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Poang Fasteners, located in Da Nang, Vietnam, stands out as a top manufacturer and supplier of Hastelloy C22 Fasteners, providing reliable fastening solutions for industries that operate in harsh and corrosive environments. These fasteners are well-known around the world for their remarkable resistance to both oxidizing and reducing agents, chlorides, and stress corrosion cracking, making them the go-to choice for sectors like chemical processing, petrochemical, marine, and power generation. With a commitment to precision and adherence to international quality standards, Poang Fasteners guarantees that each Hastelloy C22 Fastener delivers dimensional accuracy, a long service life, and dependable performance in critical applications.
Crafted from a nickel-chromium-molybdenum-tungsten alloy, Hastelloy C22 Fasteners are engineered to offer exceptional resistance to pitting, crevice corrosion, and attacks from strong oxidizing and reducing agents. They boast impressive tensile and yield strength, toughness, and fatigue resistance, ensuring they maintain their integrity even in high temperatures and chemically aggressive environments. Their ability to withstand stress corrosion cracking and remain stable under extreme operating conditions makes them perfect for demanding industrial applications.
| 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 Fasteners | 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 Fasteners | 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 C22 Fasteners are essential in applications where corrosion resistance is required and in extreme environments. Widely used in the pharmaceutical industry, oil refineries, and marine applications involving exposure to aggressive chemicals and high temperatures These packaging materials are also used in aerospace and electricity generation for critical applications requiring exceptional durability and performance. Their reliability under extreme conditions makes them suitable for a variety of applications requiring durable and flexible docking solutions.
These fasteners find extensive use in chemical and petrochemical plants, securing reactors, heat exchangers, pumps, and valves that are exposed to highly corrosive media. In the marine and offshore industries, they are essential for pipelines, seawater systems, and offshore platforms where resistance to saline conditions is crucial. The oil and gas sector relies on them in refineries, subsea equipment, and high-pressure systems, while power generation plants depend on them for turbines, boilers, and high-temperature piping. Additionally, they play a vital role in pharmaceuticals, pollution control, and desalination plants, where both corrosion resistance and mechanical reliability are key. The durability and strength of Hastelloy C22 Fasteners make them indispensable for critical operations.
Poang Fasteners is a leading manufacturer and supplier of high-quality fasteners in Da Nang, Vietnam, with over 8 years of experience serving global industries.
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