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Jai Hind Metal is a trusted manufacturer and supplier of Incoloy 27-7MO Fasteners, offering high-performance stainless steel fastening solutions designed for highly corrosive industrial environments. Incoloy 27-7MO is valued 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 alloy suitable for fastening applications where components are exposed to seawater, aggressive chemicals, chloride-rich solutions, and other demanding service conditions. We supply Incoloy 27-7MO 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 emphasize material quality, dimensional accuracy, careful inspection, secure packaging, and timely delivery. Our Incoloy 27-7MO Fasteners are suitable for marine engineering, offshore installations, chemical processing plants, desalination facilities, and pollution-control equipment where outstanding corrosion resistance, mechanical reliability, and long-term service 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 27-7MO Fasteners are available in a variety of sizes, dimensions, thread types, lengths, material conditions, and surface finishes to meet diverse industrial fastening requirements. Their exceptional resistance to pitting, crevice corrosion, and chloride-induced corrosion, combined with good mechanical strength, makes them suitable for offshore platforms, marine equipment, desalination plants, chemical processing facilities, and pollution-control systems. These fasteners provide reliable fastening performance in aggressive operating environments where corrosion resistance, structural integrity, durability, and consistent long-term service are essential.
In the annealed condition, Incoloy 27-7MO Fasteners offer a useful combination of corrosion resistance, toughness, and mechanical strength for demanding industrial applications. This high-alloy austenitic stainless steel is enriched with chromium, molybdenum, and nitrogen, which contribute to its excellent resistance to pitting, crevice corrosion, and chloride-related corrosion. These characteristics make Incoloy 27-7MO suitable for fastening applications in marine installations, offshore platforms, desalination plants, chemical processing equipment, and pollution-control systems, where reliable connections and extended service life are important. Actual performance depends on the material condition, heat treatment, fastener dimensions, manufacturing process, applied loads, and specific operating environment.
Incoloy 27-7MO Fasteners are supplied in a range of sizes, diameters, thread pitches, lengths, and customized designs to suit various industrial fastening requirements. At Jai Hind Metal, we offer fastening solutions with suitable surface finishes and material conditions based on customer drawings, technical specifications, and project needs, with particular attention to material quality, dimensional accuracy, and reliable workmanship. Depending on the product type and intended application, fasteners can be supplied in accordance with applicable ASTM and other relevant industry standards, subject to verification of the required material grade and dimensional specifications. Our Incoloy 27-7MO Fasteners are suitable for demanding industrial environments where exceptional resistance to pitting, crevice corrosion, and chloride-induced attack, together with dependable mechanical performance, is essential.
Parameter | Specification |
|---|---|
Product Name | Incoloy 27-7MO Pipe Fittings |
Trade Name | INCOLOY® Alloy 27-7MO |
UNS Number | S31277 |
Material Classification | Super-austenitic stainless steel |
Fitting Standard | ASTM B366, subject to grade and product-form applicability |
Forged Fittings Standard | ASTM A182 / ASME SA182, where applicable |
Dimensional Standard | ASME B16.9, ASME B16.11, as applicable |
Fitting Types | Elbows, tees, reducers, caps, crosses and custom fittings |
Size Range | Commonly ½″ to 48″, depending on fitting type and manufacturer |
Wall Thickness | SCH 5S, 10S, 40S, 80S, 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 27-7MO |
Common Name | Alloy 27-7MO |
UNS Number | S31277 |
Werkstoff Number (W.Nr.) | 1.4469* |
Chinese Grade | 015Cr22Ni27Mo8CuN |
Chinese Alternative Designation | 015Ni27Cr22Mo7CuN |
ASTM / ASME Pipe Grade | ASTM A312 / ASME SA312, UNS S31277 |
ASTM / ASME Plate Grade | ASTM A240 / ASME SA240, UNS S31277 |
ASTM / ASME Forging Grade | ASTM A182 / ASME SA182, where applicable |
Material Classification | Super-Austenitic Stainless Steel |
Chemical Element | Symbol | Composition (%) |
|---|---|---|
Nickel | Ni | 26.00–28.00 |
Chromium | Cr | 20.50–23.00 |
Molybdenum | Mo | 6.50–8.00 |
Copper | Cu | 0.50–1.50 |
Nitrogen | N | 0.30–0.40 |
Iron | Fe | Balance |
Manganese | Mn | 3.00 max. |
Silicon | Si | 0.50 max. |
Carbon | C | 0.020 max. |
Phosphorus | P | 0.030 max. |
Sulphur | S | 0.010 max. |
At Jai Hind Metal, we are committed to supplying Incoloy 27-7MO Fasteners that meet customer expectations for material quality, dimensional accuracy, corrosion resistance, and dependable workmanship. Our fasteners can be supplied according to engineering drawings, project requirements, and applicable industry standards. Material test certificates, additional quality inspections, product identification marking, and supporting technical documentation can also be arranged upon request, depending on the order specifications. We aim to provide reliable fastening solutions for industries such as marine engineering, offshore installations, desalination, chemical processing, and pollution-control systems, where resistance to aggressive chemicals, chloride-rich environments, and prolonged corrosive exposure is essential. For product details, technical specifications, or customized requirements, contact us at info@jaihindmetal.com.






At Jai Hind Metal, we specialize in supplying Incoloy 27-7MO Fasteners with a strong focus on material quality, dimensional precision, 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 relevant technical documentation can be arranged upon request, depending on individual order requirements. We aim to provide dependable fastening solutions for industries that require excellent resistance to aggressive corrosive environments and reliable mechanical performance. Our Incoloy 27-7MO 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 27-7MO Fasteners according to applicable material and dimensional standards, depending on the product type and order specifications. These high-alloy stainless steel fasteners are recognized for their excellent resistance to pitting, crevice corrosion, and chloride-induced corrosion in aggressive industrial environments. They are suitable for marine installations, offshore platforms, desalination plants, chemical processing units, and pollution-control equipment. To accommodate different project requirements, we offer options in fastener types, sizes, diameters, lengths, thread configurations, and surface finishes, subject to availability and agreed specifications. With a strong emphasis on material quality, dimensional accuracy, and careful workmanship, we help customers source dependable fastening components for applications where corrosion resistance, structural integrity, and consistent long-term 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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