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Jai Hind Metal is a trusted manufacturer and supplier of Incoloy 825 Fasteners, providing dependable fastening solutions for industrial applications that require excellent corrosion resistance, mechanical strength, dimensional accuracy, and long-term reliability. Incoloy 825 is a nickel-iron-chromium alloy containing molybdenum, copper, and titanium, developed to withstand a variety of corrosive environments, including those involving acids and chloride-bearing media under suitable service conditions. We understand that each project has its own technical demands, so our fasteners can be supplied in different sizes, lengths, diameters, thread configurations, head styles, dimensional tolerances, and surface finishes according to customer drawings and specifications. Our product range may include bolts, nuts, screws, studs, washers, threaded rods, and customized fastening components for specialized assemblies. Throughout the manufacturing and supply process, we emphasize material identification, dimensional consistency, thread accuracy, surface quality, and overall workmanship. Appropriate quality checks can be carried out during production and before dispatch, including verification of dimensions, thread condition, head configuration, markings, and surface finish. Where required, we can coordinate material certification, additional testing, and third-party inspection to meet specific project requirements. With organized stock management and suitable storage facilities, Jai Hind Metal aims to support routine purchasing, bulk orders, maintenance requirements, fabrication work, and large-scale industrial projects.
Precisely manufactured metal products meeting demanding industrial standards.
Consistent quality, reliable performance, and strict inspection at every stage.
Available in customized sizes, grades, thicknesses, and specifications.
Efficient processing, secure packaging, and dependable delivery worldwide.
Incoloy 825 Fasteners are manufactured from a nickel-iron-chromium alloy developed to provide a strong combination of corrosion resistance, mechanical strength, toughness, durability, and dependable fastening performance in demanding industrial environments. The alloy contains nickel, chromium, molybdenum, copper, and titanium, with each element contributing to its overall performance. Nickel helps improve resistance to various corrosive media, while chromium supports protection against oxidation and corrosion. Molybdenum and copper enhance resistance to selected reducing and acid-containing environments, and titanium helps stabilize the alloy against certain forms of intergranular corrosion. This balanced composition makes Incoloy 825 a suitable choice for applications involving chemical exposure and challenging process conditions, subject to the specific operating environment. These fasteners are available in different sizes, lengths, thread configurations, head styles, surface finishes, dimensional tolerances, and customized forms to meet engineering, fabrication, and assembly requirements.
In commonly supplied annealed or suitable manufacturing conditions, Incoloy 825 Fasteners offer an excellent combination of corrosion resistance, mechanical strength, toughness, durability, and reliable fastening performance, making them suitable for demanding industrial and engineering applications. These fasteners are particularly beneficial in environments exposed to moisture, acids, chlorides, seawater, chemical solutions, and aggressive process conditions where dependable joining and resistance to corrosion are essential. The nickel-iron-chromium composition of Incoloy 825, combined with molybdenum and copper, helps improve resistance to various corrosive media, while chromium contributes to protection against oxidation and corrosion. Titanium also helps stabilize the alloy under suitable operating conditions. Incoloy 825 Fasteners are widely considered for chemical processing equipment, oil and gas facilities, petrochemical plants, pollution-control systems, marine installations, acid production units, heat exchangers, and industrial process equipment. Depending on the application and design requirements, they are available in different forms, including bolts, nuts, screws, washers, studs, threaded rods, and other custom fastening components. With their combination of corrosion resistance, strength, toughness, durability, and dependable joint performance, Incoloy 825 Fasteners are a practical choice for assemblies requiring long-term service in corrosive environments. Actual performance depends on the specific corrosive medium, temperature, stress conditions, and fastener design.
Incoloy 825 Fasteners are manufactured from a nickel-iron-chromium alloy containing carefully balanced amounts of molybdenum, copper, titanium, and other alloying elements to achieve dependable corrosion resistance and mechanical performance in demanding service environments. This specialized composition provides a useful combination of strength, toughness, durability, dimensional stability, and long-term fastening reliability. Nickel contributes to resistance in various corrosive environments, while chromium helps protect the material against oxidation and corrosion. Molybdenum and copper enhance resistance to selected reducing acids and other aggressive chemical conditions, while titanium helps stabilize the alloy during suitable manufacturing and service conditions. Depending on application requirements, Incoloy 825 Fasteners can be supplied in different sizes, thread profiles, lengths, head styles, surface finishes, dimensional specifications, and product forms, including bolts, nuts, screws, washers, studs, and threaded rods. Their combination of corrosion resistance, mechanical strength, toughness, durability, and reliable joint performance makes them suitable for chemical processing, oil and gas, petrochemical plants, pollution-control equipment, marine installations, heat exchangers, acid-handling systems, and other industrial engineering applications. The appropriate fastener specification should be selected according to the operating temperature, corrosive medium, mechanical loading, and applicable industry requirements.
