When it comes to high-temperature and corrosion-resistant piping solutions, ASTM B564 Hastelloy X Flanges are among the most reliable and widely used components across industries. Designed to perform in extreme environments, these flanges are manufactured using Hastelloy X (UNS N06002 / DIN 2.4665), a nickel-chromium-iron-molybdenum alloy known for its outstanding strength and oxidation resistance.

We specialize in supplying and exporting premium-quality ASTM B564 Alloy X Flanges that meet international standards and customer-specific requirements. Our flanges are widely used in aerospace, chemical processing, gas turbines, and heat treatment applications.

Introduction to ASTM B564 Hastelloy X Flanges

ASTM B564 Hastelloy X Flanges are premium-quality nickel alloy flanges designed for high-temperature and highly corrosive environments. Made from Hastelloy X (UNS N06002), these flanges offer excellent resistance to oxidation, carburization, and stress corrosion cracking.

We manufacture and supply a wide range of ASTM B564 Alloy X Flanges that are widely used in industries such as aerospace, chemical processing, petrochemical plants, and heat treatment industries. Their ability to perform under extreme conditions makes them a preferred choice for critical applications.

What is Hastelloy X?

Hastelloy X is a nickel-chromium-iron-molybdenum alloy known for its:

  • Excellent high-temperature strength
  • Outstanding oxidation resistance up to 1200°C
  • Good fabrication and welding properties
  • Resistance to reducing and oxidizing atmospheres

Because of these properties, ASTM B564 Hastelloy X Flanges are used where durability and reliability are essential.

ASTM B564 Hastelloy X Flanges

Key Features of ASTM B564 Alloy X Flanges

  • High Temperature Resistance: These flanges can withstand extreme heat without losing strength.
  • Corrosion Resistance: Excellent resistance to oxidation and chemical corrosion.
  • Durability: Long service life even in harsh industrial environments.
  • Easy Fabrication: Good weldability and machinability.
  • Versatility: Available in multiple types like Hastelloy X Weld Neck Flanges and Hastelloy X Threaded Flanges.

Types of ASTM B564 Hastelloy X Flanges We Offer

We supply a complete range of flanges in various sizes, pressure classes, and specifications.

➤ Hastelloy X Weld Neck Flanges

Hastelloy X Weld Neck Flanges are ideal for high-pressure and high-temperature applications. They provide excellent stress distribution due to their long tapered hub.

  • Common types: UNS N06002 Wnrf Flange, DIN 2.4665 Weld-Neck Flange
  • Used in pipelines carrying hazardous fluids

➤ Hastelloy X Threaded Flanges

Hastelloy X Threaded Flanges (also known as UNS N06002 Screwed Flange) are used where welding is not feasible.

  • Easy installation
  • Ideal for low-pressure systems
  • Suitable for maintenance-friendly setups

➤ ANSI B16.5 Hastelloy X Spades-Rings-Spacer Flanges

These flanges are used in pipeline isolation systems.

  • Includes spectacle blinds, spades, and spacers
  • Allows quick shut-off for maintenance
  • Common in oil & gas industries

➤ ASTM B564 Hastelloy X Long-Weld-Neck Flange

The ASTM B564 Hastelloy X Long-Weld-Neck Flange is designed for high-pressure vessels.

  • Provides reinforcement
  • Used in heat exchangers and pressure vessels
  • Excellent structural integrity

➤ ASTM B564 Hastelloy X Square Flange

ASTM B564 Hastelloy X Square Flange is typically used in specialized industrial applications.

  • Unique square design
  • Offers better load distribution in specific setups

➤ ANSI B16.5 Hastelloy X Expander Flange

The ANSI B16.5 Hastelloy X Expander Flange is used to connect pipes of different diameters.

  • Reduces the need for reducers
  • Improves flow efficiency

➤ UNS N06002 Nuts-Bolts Flange

We also provide UNS N06002 Nuts-Bolts Flange assemblies for complete flange connections.

  • High-strength fastening
  • Corrosion-resistant hardware
  • Ensures leak-proof joints

Specifications of ASTM B564 Hastelloy X Flanges

Specification Details
Standard ASTM B564 Hastelloy X Flanges
Material Grade Hastelloy X (UNS N06002)
Equivalent Grade DIN 2.4665
Size Range ½” to 48”
Pressure Class 150# to 2500#
Standards ANSI B16.5, ANSI B16.47
Types WNRF, Threaded, Blind, Lap Joint, Socket Weld
Form Forged Flanges
Finish RF, FF, RTJ

Chemical Composition of Hastelloy X (UNS N06002)

Element Composition (%)
Nickel (Ni) Balance
Chromium (Cr) 20.5 – 23.0
Iron (Fe) 17.0 – 20.0
Molybdenum (Mo) 8.0 – 10.0
Cobalt (Co) 0.5 – 2.5
Tungsten (W) 0.2 – 1.0

Mechanical Properties of ASTM B564 Alloy X Flanges

Property Value
Tensile Strength 655 MPa
Yield Strength 310 MPa
Elongation 30%
Hardness ≤ 220 HB

These properties make ASTM B564 Alloy X Flanges highly suitable for high-pressure and high-temperature environments.

Applications of Hastelloy X Flanges

Due to their superior properties, ASTM B564 Hastelloy X Flanges are widely used in:

  • Aerospace industry
  • Gas turbine components
  • Chemical processing plants
  • Petrochemical industries
  • Heat exchangers
  • Furnace components
  • Nuclear power plants

Their resistance to extreme conditions makes them suitable for mission-critical applications.

Related Hastelloy Steel Flanges

Why Choose Us as Hastelloy X Flanges Manufacturers?

As experienced Hastelloy X Flanges Manufacturers, we focus on delivering value and reliability

What Sets Us Apart:
  • Extensive inventory of ASTM B564 Alloy X Flanges
  • Competitive pricing
  • Timely delivery across India and globally
  • Custom sizes and specifications available
  • Strict adherence to international standards

We understand real industrial challenges and provide solutions that work in practical conditions.

Packaging & Delivery

We ensure safe and damage-free delivery of ASTM B564 Hastelloy X Flanges:

  • Wooden boxes / pallets
  • Bubble wrap and plastic protection
  • Marking as per customer requirements
  • Fast shipping across domestic and international markets

ASTM B564 Hastelloy X Flanges are an ideal choice for industries that demand high strength, corrosion resistance, and reliability under extreme conditions. With options like ANSI B16.5 Hastelloy X Spades-Rings-Spacer Flanges, ASTM B564 Hastelloy X Long-Weld-Neck Flange, and UNS N06002 Screwed Flange, they offer flexibility for a wide range of applications.

We combine technical expertise, real-world experience, and strict quality control to deliver flanges that meet global standards and exceed expectations. Whether you need standard sizes or custom solutions, we ensure performance, safety, and long-term value.

Frequently Asked Questions

They are used in high-temperature and corrosive environments such as aerospace, chemical plants, and heat exchangers.
WNRF (Weld Neck): Used for high-pressure applications Threaded Flange: Used where welding is not possibl
Yes, they perform exceptionally well at temperatures up to 1200°C.
They follow standards like ANSI B16.5, ASTM B564, and DIN 2.4665.

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