Chemical Resistant Fastening

Hastelloy C22 Fasteners Manufacturer in India

Hastelloy C22 Fasteners manufacturer in India supplying bolts, nuts, stud bolts, washers, and anchor bolts for chemical processing, pollution control, marine, pharmaceutical, and industrial applications.

Hastelloy C22 Fasteners Manufacturer in India

Hastelloy C22 Fasteners are high-performance nickel-chromium-molybdenum alloy fasteners known for their exceptional resistance to oxidizing and reducing chemicals. Designed for use in highly corrosive environments, these fasteners provide excellent protection against pitting, crevice corrosion, stress corrosion cracking, and chemical attack. As a trusted Hastelloy C22 Fasteners Manufacturer in India, we supply precision-engineered fastening solutions for chemical processing, pollution control, marine, pharmaceutical, and power generation industries.

Our range includes Hastelloy C22 bolts, nuts, stud bolts, anchor bolts, washers, hex bolts, hex nuts, U bolts, and socket head bolts manufactured to international standards and customer specifications.

Hastelloy C22 Fasteners Including Bolts Nuts Stud Bolts Washers and Anchor Bolts

About Hastelloy C22 Fasteners

Hastelloy C22 (UNS N06022) is a versatile nickel-based alloy developed to provide outstanding corrosion resistance across a wide variety of aggressive process environments. The alloy contains significant amounts of chromium, molybdenum, and tungsten, allowing it to withstand both oxidizing and reducing media while maintaining excellent mechanical properties.

As a premium grade within the broader range of Nickel Alloy Fasteners, Hastelloy C22 Fasteners are commonly specified for applications involving corrosive chemicals, chlorides, acids, and process fluids where long-term reliability is essential.

Hastelloy C22 Fasteners Specifications

Property	Details
Grade	Hastelloy C22 / UNS N06022
Standards	ASTM F467, ASTM F468
Product Types	Bolts, Nuts, Stud Bolts, Anchor Bolts, Washers
Sizes	M3 to M100 and Custom Sizes
Thread Type	Metric, UNC, UNF, BSW
Forms	Hex Bolts, Hex Nuts, Stud Bolts, U Bolts, Socket Head Bolts, Washers
Certification	Mill Test Certificates Available

Types of Hastelloy C22 Fasteners We Supply

Hex Bolts, Socket Head Bolts & U Bolts

Hastelloy C22 bolts are widely used in chemical plants, process equipment, and industrial systems where superior corrosion resistance and mechanical reliability are required. These fasteners perform exceptionally well in aggressive operating environments.

Hex Nuts & Locking Nuts

Manufactured for secure fastening performance, Hastelloy C22 nuts provide excellent resistance to chemical attack and corrosion. They are commonly used in pressure vessels, reactors, pumps, and industrial processing equipment.

Stud Bolts for Flanged Connections

Hastelloy C22 stud bolts are extensively used in flanged piping systems, heat exchangers, pressure vessels, and chemical processing facilities where dependable sealing and corrosion resistance are critical.

Washers & Anchor Bolts

Our Hastelloy C22 washers and anchor bolts help ensure secure installations and proper load distribution in corrosive industrial environments while supporting long-term operational reliability.

Advantages of Hastelloy C22 Fasteners

Exceptional Corrosion Resistance

Hastelloy C22 offers outstanding resistance to a broad range of oxidizing and reducing chemicals. This makes it suitable for highly aggressive environments where conventional stainless steel fasteners may not provide adequate performance.

Excellent Resistance to Pitting & Crevice Corrosion

The alloy performs exceptionally well in chloride-containing environments and provides excellent protection against localized forms of corrosion that can compromise fastening integrity.

Superior Chemical Compatibility

Hastelloy C22 Fasteners are capable of handling a wide range of acids, chlorides, solvents, and industrial chemicals, making them a versatile solution for process industries.

Reliable High-Temperature Performance

The alloy maintains its mechanical properties and corrosion resistance at elevated temperatures, making it suitable for demanding industrial service conditions.

Long Service Life

Its ability to resist corrosion and environmental degradation helps reduce maintenance requirements, equipment downtime, and replacement costs.

