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MUKAU FASTENERS, a well-respected manufacturer and supplier located in Kinshasa, Congo, specializes in high-quality Hastelloy C276 Nuts. These nuts are crafted to provide outstanding corrosion resistance and mechanical strength, even in the toughest conditions. Renowned for their exceptional performance against harsh oxidizers, acids, and chloride-laden environments, they promise long-lasting durability and reliability. You’ll find Hastelloy C276 Nuts commonly used in sectors like chemical processing, marine engineering, and pollution control. MUKAU FASTENERS is committed to precision manufacturing and upholding international quality standards to cater to the needs of industries around the globe.
Hastelloy C276 Nuts are primarily made up of nickel (the balance), along with molybdenum (15–17%), chromium (14.5–16.5%), iron (4–7%), tungsten (3–4.5%), and trace amounts of cobalt and vanadium. They boast a tensile strength of about 790 MPa and a yield strength of 355 MPa, along with impressive elongation properties. These nuts are designed to resist pitting, crevice corrosion, and stress corrosion cracking, even in both oxidizing and reducing chemical environments, ensuring reliable mechanical stability.
| 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 C276 Nuts find extensive use in the chemical and petrochemical industries for assembling reactors, scrubbers, heat exchangers, and pressure vessels. Their remarkable corrosion resistance makes them perfect for environments that involve chlorides, acids, and strong oxidizing agents. Additionally, these nuts are employed in marine, pharmaceutical, pulp and paper, and waste treatment sectors. Hastelloy C276 Nuts provide secure fastening in applications where high mechanical strength and exceptional corrosion resistance are essential, making them a top choice for demanding engineering projects worldwide.
Mukau Fasteners ensures secure and efficient packaging of Hastelloy C276 nuts to maintain their high quality and integrity. Each nut is individually inspected and carefully packed in durable, moisture-resistant materials to prevent damage during transit. Our packaging is designed to protect against contamination and physical impact, with clear labeling for easy identification. Whether in bulk or custom-sized packages, our approach ensures that the Hastelloy C276 nuts arrive at your facility in optimal condition, ready for immediate use in demanding applications.
Mukau Fasteners is a leading manufacturer and supplier of high-quality fasteners in Kinshasa, Congo, with over 8 years of experience serving global industries.
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