Jyoti Steels, Mumbai, India, is a well-known manufacturer and supplier of Hastelloy Bolts, providing high-performance fastening solutions for severe industrial applications. With their superior corrosion resistance and mechanical strength, Hastelloy Bolts are best suited for application in harsh chemical environments. Jyoti Steels produces these bolts through state-of-the-art technology and adheres to stringent quality control measures to guarantee durability and accuracy. Serving markets like chemical processing, marine, aerospace, and power generation, the company earned a great reputation for on-time delivery, reliability, and compliance with international specifications in both domestic and international markets.
Hastelloy Bolts, usually prepared from Hastelloy C-276, are made up of about Ni 57%, Mo 15–17%, Cr 14.5–16.5%, Fe 4–7%, W 3–4.5%, Co <2.5%, C <0.01%. They have tensile strength of ~690 MPa, yield strength ~283 MPa, and elongation of 40–45%, with high mechanical reliability. With a density of 8.89 g/cm³, melting point ~1370–1390°C, and thermal conductivity ~10 W/m·K, Hastelloy has excellent corrosion resistance in oxidizing and reducing environments. These nuts and bolts are very resistant to crevice corrosion, pitting, and stress corrosion cracking, which makes them suitable for harsh conditions such as chemical plants and marine buildings.
| Specifications | ASTM B 574 ASME SB 574 |
| 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, Hex Head nuts, Square nuts, Lock nuts, Eye nuts, wing nuts, T nuts, Panel Nuts, Coupling Nuts, Dome nuts, Acorn Nuts. |
Hastelloy Bolts |
Ni | C | Mo | Mn | Si | Fe | P | S | Co | Cr |
| Balance | 0.01 max | 15 – 17 | 1.0 max | 0.08 max | 4 – 7 | 0.04 max | 0.03 max | 2.5 max | 14.5 – 16.5 |
| Density | Melting Point | Yield Strength (0.2%Offset) | Tensile Strength | Elongation |
| 8.89 g/cm3 | 1370 °C (2500 °F) | Psi – 52,000 , MPa – 355 | Psi – 1,15,000 , MPa – 790 | 40 % |
At Jyoti Steels, we take pride in being the largest supplier, exporter, and manufacturer of Hastelloy Bolts in Mumbai, India, providing cutting-edge solutions for all your piping needs. Our state-of-the-art production plants are strategically located in the India, 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.
Hastelloy Bolts are extensively employed in the chemical processing industry for assembling equipment to withstand rough acids, like reactors, heat exchangers, and vessels. In the marine industry, they are most suitable for offshore and underwater structures because of their excellent corrosion resistance. In the aerospace industry, they are applied to jet engines and exhaust systems. In nuclear and power generation facilities, they are essential in high-pressure and high-temperature applications. These bolts are also used in pharmaceutical equipment, waste treatment facilities, and pulp and paper production. Their durability, strength, and chemical stability make them suitable for a wide range of severe environments.
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