Element	Percentage (%)
Nickel	Balance
Chromium	20.0 – 22.5
Molybdenum	12.5 – 14.5
Iron	2.0 – 6.0
Tungsten	2.5 – 3.5
Cobalt	Max 2.5
Manganese	Max 0.5
Carbon	Max 0.015

Property	Value
Tensile Strength	690 MPa Min
Yield Strength	310 MPa Min
Elongation	45% Min
Density	8.69 g/cm³
Melting Range	1357 – 1400°C

Common Applications of Hastelloy C22 Fasteners

Chemical Processing Plants

Hastelloy C22 Fasteners are extensively used in reactors, pressure vessels, storage tanks, and piping systems handling aggressive chemicals and corrosive process fluids.

Pollution Control Equipment

The alloy performs exceptionally well in flue gas desulfurization systems, scrubbers, waste treatment facilities, and environmental control equipment exposed to corrosive media.

Pharmaceutical & Specialty Manufacturing

These fasteners are widely used in pharmaceutical processing equipment and specialty chemical manufacturing facilities where corrosion resistance and product purity are essential.

Marine & Offshore Installations

Hastelloy C22 Fasteners provide dependable performance in marine environments exposed to chlorides, seawater, and harsh atmospheric conditions.

Power Generation Industry

Power plants utilize Hastelloy C22 fasteners in critical equipment requiring resistance to corrosive environments and elevated operating temperatures.

Why Industries Choose Hastelloy C22 Fasteners

Industry Requirement	Benefit of Hastelloy C22
Corrosion Resistance	Excellent protection against aggressive chemicals
Equipment Reliability	Consistent performance in critical applications
Pitting Resistance	Withstands localized corrosion in chloride environments
Long Service Life	Reduced maintenance and replacement frequency
Process Safety	Reliable material integrity under demanding conditions

Hastelloy C22 Fasteners are widely selected for industries where equipment is exposed to corrosive chemicals, chlorides, acids, and process fluids. Their ability to resist both oxidizing and reducing environments helps improve operational reliability and reduce the risk of premature fastener failure.

Projects requiring broader resistance to severe corrosive chemicals may also consider Hastelloy C276 Fasteners. While both grades offer exceptional corrosion resistance, Hastelloy C22 is particularly known for its resistance to oxidizing environments and localized corrosion, whereas Hastelloy C276 is widely selected for handling a broader range of aggressive chemical process conditions.

Supporting Industrial Fastening Requirements

As a trusted supplier of Hastelloy C22 Fasteners, we provide bolts, nuts, stud bolts, anchor bolts, and washers in a wide range of sizes and specifications. Our products support EPC contractors, OEM manufacturers, chemical processing companies, and industrial buyers seeking dependable fastening solutions for corrosive service environments.

We focus on product quality, technical support, and timely delivery to meet the requirements of critical industrial applications worldwide.

Our Commitment to Quality

Quality remains an integral part of our manufacturing and supply process. All Hastelloy C22 Fasteners undergo inspection for dimensional accuracy, thread quality, material integrity, and compliance with applicable standards before dispatch.

As an ISO Certified Company, we are committed to delivering fastening solutions that meet industry requirements while maintaining consistency, reliability, and long-term performance in demanding chemical processing, marine, and industrial applications.

FAQs

Hastelloy C22 Fasteners are nickel-chromium-molybdenum alloy fasteners designed for use in highly corrosive environments. They offer excellent resistance to acids, chlorides, oxidizing chemicals, and localized corrosion.

These fasteners are available as hex bolts, hex nuts, stud bolts, U bolts, socket head bolts, anchor bolts, and washers in various sizes and specifications.

They are widely used in chemical processing plants, pharmaceutical manufacturing, pollution control equipment, marine systems, and power generation facilities.

Yes, Hastelloy C22 provides excellent resistance to chloride-induced pitting, crevice corrosion, and stress corrosion cracking, making it suitable for aggressive service environments.

Both grades offer outstanding corrosion resistance. However, Hastelloy C22 is particularly effective in oxidizing environments and resisting localized corrosion, while Hastelloy C276 is often selected for broader chemical process applications.

Yes, Hastelloy C22 maintains good mechanical properties and corrosion resistance at elevated temperatures, making it suitable for demanding industrial applications.

Need Technical Assistance?

Choosing the right fastener material is important for ensuring long-term performance in corrosive and demanding service conditions. Factors such as chemical exposure, temperature, and operating environment can influence material selection. Our team can help you select suitable Hastelloy C22 bolts, nuts, stud bolts, anchor bolts, and washers based on your project requirements and application needs.

Hastelloy C22 Fasteners Manufacturer in India