms, and marine equipment, where it withstands corrosion in aggressive marine environments.

Vision Alloys, based in Mumbai, India, is a leading manufacturer and supplier of high-quality Alloy 20 products. Committed to excellence and customer satisfaction, Vision Alloys delivers Alloy 20 materials tailored to meet the unique requirements of diverse industries. Partner with Vision Alloys to experience the reliability and performance of Alloy 20 in your critical applications.

Alloy 20 is a testament to the ingenuity of materials engineering, offering unparalleled corrosion resistance, mechanical properties, and versatility in demanding environments. With Vision Alloys as your trusted partner, unlock the full potential of Alloy 20 for your most challenging applications and embark on a journey of reliability and performance.