| 825 Fasteners Specifications | ASTM F593, F594, F1554 / ASME SF593, F594, F1554 |
|---|---|
| 825 Incoloy Alloy 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 |
| Alloy825 Fasteners Length | 3 mm to 200 mm |
| Alloy 825 Studs, Bolts, Threads | UNF, BSW, BSF, METRIC, UNC, or as required |
| Standard of Incoloy 825 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 Incoloy® Alloy 825 Stud Bolt length ANSI B 18.2.4 2M as per defined in ASME B18.2.2 Incoloy Alloy 825 Hex nuts |
| Form of Incoloy Alloy 825 Fasteners | 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 |
| Dimensions | DIN 931, 933, 934, 7991, 976, 125, ASME B18.2.1, B18.3 |
| Threads | Unless otherwise specified, the threads shall be rolled or cut and tapped horizontally or vertically |
| Test Certificate of Incoloy Alloy 825 Bolting | 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 Incoloy Alloy 825 Bolts | Six-Lobe,Phillips,Phillips/Slot, Slotted etc |
| Packing of Incoloy Alloy 825 Fasteners | IN BULK: canton, pallet, Small Boxs / carton / pallet, or customer request |
| Surface Coating | Ptfe Coated Incoloy 825 Fasteners Phosphate Coating Teflon Coating Zinc Coating Hot Dipped Galvanizing Coating Cadmium Coating Xylon Coating |
| Incoloy 825 Fasteners finishing | Incoloy : Self-Colour, Passivated, Bright Zinc Plated (BZP), Hot Dip Galvanised (HDG), Incoloy 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, |
| ASTM B166 | ASTM B446 | ASTM F2281 |
| ASTM B166M | ASTM B446M | ASTM A962 |
| ASTM A320 | ASTM F593-13a | ASTM A962M |
| ASTM A320M | ASTM F594-15 | |
| DIN 580 | DIN 6914 | DIN 6921 |
| DIN 582 | DIN 3570 | DIN 603 |
| DIN 444 | DIN 7990 | DIN 2510 |
| DIN 939 | DIN 1B | DIN 976 |
| DIN 933 | DIN 529 | DIN 912 |
| DIN 931 | DIN 6325 |
| Products | Size | |
| ASTM B166 / B446 825 Incoloy Alloy Stud Bolt | ASTM B166 / B446 825 Incoloy® Alloy Bolts | Sizes M3 – M56 | 3/6″ to 2″ |
| ASTM B166 / B446 825 Incoloy Alloy Punched Washer | ASTM B166 / B446 825 Incoloy Alloy Pan Head Screw | |
| ASTM B166 / B446 825 Incoloy Square Nut | ASTM B166 / B446 825 Incoloy Alloy Insert Nuts | |
| ASTM B166 / B446 825 Incoloy Alloy Welding Studs | ASTM B166 / B446 825 Incoloy Alloy Pan Head Screw | |
| ASTM B166 / B446 825 Incoloy Cap Screw | ASTM B166 / B446 825 Incoloy Foundation Bolts | |
| ASTM B166 / B446 825 Incoloy Alloy Threaded Rod | ASTM B166 / B446 825 Incoloy Hex Head Bolts | |
| ASTM B166 / B446 825 Incoloy Nuts | ASTM B166 / B446 825 Incoloy Washers | |
| ASTM B166 / B446 825 Incoloy Alloy Fender Washer | ASTM B166 / B446 825 Incoloy® Alloy Lock Nut | |
| ASTM B166 / B446 825 Incoloy Alloy Countersunk Slotted Screw | ASTM B166 / B446 825 Incoloy Alloy Double Ended Stud | |
| STANDARD | WERKSTOFF NR. | UNS | JIS | BS | GOST | AFNOR | EN |
| Incoloy 825 | 2.4858 | N08825 | NCF 825 | NA 16 | ЭП703 | NFE30C20DUM | NiCr21Mo |
| Grade | C | Mn | Si | S | Cu | Fe | Ni | Cr |
| 825 | 0.05 max | 1.00 max | 0.5 max | 0.03 max | 1.50 – 3.00 | 22.00 min | 38.00 – 46.00 | 19.50 – 23.50 |
Incoloy 825 Fasteners are available in a wide variety of sizes, lengths, thread patterns, head configurations, shapes, and fastening types to accommodate different installation methods, assembly designs, operating conditions, and customer specifications. These fasteners can be manufactured and supplied in accordance with applicable material and dimensional standards to support consistent alloy composition, mechanical properties, dimensional accuracy, thread quality, and surface finish. Depending on the product type and project requirements, Incoloy 825 Fasteners can be specified to relevant ASTM, ASME, DIN, EN, ISO, and other applicable standards, with suitable manufacturing, heat-treatment, and finishing processes selected according to the required properties and specifications. Available product forms include bolts, nuts, screws, washers, studs, threaded rods, anchors, and customized fastening components, with different dimensions, thread configurations, tolerances, and finishes available for standard and specialized applications. Appropriate quality-control and inspection procedures help verify material composition, dimensional accuracy, thread condition, surface quality, product marking, and material traceability in line with the agreed requirements. This focus on manufacturing consistency supports dependable fastening performance in demanding environments involving chemical exposure, acidic solutions, chlorides, moisture, industrial atmospheres, and mechanical loading. Final specifications should be confirmed against the applicable standard, design requirements, and intended service conditions.






