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Incoloy Nuts Manufacturer and Supplier in Kolkata, India

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Rinku Fasteners, located in Kolkata, India, has built a solid reputation as a reliable manufacturer and supplier of top-notch Incoloy Nuts, specifically crafted for high-performance industrial applications. With a focus on precision engineering and a commitment to global quality standards, the company offers durable fastening solutions that thrive in tough and corrosive environments. Rinku Fasteners’ Incoloy Nuts are widely utilized in sectors like chemical processing, petrochemical, oil and gas, marine, and power generation. Their dedication to reliability, advanced manufacturing techniques, and customer-centric service has established them as a trusted name, providing products that guarantee safety, longevity, and outstanding performance even in the most demanding conditions.

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Table of Contents

Incoloy Nuts are mainly made up of nickel, iron, and chromium, with carefully controlled amounts of molybdenum, copper, and titanium added to boost corrosion resistance and structural integrity. This alloy is known for its impressive strength, ability to withstand both oxidizing and reducing acids, and excellent protection against pitting and stress-corrosion cracking. On the mechanical side, Incoloy Nuts deliver high tensile and yield strength, good toughness, and dependable performance at elevated temperatures. Their stable alloy structure ensures they last long, making them ideal for fastening systems that face aggressive chemicals, heat, and pressure in critical industrial settings.

Incoloy Nuts Specifications

Grades
  • Incoloy 825 Fasteners Incoloy 800 Fasteners Incoloy 925 Fasteners
ASTM ASTM F2281, ASTM F468M, ASTM F468 UNS N08825, ASTM F467
Incoloy Fasteners Sizes
  • Cold Forming process: M2-M24
  • Hot Forging process: M24-M100, 1-1/2” Dia, up to 1100mm lg
  • CNC Machining for M100 / 4” Dia, up to 1500mm lg
Manufacturing M2, M3, M3.5, M4, M5, M6, M8, M10, M12, M14, M16, M18, M20, M22, M24, M27, M30, M33, M36, M42, M45, M48 to M160 and Custom Metric Incoloy Fasteners
Alloy 825 Bolts Size Metric
  • Dia: M10 – M110
  • Length: 12 – 1200MM
Incoloy Hex Bolts Size Inch
  • Dia: 1/2″ – 4.0″
  • Length: 1/2″ – 52″
Standard Manufacturer of Incoloy Fasteners as per IS, ANSI, ASTM, DIN, ISO, JIS, GB, ASME, BS, UNI, CSN, EU, IFI, PN, and all International Standards
  • American SAE
  • ANSI B 18.2.4 2M
  • American ASME
  • ANSI B 28.2.4 1M
  • GB/T5783, GB/T5782, GB5783
  • ANSI – American National Standards Institute
  • British BS
  • Italian UNI
  • Indian IS
  • International ISO
  • German DIN
  • Spanish CSN
  • Polish PN
  • European EU

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Incoloy Nuts Mechanical Properties

Grade
Tensile Strength (MPa) min
Yield Strength 0.2% Proof (MPa) min
Elongation (% in 50mm) min
Hardness
Rockwell B (HR B) max
Brinell (HB) max
Incoloy Fasteners
Psi – 75,000 , MPa – 520
Psi – 30,000 , MPa –205
30

Incoloy Nuts Chemical Composition

Grade
C
Mn
Si
Fe
S
Cr
Al-Ti
Ni
Incoloy Fasteners
min.
39.5
19.0
0.15
30.0

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Commited to High Quality Service

To satisfy our clients needs by providing high quality products at competitive price as per the schedule and to maintain long term relationship with our clients.

Incoloy Nuts find their place in various industries that require outstanding corrosion resistance and high-temperature stability. They’re commonly used in chemical plants, oil and gas facilities, petrochemical units, and acid production systems, where harsh chemicals like sulfuric and phosphoric acids are often encountered. Additionally, these nuts are essential in marine engineering, pollution control equipment, heat exchangers, desalination plants, and nuclear processing applications. Their ability to withstand extreme conditions makes them a go-to choice for demanding industrial environments.

LARGEST INVENTORY

ON TIME DELIVERIES

CUSTOMER SUPPORT

Types of Incoloy Nuts

Incoloy 600 Nuts
Incoloy 625 Nuts
Incoloy 718 Nuts
Incoloy 718 Stud Nuts
Incoloy 2 Way Lock Nuts
Incoloy Coupler Nuts

We take extra care to pack our Incoloy nuts at Rinku Fasteners. Every nut is then covered with protective materials to ensure that they do not get damaged, corroded or contaminated during transportation. Some of our packaging products are cartons and we also provide packaging solutions that meet your unique requirements. The labeling and packing methods make it easy to identify and handle the products, which is a sign that we provide quality products in good condition.

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Aerospace Industry
Petrochemical Industry
Defence Industry

Incoloy Nuts Applications