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Punit Fasteners is your go-to manufacturer and supplier of Incoloy Fasteners, proudly based in Delhi, India. We specialize in providing top-notch fastening solutions tailored for industries that operate in extreme temperatures and corrosive environments. Our Incoloy Fasteners are crafted from high-quality nickel-iron-chromium alloys, specifically engineered to withstand oxidation, carburization, and stress corrosion cracking. These fasteners are perfect for applications in heat exchangers, nuclear reactors, chemical processing, marine, and aerospace sectors. We offer a variety of grades, including Incoloy 800, 800H, 800HT, and 825, and provide bolts, nuts, washers, studs, and threaded rods that can be customized to meet international standards and your specific project needs.
Incoloy Fasteners primarily consist of nickel (30–46%), iron, chromium (19–23%), along with trace amounts of molybdenum, copper, and titanium, depending on the grade. This unique blend gives Incoloy its impressive strength and outstanding resistance to both oxidizing and reducing environments. Typically, Incoloy fasteners boast a tensile strength ranging from 500 to 750 MPa and can maintain their mechanical stability even at temperatures exceeding 1000°C. They also excel at resisting pitting, crevice corrosion, and stress corrosion cracking, particularly in acidic and chloride-rich environments.
| Grades |
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| ASTM | ASTM F2281, ASTM F468M, ASTM F468 UNS N08825, ASTM F467 |
| Incoloy Fasteners Sizes |
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| Alloy 825 Bolts Size Metric |
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| Incoloy Hex Bolts Size Inch |
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| 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
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Grade |
Tensile Strength (MPa) min |
Yield Strength 0.2% Proof (MPa) min |
Elongation (% in 50mm) min |
Hardness |
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|
Rockwell B (HR B) max |
Brinell (HB) max |
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Incoloy Fasteners |
Psi – 75,000 , MPa – 520 |
Psi – 30,000 , MPa –205 |
30 |
– |
– |
|
Grade |
C |
Mn |
Si |
Fe |
S |
Cr |
Al-Ti |
Ni |
|
|
Incoloy Fasteners |
min. |
– |
– |
– |
39.5 |
– |
19.0 |
0.15 |
30.0 |
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 Fasteners are extensively utilized in demanding applications across a range of industries. In the chemical and petrochemical sectors, they are essential in acid production units, pressure vessels, and heat exchangers. In power and nuclear industries, they play a crucial role in reactor cores, boilers, and high-temperature tubing systems. Marine and offshore platforms depend on Incoloy Fasteners for their saltwater resistance and long-lasting durability. Additionally, aerospace and furnace equipment manufacturers rely on them for components that face thermal cycling and oxidation. With their unmatched combination of strength, temperature resilience, and corrosion resistance, Incoloy Fasteners are truly ideal for mission-critical applications.
Punit Fasteners is a leading manufacturer and supplier of high-quality fasteners in Delhi, India, with over 15 years of experience serving global industries.
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