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Aria Fasteners, located in Hamilton, New Zealand, stands out as a top-notch manufacturer and supplier of Incoloy Stud Bolts, specifically designed for high-temperature and corrosive industrial settings. With a reputation built on precision engineering, adherence to international standards, and a rigorous quality control process, they cater to various industries, including petrochemical, power generation, chemical processing, and offshore operations. Their stud bolts are known for delivering long-lasting reliability, impressive strength, and resistance to corrosion, even in the toughest environments. Thanks to their technical know-how, commitment to on-time delivery, and a customer-first mindset, Aria Fasteners has earned its place as a trusted source for premium Incoloy fastening solutions, both in New Zealand and beyond.
Incoloy Stud Bolts are crafted from nickel-iron-chromium alloys, like Incoloy 800/825, which provide outstanding resistance to oxidation, high-temperature corrosion, and stress corrosion cracking. Typically, their chemical makeup consists of 30–45% nickel, 19–23% chromium, with iron making up the rest, along with trace amounts of titanium, aluminum, and carbon to boost their mechanical properties. These bolts are characterized by high tensile and yield strength, remarkable hardness, and excellent creep resistance at elevated temperatures. The unique blend of thermal stability, corrosion resistance, and mechanical strength makes Incoloy Stud Bolts ideal for harsh chemical environments, high temperatures, and chloride-rich conditions.
| 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 |
|
|
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 stud bolts are used in several high-performance applications. In chemical processing, they are useful in dealing with cases of exposure to harsh chemicals and high temperatures. In aerospace, they offer a reliable means of fastening in conditions that are rather harsh. In power generation, they protect against corrosive agents and high temperatures. Also, Incoloy stud bolts are applied in the oil and gas industries due to their ability to withstand harsh conditions.
Incoloy Stud Bolts find extensive use in scenarios that demand high-temperature strength, durability, and corrosion resistance. You’ll often see them in heat exchangers, boilers, flanged joints, pressure vessels, reactors, and piping systems across petrochemical plants, chemical processing facilities, power generation units, and offshore platforms. Their exceptional resistance to oxidation, scaling, and stress corrosion cracking makes them a reliable choice for these critical applications.
Aria Fasteners is a leading manufacturer and supplier of high-quality fasteners in Hamilton, New Zealand, with over 8 years of experience serving global industries.
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