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Jai Hind Metal is a trusted manufacturer and supplier of Inconel 725 Flanges, providing quality nickel-based alloy products for industrial, engineering, and fabrication requirements. Inconel 725 is known for its high strength, excellent resistance to corrosion, and strong performance in demanding environments, particularly where resistance to stress corrosion cracking is important. These properties make it suitable for specialized equipment and piping systems exposed to challenging service conditions. At Jai Hind Metal, we recognize that every project has its own technical requirements, so our Inconel 725 Flanges can be supplied in various sizes, pressure classes, dimensions, and configurations according to customer specifications and applicable material standards.
Precisely manufactured metal products meeting demanding industrial standards.
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Inconel 725 Flanges are manufactured from a nickel-based alloy developed to deliver high strength and reliable performance in demanding industrial environments. This alloy is valued for its excellent corrosion resistance, high mechanical strength, and resistance to stress corrosion cracking, making it suitable for applications exposed to challenging service conditions. Available in different sizes, pressure ratings, facing styles, and customized dimensions, these flanges can be supplied to meet a variety of piping and engineering requirements. With their strength, corrosion resistance, durability, and dependable service performance, Inconel 725 Flanges are suitable for selected applications in oil and gas production, offshore equipment, chemical processing, petrochemical facilities, marine engineering, and specialized industrial piping systems, where material reliability and long-term performance are essential.
Inconel 725 Flanges offer an effective combination of high mechanical strength, excellent corrosion resistance, durability, and reliable performance, making them suitable for demanding industrial and engineering applications. This nickel-based alloy is strengthened through precipitation hardening and is valued for its resistance to stress corrosion cracking, particularly in challenging environments. These properties make it a practical option for equipment and piping connections exposed to corrosive media and mechanical stress. Inconel 725 Flanges may be used in oil and gas installations, offshore engineering, chemical processing plants, petrochemical facilities, marine equipment, and specialized industrial systems, depending on the application and operating conditions. They support engineered assemblies where material strength, dimensional accuracy, and long-term service reliability are essential.
Inconel 725 Flanges are manufactured from a nickel-based alloy containing nickel, chromium, molybdenum, niobium, and titanium, with carefully controlled additions that help achieve its strength and corrosion-resistant properties. Chromium contributes to corrosion resistance, while molybdenum supports resistance to localized corrosion in suitable environments. The alloy is strengthened through precipitation hardening, helping provide high mechanical strength, excellent resistance to stress corrosion cracking, good toughness, and dependable performance in demanding service conditions. These characteristics make Inconel 725 Flanges suitable for selected applications in oil and gas production, offshore installations, chemical processing, petrochemical facilities, marine engineering, and specialized industrial piping systems, where resistance to corrosive environments and long-term material reliability are important considerations.
Specification Parameter | Details |
|---|---|
Product Name | Inconel 725 Flanges |
Material Grade | Inconel Alloy 725 |
UNS Number | N07725 |
Material Classification | Age-Hardenable Nickel-Chromium-Molybdenum-Niobium Alloy |
Construction | Forged and Machined |
Chemical Composition | Nickel, Chromium, Molybdenum, Niobium, Titanium |
Material Standard | ASTM B805 covers Alloy 725 bar and wire; confirm the applicable forging specification separately |
Oil & Gas Standard | API 6ACRA, where specified and applicable |
Sour-Service Standard | NACE MR0175 / ISO 15156, subject to service conditions |
ASME Application | ASME Code Case 2217, where applicable |
Dimensional Standard | ASME B16.5 / ASME B16.47, subject to size and design requirements |
Heat Treatment | Solution Treatment and Age Hardening, as specified |
Flange Types | Weld Neck, Blind, Slip-On, Socket Weld, Threaded |
Pressure Rating | As per design code, flange dimensions, material qualification, and service requirements |
Corrosion Resistance | Excellent resistance to pitting, crevice corrosion, and stress-corrosion cracking |
Mechanical Properties | High strength, toughness, and ductility after age hardening |
Applications | Oil & Gas, Subsea Equipment, Wellhead Components, Marine Equipment, Chemical Processing |
Inspection | Chemical Analysis, Tensile Testing, Hardness Testing, Dimensional Inspection, as specified |
Certification | Material Test Certificate (MTC), EN 10204 Type 3.1 / 3.2 as ordered |
