Hastelloy Flanges Manufacturers in India

Hastelloy Flanges

Unicorn Metal Industries is a leading Hastelloy Flanges Manufacturers in India, offering high-performance flange solutions designed for aggressive chemical and corrosive environments. Hastelloy Flanges are widely used in industries where resistance to oxidation, pitting, and chemical attack is essential.

Our product range includes slip-on, weld neck, blind, socket weld, and threaded Hastelloy Flanges manufactured as per ANSI, ASME, DIN, and international standards. These Hastelloy Flanges are part of our industrial flanges manufacturers range and are widely used in chemical processing, marine, and power generation industries. We also provide custom Hastelloy Flanges tailored to project requirements.

Hastelloy Flanges Overview

Hastelloy Flanges are nickel-molybdenum-chromium alloy flanges known for their exceptional resistance to highly corrosive chemicals. These Hastelloy Flanges are specifically designed for environments where conventional materials fail due to chemical attack or extreme conditions.

One of the key advantages of Hastelloy Flanges is their superior resistance to pitting, crevice corrosion, and stress corrosion cracking. These Hastelloy Flanges are widely used in chemical plants, pollution control systems, and offshore applications. At Unicorn Metal Industries, Hastelloy Flanges are manufactured with precision processes, similar to advanced solutions such as Inconel flanges and Incoloy flanges.

Hastelloy Flanges Specifications

Specification Details
Product Hastelloy Flanges
Standard ASTM B564 / ASME SB564
Dimensions ANSI/ASME B16.5, B16.47, B16.48, BS, DIN, EN
Size Range ½" NB to 60" NB
Pressure Class 150#, 300#, 600#, 900#, 1500#, 2500#, PN Series
Face Type FF, RF, RTJ
Types Slip-On, Weld Neck, Blind, Socket Weld, Threaded

Hastelloy Flanges Material Grades

Grade Application
Hastelloy C-22 Chemical processing
Hastelloy C-276 Marine & chemical
Hastelloy C-2000 Highly aggressive environments

Hastelloy Flanges Manufacturing Expertise

Manufacturing precision is essential for Hastelloy Flanges due to their use in highly corrosive environments. At Unicorn Metal Industries, Hastelloy Flanges are produced using controlled forging, machining, and finishing processes to ensure dimensional accuracy and consistent performance.

Manufacturing Capabilities

Manufacturing Process Description Application Advantage
Hot Forging High-temp forming Flanges Strength
CNC Machining Precision finishing All types Accuracy
Drilling Bolt hole creation Flanges Fitment
Heat Treatment Strength enhancement Critical use Durability
Surface Finishing Polishing All flanges Corrosion resistance
Inspection Dimensional checks All products Quality

Chemical Composition of Hastelloy Flanges

Element Range
Nickel Balance
Molybdenum 13–17%
Chromium 14–22%
Iron ≤5%

Mechanical Properties of Hastelloy Flanges

Property Value Unit Importance
Tensile Strength ≥690 MPa High load capacity
Yield Strength ≥283 MPa Structural stability
Hardness ≤250 HB Wear resistance
Elongation ≥40 % Ductility

Types of Hastelloy Flanges We Manufacture

We manufacture a wide range of Hastelloy Flanges designed for excellent corrosion resistance, durability, and performance in aggressive industrial environments.

  • Slip-On Hastelloy Flanges – Easy to install and align, ideal for low to moderate pressure systems where flexibility is required.
  • Weld Neck Hastelloy Flanges – Designed for high-pressure and high-temperature applications, providing superior strength through a strong welded connection.
  • Blind Hastelloy Flanges – Used to seal pipe ends and isolate piping systems, ensuring leak-proof closure in critical environments.
  • Socket Weld Hastelloy Flanges – Suitable for small-diameter pipelines, offering strong and reliable connections.
  • Threaded Hastelloy Flanges – Ideal for applications where welding is not possible, providing secure threaded connections.
  • Lap Joint Hastelloy Flanges – Designed for systems requiring frequent dismantling, offering flexibility and ease of alignment.
  • Ring Joint Hastelloy Flanges – Used in high-pressure systems, providing tight sealing with metal-to-metal contact.
  • Custom Hastelloy Flanges – Manufactured based on engineering drawings to meet specialized industrial requirements.

Applications of Hastelloy Flanges

Hastelloy Flanges are widely used in industries requiring exceptional corrosion resistance. They are commonly used in chemical processing, pollution control, marine, and offshore industries.

These Hastelloy Flanges perform efficiently in aggressive environments involving acids, chlorides, and high temperatures, ensuring long-term reliability.

Why Choose Our Hastelloy Flanges

Selecting the right manufacturer is essential for Hastelloy Flanges used in critical environments. At Unicorn Metal Industries, our Hastelloy Flanges are manufactured with precision, strict quality control, and full traceability to ensure consistent performance. We use certified raw materials and advanced processes to meet international standards. We also offer custom Hastelloy Flanges tailored to project specifications, ensuring durability, reliability, and timely delivery for demanding industrial applications.

Quality Assurance

At Unicorn Metal Industries, strict quality control procedures are followed to ensure the reliability of Hastelloy Flanges. The process includes raw material verification, dimensional inspection, and mechanical testing. Each flange undergoes final inspection before dispatch, ensuring compliance with international standards and consistent performance in demanding industrial applications.

Our Flanges Product Range

Explore our complete portfolio of industrial flanges manufactured for strength, corrosion resistance, and long-term performance.

Frequently Asked Questions

  • What are Hastelloy Flanges used for?
    Hastelloy Flanges are used in highly corrosive environments such as chemical processing plants, marine systems, and pollution control equipment.
  • What grades are available in Hastelloy Flanges?
    Common grades include Hastelloy C-22, C-276, and C-2000, each offering excellent resistance to chemical corrosion and oxidation.
  • Why choose Hastelloy Flanges over stainless steel flanges?
    Hastelloy Flanges offer superior resistance to aggressive chemicals compared to Stainless Steel flanges, making them ideal for harsh environments.
  • Are Hastelloy Flanges suitable for chemical industries?
    Yes, Hastelloy Flanges are specifically designed to withstand aggressive acids and chemical environments.
  • What types of Hastelloy Flanges are available?
    They are available in slip-on, weld neck, blind, threaded, and socket weld types for various industrial applications.
  • How do Hastelloy Flanges compare with Inconel flanges?
    Hastelloy Flanges are better suited for chemical resistance, while Inconel flanges perform better in high-temperature environments.

Request a Quote

If you are looking for reliable Hastelloy Flanges Manufacturers in India, Unicorn Metal Industries can meet your requirements. We supply high-quality Hastelloy Flanges for industrial applications. Contact us today to request a quote or discuss your project requirements.

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