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Jai Hind Metal is a trusted manufacturer and supplier of Incoloy 27-7MO Pipes & Tubes, offering high-quality super-austenitic stainless steel products developed for demanding industrial applications. Incoloy 27-7MO is recognized for its excellent resistance to pitting, crevice corrosion, and chloride-related corrosion, making it suitable for environments exposed to seawater, aggressive chemicals, and other challenging service conditions. Its high chromium, molybdenum, and nitrogen content helps enhance corrosion resistance, while its austenitic structure supports good mechanical strength and toughness. We offer pipes and tubes in a range of diameters, wall thicknesses, lengths, sizes, and specifications to suit customer requirements and applicable industry standards. At Jai Hind Metal, we focus on material quality, dimensional accuracy, careful inspection, secure packaging, and timely delivery. Our Incoloy 27-7MO Pipes & Tubes are suitable for marine engineering, offshore installations, desalination plants, chemical processing facilities, pollution-control equipment, and industrial piping systems where reliable corrosion resistance, durability, and 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 27-7MO Pipes & Tubes are available in a variety of diameters, wall thicknesses, lengths, manufacturing forms, and surface finishes to meet different industrial requirements. Their excellent resistance to pitting, crevice corrosion, and chloride-related corrosion makes them suitable for marine engineering, offshore installations, desalination plants, chemical processing facilities, and pollution-control equipment. The alloy’s high chromium, molybdenum, and nitrogen content helps provide enhanced corrosion resistance and dependable mechanical performance in challenging service conditions. These pipes and tubes are well suited to industrial systems where corrosion protection, durability, structural strength, and consistent long-term performance are important.
In the solution-annealed condition, Incoloy 27-7MO Pipes & Tubes offer a reliable combination of mechanical strength, excellent corrosion resistance, durability, and structural stability for demanding industrial applications. This high-alloy super-austenitic stainless steel is valued for its resistance to pitting, crevice corrosion, and chloride-related corrosion in aggressive service environments. Its high chromium, molybdenum, and nitrogen content helps improve resistance to localized corrosion, supporting dependable performance in applications involving seawater, saline solutions, and harsh industrial chemicals. These characteristics make Incoloy 27-7MO suitable for offshore installations, desalination plants, chemical processing facilities, marine equipment, and industrial piping systems where corrosion protection and long-term reliability are important. Actual performance depends on the material condition, pipe dimensions, heat treatment, fabrication methods, corrosive medium, and specific operating environment.
Incoloy 27-7MO Pipes & Tubes are available in a broad range of sizes, wall thicknesses, schedules, dimensions, and customized configurations to suit different industrial piping requirements. At Jai Hind Metal, we offer pipe and tube options with appropriate surface finishes and material conditions based on customer drawings, technical specifications, and project needs, with an emphasis on material quality, dimensional accuracy, and dependable workmanship. Depending on the product type and application, pipes and tubes can be supplied in accordance with applicable ASTM and ASME standards, subject to verification of the relevant material grade and dimensional requirements. Our Incoloy 27-7MO Pipes & Tubes are suitable for demanding industrial environments where excellent resistance to localized corrosion, mechanical strength, and reliable long-term performance are essential.
Specification | Details |
|---|---|
Material Name | Incoloy 27-7MO Pipes & Tubes |
Trade Name | INCOLOY® Alloy 27-7MO |
UNS Number | S31277 |
Werkstoff Number (W.Nr.) | 1.4469* |
Material Classification | Super-Austenitic Stainless Steel |
Alloy Type | Nickel-Chromium-Molybdenum Alloy |
Seamless Tube Standard | ASTM A213 / ASME SA213 |
Welded Tube Standard | ASTM A249 / ASME SA249 |
Pipe Standard | ASTM A312 / ASME SA312 |
Plate, Sheet & Strip Standard | ASTM A240 / ASME SA240 |
Forged Fittings & Flanges | ASTM A182 / ASME SA182, where applicable |
Manufacturing Process | Seamless / Welded |
Outside Diameter | As per applicable standard and purchase order |
Wall Thickness | As per specified dimensions and applicable standard |
Schedule | As specified in the purchase order |
Length | Single Random / Double Random / Cut Length |
End Type | Plain End / Beveled End |
Surface Finish | Annealed and Pickled / Other specified finish |
Heat Treatment | Solution annealed, as required by the applicable specification |
Corrosion Resistance | Excellent resistance to pitting, crevice corrosion and chloride-containing environments |
Key Alloying Elements | Nickel, Chromium, Molybdenum, Copper and Nitrogen |
Typical Applications | Chemical Processing, Marine Equipment, Oil & Gas, Heat Exchangers, Power Generation and Pollution-Control Systems |
Standard / Grade | Equivalent Designation |
|---|---|
Trade Name | INCOLOY® Alloy 27-7MO |
Common Name | Alloy 27-7MO |
UNS Number | S31277 |
Werkstoff Number (W.Nr.) | Not officially established in the primary manufacturer reference |
Chinese Designation | 015Cr22Ni27Mo8CuN* |
ASTM Designation | ASTM A312 / A213 / A249, as applicable |
ASME Designation | ASME SA312 / SA213 / SA249, as applicable |
Material Classification | Super-Austenitic Stainless Steel |
Alloy Type | Nickel-Chromium-Molybdenum-Copper-Nitrogen Alloy |
Element | Chemical 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. |
Sulfur | S | 0.010 max. |
Incoloy 27-7MO Pipes & Tubes are manufactured to meet specific industrial requirements for material quality, dimensional accuracy, and corrosion resistance. These pipes and tubes can be supplied in accordance with applicable material specifications and industry standards, with dimensions, wall thicknesses, and product forms selected according to project requirements. Their high-alloy composition makes them suitable for demanding environments where resistance to corrosion and reliable 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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