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Jai Hind Metal is a trusted manufacturer and supplier of Incoloy 25-6HN Fasteners, offering corrosion-resistant alloy fastening solutions for demanding industrial applications. Incoloy 25-6HN is a high-alloy austenitic stainless steel known for its excellent resistance to pitting, crevice corrosion, and chloride-induced corrosion, supported by its high chromium, molybdenum, and nitrogen content. These properties make the material suitable for fastening applications involving seawater, aggressive chemicals, and other highly corrosive operating environments. We supply Incoloy 25-6HN Fasteners in various sizes, dimensions, thread types, lengths, and configurations to meet customer requirements and applicable industry specifications. Our product range can include bolts, nuts, studs, threaded rods, screws, and other customized fasteners, subject to availability and specifications. At Jai Hind Metal, we focus on material quality, dimensional precision, careful inspection, secure packaging, and timely delivery. Our Incoloy 25-6HN Fasteners are suitable for marine engineering, offshore platforms, chemical processing plants, desalination facilities, and pollution-control systems where excellent corrosion resistance, mechanical strength, and dependable long-term performance are essential.
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 25-6HN Fasteners are available in a range of sizes, dimensions, thread types, lengths, material conditions, and surface finishes to suit different industrial fastening requirements. Their excellent resistance to pitting, crevice corrosion, and chloride-related corrosion, combined with good mechanical strength, makes them suitable for offshore installations, marine equipment, desalination plants, chemical processing units, and pollution-control facilities. These fasteners provide dependable fastening performance in highly corrosive environments where material durability, structural integrity, corrosion resistance, and consistent long-term reliability are essential.
In the annealed condition, Incoloy 25-6HN Fasteners provide a combination of excellent corrosion resistance, toughness, and mechanical strength for demanding industrial applications. This high-alloy austenitic stainless steel contains elevated levels of chromium, molybdenum, and nitrogen, which help improve its resistance to pitting, crevice corrosion, and chloride-induced attack. These properties make Incoloy 25-6HN suitable for fastening applications in marine engineering, offshore installations, desalination plants, chemical processing equipment, and pollution-control systems, where secure connections and dependable service life are important. Actual performance depends on the material condition, heat treatment, fastener dimensions, manufacturing process, applied loads, and specific operating environment.
Incoloy 25-6HN Fasteners are available in different sizes, diameters, thread pitches, lengths, and customized configurations to meet a variety of industrial fastening needs. At Jai Hind Metal, we offer fastening solutions with suitable surface finishes and material conditions based on customer drawings, technical requirements, and project specifications, while maintaining a strong focus on material quality, dimensional precision, and consistent workmanship. Depending on the fastener type and intended application, products can be supplied in accordance with applicable ASTM and other relevant industry standards, subject to confirmation of the required material grade and dimensional requirements. Our Incoloy 25-6HN Fasteners are suitable for demanding industrial environments where excellent resistance to pitting, crevice corrosion, and chloride-induced corrosion, combined with reliable mechanical performance, is essential.
Parameter | Specification |
|---|---|
Product Name | Incoloy 25-6HN Pipe Fittings |
Trade Name | INCOLOY® Alloy 25-6HN |
UNS Number | N08367 |
Material Classification | Super-austenitic stainless steel |
Fitting Standard | ASTM B366 / ASME SB366 |
Forged Fittings Standard | ASTM B462 / ASME SB462 |
Dimensional Standards | ASME B16.9, ASME B16.11, as applicable |
Fitting Types | Elbows, tees, reducers, caps, crosses and stub ends |
Size Range | Commonly ½″ to 48″, depending on fitting type and manufacturing method |
Wall Thickness | SCH 5S, 10S, 40S, 80S, STD, XS, XXS and other specified thicknesses |
Manufacturing Type | Seamless, welded or fabricated |
Connection Types | Butt-weld, socket-weld and other specified connections |
Heat Treatment | Solution annealed, as required by the applicable specification |
Surface Finish | Pickled, annealed or as specified |
Inspection | Chemical analysis, dimensional inspection and applicable mechanical and non-destructive testing |
Certification | Mill Test Certificate (MTC), as specified |
Standard / Grade | Equivalent Designation |
|---|---|
Trade Name | INCOLOY® Alloy 25-6HN |
Common Name | Alloy 25-6HN |
UNS Number | N08367 |
Alternative Alloy | AL-6XN® |
Alternative Trade Name | SSC-6MO |
Proprietary Grade | NAS 254NM |
Werkstoff Number (W.Nr.) | 1.4478 |
EN Designation | X2NiCrMoN25-21-7 |
Material Classification | Super-Austenitic Stainless Steel |
Fitting Standard | ASTM B366 / ASME SB366, where applicable |
Element | Chemical Symbol | Composition (%) |
|---|---|---|
Nickel | Ni | 23.50–25.50 |
Chromium | Cr | 20.00–22.00 |
Molybdenum | Mo | 6.00–7.00 |
Nitrogen | N | 0.18–0.25 |
Copper | Cu | ≤ 0.75 |
Manganese | Mn | ≤ 2.00 |
Silicon | Si | ≤ 1.00 |
Carbon | C | ≤ 0.03 |
Phosphorus | P | ≤ 0.040 |
Sulfur | S | ≤ 0.030 |
Iron | Fe | Balance |
At Jai Hind Metal, we are dedicated to supplying Incoloy 25-6HN Fasteners that meet customer requirements for material quality, dimensional precision, corrosion resistance, and reliable workmanship. Our fasteners can be supplied according to engineering drawings, project specifications, and applicable industry standards. Material test certificates, additional quality inspections, product identification marking, and relevant technical documentation can be arranged upon request, depending on individual order requirements. We aim to deliver dependable fastening solutions for industries such as marine engineering, offshore platforms, desalination plants, chemical processing facilities, and pollution-control systems, where resistance to aggressive chemicals, chloride-rich environments, and prolonged corrosive exposure is crucial. For product details, technical specifications, or customized requirements, contact us at info@jaihindmetal.com.






At Jai Hind Metal, we specialize in supplying Incoloy 25-6HN Fasteners with a strong emphasis on material quality, dimensional accuracy, corrosion resistance, and consistent workmanship. Our fasteners can be supplied according to customer drawings, project specifications, and applicable industry standards. Material test certificates, additional quality inspections, product identification marking, and supporting technical documentation can be arranged upon request, depending on individual order requirements. We aim to provide reliable fastening solutions for industries that demand excellent resistance to aggressive corrosive environments and dependable mechanical performance. Our Incoloy 25-6HN Fasteners are suitable for marine engineering, offshore platforms, desalination plants, chemical processing facilities, and pollution-control equipment. For product details, technical specifications, or customized requirements, contact us at info@jaihindmetal.com.
At Jai Hind Metal, we supply Incoloy 25-6HN Fasteners in accordance with applicable material and dimensional standards, depending on the product type and order requirements. These high-alloy austenitic stainless steel fasteners are valued for their excellent resistance to pitting, crevice corrosion, and chloride-induced corrosion in demanding industrial environments. They are suitable for marine installations, offshore platforms, desalination plants, chemical processing facilities, and pollution-control systems. To meet diverse project needs, we offer options in fastener types, sizes, diameters, lengths, thread configurations, and surface finishes, subject to availability and agreed specifications. With a strong focus on material quality, dimensional precision, and careful workmanship, we help customers source reliable fastening components for applications where corrosion resistance, structural integrity, and long-term service performance are essential.
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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