Nasir Nickel Alloys, located in Manama, Bahrain, stands out as a top manufacturer and supplier of Incoloy 800/800H/800HT Bolts. These bolts are designed to deliver high-performance fastening solutions for tough industrial applications. Crafted from Incoloy alloys, they boast remarkable corrosion resistance, impressive tensile strength, and excellent thermal stability, making them ideal for harsh chemical, petrochemical, and high-temperature settings. Built to meet international standards, Incoloy 800/800H/800HT Bolts guarantee secure fastening, structural integrity, and long-lasting reliability. They’re commonly found in power generation plants, refineries, chemical processing facilities, and heat exchangers, ensuring durable and trustworthy performance even in extreme temperatures and corrosive environments.
Incoloy 800/800H/800HT Bolts are made up of nickel (30–35%), iron (39–46%), and chromium (19–23%), along with small amounts of carbon, manganese, silicon, and titanium to boost their mechanical strength and corrosion resistance. These bolts are known for their outstanding resistance to oxidation, carburization, and chemical attacks at high temperatures. On the mechanical side, they offer high tensile and yield strength, creep resistance, and superior hardness. The 800H and 800HT versions provide improved thermal stability and high-temperature creep resistance, ensuring they perform reliably under extreme conditions while maintaining structural integrity in critical high-stress and high-temperature applications.
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Alloy 800/800H/800HT Bolt Specifications |
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| Specifications | : | ASTM B 408 ASME SB 408 |
| Standard | : | DIN, ASTM, BS and all International Standards |
| Length | : | 3 mm to 200 mm |
| Size | : | M3 – M56 | 3/6″ to 2″ | Custom Sizes |
| Type | : | Hex Head Bolts, Square Bolts, U bolts, Eye bolts, T bolt, Hex Bolt, Lag Bolts, Counter sunk Bolts. |
| Grade | C | Mn | Si | Fe | S | Cr | Al-Ti | Ni | |
| 800 | min. | – | – | – | 39.5 | – | 19.0 | 0.15 | 30.0 |
| max. | 0.1 | 1.5 | 1.0 | – | 0.015 | 23.0 | 0.60 | 35.0 | |
| 800H | min. | 0.05 | – | – | 39.5 | – | 19.0 | 0.15 | 30.0 |
| max. | 0.1 | 1.5 | 1.0 | – | 0.015 | 23.0 | 0.60 | 35.0 | |
| 800HT | min. | 0.06 | – | – | 39.5 | – | 19.0 | 0.85/0.25 | 30.0 |
| max. | 0.1 | 1.5 | 1.0 | – | 0.015 | 23.0 | 1.20/0.60 | 35.0 | |
| 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 | ||||
| 800-H-HT | Psi – 75,000 , MPa – 520 | Psi – 30,000 , MPa –205 | 30 | – | – |
At Nasir Nickel Alloys, we take pride in being the largest supplier, exporter, and manufacturer of Incoloy 800/800H/800HT Bolts in Manama, Bahrain, providing cutting-edge solutions for all your piping needs. Our state-of-the-art production plants are strategically located in the Bahrain, 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 bolts are a go-to choice in industries that need fastening solutions that can withstand corrosion, heat, and high stress. These bolts shine in applications like chemical processing equipment, petrochemical plants, refineries, power generation boilers, heat exchangers, and furnace components. You’ll often find them used in valves, flanges, pressure vessels, structural assemblies, piping systems, and high-temperature machinery, where secure fastening and long-lasting reliability are a must. Thanks to their excellent mechanical properties and resistance to oxidation, carburization, and chemical attacks, they require minimal maintenance while ensuring structural integrity and dependable performance in extreme conditions. This makes them essential components for any high-temperature and corrosive industrial operations.
