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Aria Fasteners, based in Hamilton, New Zealand, stands out as a top manufacturer and supplier of high-performance Hastelloy C276 bolts, crafted for the toughest industrial settings. These bolts are designed to deliver exceptional corrosion resistance, impressive mechanical strength, and reliable performance even in aggressive chemical and high-temperature situations. With cutting-edge manufacturing techniques and strict testing protocols, Aria Fasteners ensures that every bolt meets high standards of precision, durability, and compliance with international regulations. Trusted by industries like chemical processing, marine engineering, oil and gas, and power generation, the company provides fastening solutions that guarantee long-lasting reliability and structural integrity in challenging environments.
Hastelloy C276 bolts are crafted from a nickel-molybdenum-chromium alloy, enhanced with tungsten, which gives them remarkable resistance to pitting, crevice corrosion, and stress corrosion cracking. This alloy excels in both oxidizing and reducing conditions, making it ideal for severe chemical exposure. On the mechanical side, these bolts boast high tensile strength, excellent thermal stability, and dependable performance under high temperatures and pressure. Their sturdy design ensures they remain durable, even during thermal cycling or extended exposure to corrosive substances, making them a go-to choice for critical fastening needs.
| Specifications | ASTM B574 / ASME SB574 |
|---|---|
| Fasteners size | Bolt / Screw Size : M3 – M56 | 3/6″ to 2″ | Custom Sizes Nuts Size : M3 – M56 | 3/6″ to 2″ | Custom Sizes Washers Size : M3 – M56 | 3/6″ to 2″ | Custom Sizes Machine Screws Size : M1.6 – M12 Self Tapping Screw Size : No.2 – No. 14 |
| Fasteners Length | 3 mm to 200 mm |
| Fastener Threads | UNF, BSW, BSF, METRIC, UNC or as required |
| Standard of High Nickel Alloy Fasteners | DIN : DIN 934, DIN 931, DIN 970, DIN 933 UTS : UNEF, NPT, UNC, UNS, UNF, NPTF ISO : JIS standards, ISO 4033, ISO 4032, ANSI – American National Standards Institute ASME B18.5 ANSI B 28.2.4 1M as per defined in ASME B16.5 standard Stud Bolt length ANSI B 18.2.4 2M as per defined in ASME B18.2.2 Hex nuts |
| Dimensions | DIN 931, 933, 934, 7991, 976, 125, ASME B18.2.1, B18.3 |
| Surface Coating | Ptfe Coated High Nickel Alloy Fasteners Phosphate Coating Teflon Coating Zinc Coating Hot Dipped Galvanizing Coating Cadmium Coating Xylon Coating |
| Fasteners Finishing | High Nickel Alloy : Self-Colour, Passivated, Bright Zinc Plated (BZP), Hot Dip Galvanised (HDG), High Nickel Alloy, Sherardized, some special one like DACROMET Geometry and Mechanically Applied coating ,Dacroment, nickel plated, anodizing, plated zinc-nickel Zinc (blue, black, yellow, white), black oxide. |
| Grade | C | Mn | Si | Co | S | Ni | Cr | Fe | Mo | W | V | P |
| Hastelloy C276 Bolts | 0.010 max | 1.0 max | 0.08 max | 2.5 max | 0.03 max | Bal | 14.5 – 16.5 | 4 – 7 | 15 – 17 | 3 – 4.5 | 0.35 max | 0.04 max |
| Element | Density | Melting Point | Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
| Hastelloy C276 Bolts | 8.89 g/cm3 | 1370 °C (2500 °F) | Psi – 1,15,000 , MPa – 790 | Psi – 52,000 , MPa – 355 | 40 % |
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.
Hastelloy C276 bolts are essential in applications requiring resistance to harsh environmental conditions and exceptionally strong chemicals. It is widely used in the chemical industry, petrochemical plants, and marine applications where common corrosive agents occur. The high resistance to oxidation and stress corrosion cracking makes them ideal for air space, power generation and industrial equipment applications. These bolts ensure reliable performance and durability under extreme conditions, contributing to the safety and efficiency of critical systems and structures.
These Hastelloy C276 bolts find their place in industries that demand extreme resistance to corrosion and heat. In chemical processing plants, they secure vital equipment like reactors, scrubbers, heat exchangers, and pipelines that face strong acids, chlorides, and solvents. The oil and gas industry relies on them in sour gas environments, high-pressure systems, and offshore facilities, thanks to their outstanding durability.
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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