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Product Overview

Introduction To Hastelloy X /Alloy X / UNS N06002

Hastelloy X

MOKSH TUBES & FITTINGS LLP is a renowned manufacturer, supplier, exporter, importer, and stockist of Hastelloy X (UNS N06002) products, including Pipes & Tubes, Pipe Fittings, Flanges, Sheets & Plates, Coils, Bars, Wires, and customized components.

HASTELLOY X is a nickel-chromium-iron-molybdenum alloy developed primarily for high-temperature strength and oxidation resistance. It is widely used in aerospace and industrial gas turbine applications due to its excellent mechanical properties at elevated temperatures (up to 1100°C / 2000°F). Hastelloy X also exhibits good corrosion resistance to mild oxidizing and reducing environments, and its excellent fabricability makes it ideal for complex parts exposed to extreme thermal and mechanical stress.

Chemical Composition

Element Composition (%)
Nickel Balance ( 47%)
Chromium 19 – 23
Molybdenum 8 – 10
Iron 17 – 20
Cobalt 1 – 2
Manganese 1
Silicon 0.08
Carbon 0.15
Aluminum 0.5 – 1.0
Titanium 0.20 – 0.60
Columbium + Tantalum 1.0 – 1.5

Technical Composition

Physical Properties

Property Value
Density 8.19 g/cm³
Melting Point 1260 – 1340 °C
Tensile Strength 110,000 psi / 760 MPa
Yield Strength (0.2% Offset) 60,000 psi / 415 MPa
Elongation 30%

Mechanical Properties

Property Metric Imperial
Tensile Strength (@ 538°C / 1000°F) 760 MPa 110,000 psi
Yield Strength (0.2% offset @ 427°C / 801°F) 400 MPa 58,000 psi
Elastic Modulus (RT) 205 GPa 30,000 ksi
Elongation at Break (@ 204°C / 399°F) 30% 30%
Hardness, Rockwell B (plate) 85-90 HRB 85-90 HRB

Products in Hastelloy X

MOKSH TUBES & FITTINGS LLP, we supply Hastelloy X in multiple product forms suited for high-temperature and corrosion-resistant applications:

Seamless Pipes
Welded Pipes (ERW & EFW)
Tubes (Capillary, U-Bend)
Sheets & Plates
Coils & Strips
Round Bars, Flat Bars, Hex Bars, Square Bars
Pipe Fittings (Elbows, Tees, Reducers, Caps, Stub Ends)
Flanges (Weld Neck, Slip-On, Blind, Socket Weld, Threaded)
Fasteners (Bolts, Nuts, Screws, Washers, Studs)
Custom Fabricated Components

We offer Hastelloy X in a wide range of product forms, including:

Uses and Advantages

Exceptional strength and creep resistance at elevated temperatures
Outstanding oxidation resistance up to 1100°C (2000°F)
Good corrosion resistance in mild oxidizing and reducing atmospheres
Excellent weldability and machinability
Suitable for critical aerospace, turbine, and power generation components

Applications of Hastelloy X

HASTELLOY X is a high-performance alloy designed to thrive in extreme heat and demanding environments. Known for its outstanding strength, excellent oxidation resistance, and good fabricability, it's a go-to choice in industries where both performance and reliability are critical. Its versatility makes it ideal for the following applications:

Aerospace Industry

Widely used in gas turbine engines — including combustors, tailpipes, afterburners, and transition ducts — thanks to its ability to maintain strength and resist oxidation at temperatures beyond 1000°C.

Industrial Furnaces & Heat-Treating Equipment

Perfect for components like burner nozzles, muffles, flame holders, and retorts that face constant high heat and thermal cycling.

Power Generation & Nuclear Applications

Trusted for parts exposed to extreme heat and radiation — such as structural supports, steam generators, and pressure vessels — in both conventional and nuclear power plants.

Chemical & Petrochemical Processing

Used in reactors, reformers, and heat exchangers that demand both high-temperature strength and moderate corrosion resistance.

Welding Applications

Often used as a filler metal for welding high-temperature alloys or dissimilar metals, ensuring durable and heat-resistant joints.

Automotive & Motorsport

Chosen for turbocharger parts, exhaust manifolds, and heat shields where performance under heat and stress is essential.

HASTELLOY X's with its unique combination of heat resistance, mechanical strength, and workability is a trusted material in high-performance environments where failure simply isn’t an option.

WHY CHOOSE US?

Expertise in advanced nickel-based superalloys
High-quality manufacturing meeting aerospace standards
Wide global distribution network
Strong focus on timely delivery and customer satisfaction
Support for custom specifications and fabrication

FAQ's

What is Hastelloy X and why is it widely used in high-temperature applications?

Hastelloy X (UNS N06002) is a nickel chromium iron molybdenum alloy engineered for outstanding high-temperature strength and oxidation resistance up to 1100°C (2000°F). It is widely used in aerospace, industrial furnaces, and power generation because it retains excellent mechanical properties at elevated temperatures while also providing good resistance to mild oxidizing and reducing environments. Its unique combination of durability, creep resistance, and weldability makes it ideal for critical components exposed to extreme thermal and mechanical stress.

What are the key properties of Hastelloy X that make it reliable in extreme environments?

Hastelloy X offers exceptional strength, creep resistance, and oxidation resistance at high temperatures, with a tensile strength of 110,000 psi, yield strength of 60,000 psi, and elongation of 30%. The alloy resists degradation in oxidizing and reducing conditions, retains stability under thermal cycling, and offers excellent fabricability and weldability. These properties make it a preferred choice for industries requiring materials that can withstand both heat and stress without compromising performance.

Which industries commonly use Hastelloy X materials and components?

Hastelloy X is extensively used in aerospace for turbine engines, afterburners, combustors, and transition ducts due to its ability to maintain structural integrity in extreme heat. It is also applied in industrial furnaces, heat treating equipment, and petrochemical processing plants for burner nozzles, muffles, reactors, and reformers. Additionally, it is used in nuclear and power generation facilities for high stress structural components and in automotive and motorsport industries for turbocharger parts, exhaust manifolds, and heat shields.

What types of Hastelloy X products are available from MOKSH TUBES & FITTINGS LLP?

MOKSH TUBES & FITTINGS LLP supplies a wide range of Hastelloy X products including seamless and welded pipes, tubes, sheets, plates, coils, flanges, fittings, fasteners, round bars, and custom-fabricated components. These products are manufactured to meet global quality and aerospace standards, ensuring long-lasting reliability in demanding applications. The company also provides custom specifications to meet client requirements across various industries.

Why choose MOKSH TUBES & FITTINGS LLP for Hastelloy X materials?

MOKSH TUBES & FITTINGS LLP is a trusted manufacturer and global supplier of nickel-based superalloys with expertise in high-performance materials like Hastelloy X. The company maintains strict quality control, supports aerospace-grade manufacturing standards, and offers a strong global supply network. With a focus on timely delivery, custom fabrication, and customer satisfaction, MOKSH TUBES & FITTINGS LLP ensures reliable solutions for industries that demand exceptional performance under extreme conditions.

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