Bilal Nickel Alloys, headquartered in Safat, Kuwait, is a trusted manufacturer and supplier of Incoloy 800/800H/800HT Stud Bolts, engineered for exceptional strength, high-temperature resistance, and corrosion durability. These stud bolts are designed to perform reliably in demanding industrial environments, including high-temperature and chemically aggressive applications. With decades of expertise in nickel-iron-chromium alloys, Bilal Nickel Alloys ensures that every stud bolt meets stringent quality standards, providing precise dimensions and long-term performance. Their commitment to engineering excellence and customer satisfaction makes these stud bolts a preferred choice for industries requiring robust, high-strength, and corrosion-resistant fasteners for critical applications.
Incoloy 800/800H/800HT Stud Bolts are primarily composed of nickel (~30–35%), iron (~39–46%), and chromium (~19–23%), with minor additions of titanium and aluminum in 800H/800HT grades to enhance high-temperature strength. This composition provides excellent resistance to oxidation, carburization, and corrosion under elevated temperatures. Mechanically, these stud bolts offer high tensile strength, creep resistance, and good ductility, maintaining integrity under thermal stress and pressure. Their robust microstructure ensures dimensional stability, mechanical reliability, and long-term performance, making them ideal for high-temperature industrial environments such as petrochemical and power generation plants.
| Stud Bolt size | M02 to M33, Custom Sizes |
|---|---|
| Stud Bolts Length | 3 mm to 200 mm |
| Stud Bolt | UNF, BSW, BSF, METRIC, UNC, or as required |
| Standard of Stud Bolts | DIN 525, DIN 835, DIN 938, DIN 939, DIN 940, DIN 949-1, DIN 949-2, DIN 975, DIN 976, DIN 2509, BS 2693, BS 3692, BS 4439, IS 1862, IS 13178, ANSI/ASME B18.31.2, ANSI/ASME B16.5 |
| Form of Stud Bolts | Hex, Threading, Square, Round as per Gauge Etc. |
| Raw materials Source | JSPL, Mukund Steel, Tata Steel, Dhamm Steel, Usha Martin, etc. |
| Threads Configuration | ASME B1.1 2A/3A – 2B/3B Inch Unified Threads and B1.13M 6h-6G Metric Coarse Threads |
| Certification | Dual Certified As per ASTM & ASME Codes |
| Popular Types of Stud Bolt | Stud Bolts, Fully Threaded Stud Bolts, Tap End Stud Bolts, Double End Stud Bolts, Stud Bolts with Reduced Shank, Reduced Shank, Flange Stud Bolts, Flange Bolting, Weld Studs |
| Threads | Unless otherwise specified, the threads shall be rolled or cut and tapped horizontally or vertically |
| Test Certificate of Stud Bolts | as per EN 10204 / 3.1 Manufacturer Test Certificate |
| Additional Certifications | PED 97/23/EC Certified, Merkblatt AD 2000 W2 Certified |
| Production process | M24-M100: hot forging, M2-M24: Cold Froging, for custom-made connecting element machining and CNC |
| Head drive of Stud Bolts | Six-Lobe, Phillips, Phillips/Slot, Slotted etc |
| Packing of Stud Bolts | IN BULK: canton, pallet, Small Boxs / carton / pallet, or customer request |
| Surface Coating | Ptfe Coated Stud Bolts Phosphate Coating Teflon Coating Zinc Coating Hot Dipped Galvanizing Coating Cadmium Coating Xylon Coating |
| Stud Bolts finishing | Coatings & Finishes : Self-Colour, Passivated, Bright Zinc Plated (BZP), Hot Dip Galvanised (HDG), 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 | S | Cr | Fe | Ni |
| Incoloy 800 | 0.1 max | 1.5 max | 1.0 max | 0.015max | 19.0 – 23.0 | 39.5 min | 30.0 – 35.0 |
| Incoloy 800H | 0.05 – 0.1 | 1.5 max | 1.0 max | 0.015 max | 19.0 – 23.0 | 39.5 min | 30.0 – 35.0 |
| Incoloy 800HT | 0.06 – 0.1 | 1.5 max | 1.0 max | 0.015 max | 19.0 – 23.0 | 39.5 min | 30.0 – 35.0 |
| Element | Density | Melting Point | Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
| 800 / 800H / 800HT | 7.94 g/cm3 | 1385 °C (2525 °F) | Psi – 75,000 , MPa – 520 | Psi – 30,000 , MPa – 205 | 30 % |
At Bilal Nickel Alloys, we take pride in being the largest supplier, exporter, and manufacturer of Incoloy 800/800H/800HT Stud Bolts in Safat, Kuwait, providing cutting-edge solutions for all your piping needs. Our state-of-the-art production plants are strategically located in the Kuwait, allowing us to maintain a vast inventory of over 16,000 tons of premium-quality materials readily available in stock. We are dedicated to delivering superior products and services, ensuring reliability and excellence for our global clientele.
Contact us to get a quick quote for your requirement.
Incoloy 800/800H/800HT Stud Bolts are widely used in petrochemical, chemical processing, power generation, and industrial furnace applications, where high-temperature strength and corrosion resistance are critical. They are ideal for fastening components in pressure vessels, heat exchangers, boilers, piping systems, and industrial furnaces exposed to oxidizing and carburizing environments. These stud bolts are also employed in steam generators, refinery equipment, and high-temperature process machinery, providing secure, leak-free, and durable connections. Engineers rely on Incoloy 800/800H/800HT stud bolts whenever mechanical reliability, high-temperature resistance, and long-term performance are essential, making them indispensable for demanding industrial applications.