Standard / Classification | Equivalent Grade / Designation |
|---|---|
Product Name | Inconel 725 Flanges |
Common Alloy Name | Alloy 725 |
UNS (USA) | N07725 |
ASTM Standard | ASTM B805, for specified bar and wire products |
API Standard | API 6ACRA, where applicable |
NACE Standard | NACE MR0175 / ISO 15156, subject to service requirements |
European (EN) | No direct equivalent confirmed |
German DIN / Werkstoff No. | No direct equivalent confirmed |
Japanese JIS | No direct equivalent confirmed |
Similar Alloy | Inconel 625 (UNS N06625) — similar corrosion resistance, not an exact equivalent |
Other Comparable Alloy | Inconel 718 (UNS N07718) — different composition and properties |
Product Forms | Weld Neck, Blind, Slip-On, Socket Weld, Threaded Flanges |
Applications | Oil & Gas, Subsea Equipment, Wellhead Components, Marine and Chemical Processing |
Chemical Element | Symbol | Composition (%) |
|---|---|---|
Nickel | Ni | 55.00–59.00 |
Chromium | Cr | 19.00–22.50 |
Molybdenum | Mo | 7.00–9.50 |
Niobium (Columbium) | Nb | 2.75–4.00 |
Titanium | Ti | 1.00–1.70 |
Aluminium | Al | 0.35 max. |
Carbon | C | 0.030 max. |
Manganese | Mn | 0.35 max. |
Silicon | Si | 0.20 max. |
Phosphorus | P | 0.015 max. |
Sulphur | S | 0.010 max. |
Iron | Fe | Balance |
Mechanical Property | Specification / Typical Value |
|---|---|
Material Grade | Inconel Alloy 725 |
UNS Number | N07725 |
Material Classification | Age-Hardenable Nickel-Chromium-Molybdenum Alloy |
Material Standard | ASTM B805 for specified bar and wire products; forging requirements must be confirmed separately |
Heat Treatment | Solution Treated and Age Hardened |
Tensile Strength | 1034 MPa min. (150 ksi) |
Yield Strength (0.2% Proof Stress) | 827 MPa min. (120 ksi) |
Elongation | 20% min. |
Reduction of Area | 35% min., subject to product size and specification |
Hardness | Below 43 HRC |
Density | Approximately 8.30 g/cm³ |
Modulus of Elasticity | Approximately 204 GPa |
Corrosion Resistance | Excellent resistance to pitting, crevice corrosion, and stress-corrosion cracking |
High-Strength Performance | High strength after age hardening |
Product Form | Forged and Machined Flanges |
Inconel 725 Flanges are available in different sizes, pressure classes, dimensions, facing types, and customized configurations to meet a variety of industrial piping and engineering needs. Products can be supplied according to applicable ASTM and ASME specifications, depending on the flange design, material grade, and project requirements. At Jai Hind Metal, we prioritize consistent material quality, dimensional accuracy, reliable workmanship, and product traceability throughout the supply process. Material test certificates, inspection reports, and supporting documentation can be provided upon request. With their high mechanical strength, excellent corrosion resistance, and resistance to stress corrosion cracking, Inconel 725 Flanges are suitable for selected applications in oil and gas operations, offshore engineering, chemical processing, petrochemical facilities, marine equipment, and specialized industrial systems, where durability and dependable service performance are essential.






Jai Hind Metal supplies Inconel 725 Flanges for a wide range of industrial, engineering, and specialized equipment applications. Products can be supplied in accordance with applicable ASTM, ASME, DIN, EN, JIS, and ISO requirements, wherever relevant to the flange type and project specifications. Our range includes different sizes, pressure classes, dimensions, and facing options to meet diverse piping and equipment requirements. We prioritize consistent material quality, dimensional accuracy, traceability, and dependable supply throughout the ordering process. Customized flange designs, technical specifications, material test certificates, inspection reports, and supporting documentation can be arranged upon request, subject to availability and applicable requirements. For product information, technical assistance, or customized orders, contact Jai Hind Metal at info@jaihindmetal.com.
Inconel 725 Flanges are used in industries where high mechanical strength, excellent corrosion resistance, and reliable performance under demanding service conditions are essential. Their nickel-based alloy composition provides a combination of strength and resistance to stress corrosion cracking, making them suitable for selected applications involving mechanical stress and corrosive environments. These flanges may be used in oil and gas facilities, offshore engineering, chemical processing plants, petrochemical industries, marine equipment, and specialized industrial installations, depending on design and operating requirements. Typical applications include industrial piping connections, pressure equipment assemblies, process systems, and specialized engineering components where dimensional accuracy and material reliability are important. When selected to meet the required pressure, temperature, and service conditions, Inconel 725 Flanges can support dependable equipment operation and long-term performance.
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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