We supply Incoloy 825 Fasteners in accordance with applicable international standards and project specifications, including ASTM, ASME, DIN, EN, ISO, and other relevant requirements, supporting demanding engineering, fabrication, construction, maintenance, and industrial applications. Our fasteners are available in various sizes, lengths, thread configurations, head styles, dimensional tolerances, surface finishes, and product forms to meet specific assembly needs and customer requirements. At Jai Hind Metal, we emphasize material consistency, dimensional precision, thread accuracy, surface quality, product identification, traceability, and workmanship throughout the manufacturing and supply process. Incoloy 825 Fasteners can also be supplied according to customer drawings, technical specifications, inspection plans, testing requirements, material certificates, and project-specific standards. Where required, additional inspection, testing, documentation, batch identification, and third-party verification can be arranged in line with agreed project requirements. For product details, technical specifications, availability, or customized requirements, email us at info@jaihindmetal.com.
Incoloy 825 Fasteners are used across a wide range of industrial and engineering applications where reliable mechanical joining, corrosion resistance, mechanical strength, dimensional accuracy, and long-term service performance are essential. Their nickel-iron-chromium alloy composition, enhanced with molybdenum and copper, provides resistance to many corrosive environments, making them suitable for assemblies exposed to acids, chlorides, moisture, chemical solutions, industrial atmospheres, and mechanical loading. These fasteners are commonly considered for chemical processing, oil and gas, petrochemical plants, marine and offshore installations, pollution-control equipment, heat exchangers, acid-handling systems, power generation, and specialized industrial engineering applications. Depending on the required dimensions, design, and installation conditions, they can be supplied as hex bolts, nuts, screws, washers, studs, threaded rods, anchor fasteners, machine screws, and other customized fastening components. The alloy’s corrosion-resistant properties help support joint integrity in demanding environments, while accurate threading and controlled dimensions contribute to proper assembly and dependable load transfer. With their combination of corrosion resistance, mechanical strength, toughness, durability, and reliable fastening performance, Incoloy 825 Fasteners are a suitable option for applications requiring dependable connections in corrosive service conditions. Final suitability depends on the operating environment, temperature, loading, and selected product specifications.
Looking for high-quality industrial products manufactured to your specific requirements? Contact our team for product details, customized solutions, pricing, and timely delivery.
Email: info@jaihindmetal.com
Our high-performance metal products are engineered to meet the demanding requirements of industries operating in challenging environments, including extreme temperatures, pressure and corrosive conditions.
Our corrosion-resistant metal products are widely used in marine environments where exposure to seawater, salt spray and harsh atmospheric conditions demands exceptional durability and reliability.
Our nickel alloys and high-performance metal products are used throughout the oil and gas industry for demanding applications involving high pressure, corrosive fluids, sour gas and extreme operating conditions.
Our corrosion-resistant alloys provide dependable performance in chemical processing equipment exposed to aggressive chemicals, high temperatures and challenging process conditions.
High-strength nickel alloys and specialty metals are selected for aerospace applications where lightweight performance, strength and resistance to extreme temperatures are essential.
Our specialty metal products support power generation equipment operating under high temperatures, pressure and corrosive conditions, delivering reliable long-term performance.
Corrosion-resistant metals are ideal for salt production environments where continuous exposure to concentrated salt and moisture can severely affect conventional materials.
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