Incoloy Alloy 825 Nuts

Inconel 825 Nuts are among the most renowned and widely used in aerospace, chemical processing, and marine engineering. They are made of a nickel-chromium alloy with added molybdenum, copper, and titanium that enhance their strength, resistance to heat, and corrosion. Inconel 825 nuts are available in a variety of types. Some of the most common Inconel 825 Nuts include Hex, Flange, Jam, Wing, Coupling, etc. Hex nuts are the most widely used type of Inconel 825 nuts. They are six-sided and used with bolts and other similar hardware. An Inconel 825 nut that can prevent loosening due to vibrations, then Jam nuts should be the go-to option. Similarly, Flange nuts come with a flared base that enhances the strength of the fastening system.

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The strength and durability of Inconel 825 Nuts make them popular among various industries. In aerospace, Inconel 825 nuts hold aircraft engine parts together. Inconel 825 nuts resist corrosive environments such as sulfuric and hydrochloric acids in the chemical processing industry. In marine engineering, these nuts are used on subsea pipelines and offshore drilling rigs.

Inconel 825 nuts have a multitude of benefits. They are strong and highly resistant to corrosion. They can withstand harsh chemical environments and high temperatures and have excellent mechanical properties. Their ability to withstand corrosion is especially important in the chemical and oil and gas industry, where exposure to harsh chemicals is ubiquitous. Inconel nuts are also bio-compatible, making them ideal for medical applications. They have excellent fatigue resistance, which makes the fastening system secure and reduces the chances of loosening under vibration.

Inconel 825 nuts are reliable and durable for those requiring top-notch fasteners. Their excellent corrosion resistance and mechanical properties make them perfect for use in the aerospace, chemical processing, marine engineering, and medical industries. Their use means high strength, longevity, and reliable fastening that will increase the safety and efficiency of fastening systems. The Inconel 825 nuts include Hex, Flange, Jam, Wing, Coupling, and many other options to meet specific needs.


Incoloy Alloy 825 Nuts are available in various sizes & types to suit different fastening requirements. Common types of nuts include hex nuts and heavy hex nuts. They come in various sizes and thread configurations, allowing compatibility with different bolt sizes & applications.

Incoloy Alloy 825 Nuts offer excellent corrosion resistance in various corrosive environments. 825 Nuts exhibit exceptional resistance to reducing & oxidizing acids, such as sulfuric acid, phosphoric acid & nitric acid.

Yes, Incoloy Alloy 825 Nuts are suitable for high-pressure applications. 825 Nuts possess good mechanical strength, allowing them to withstand high-pressure conditions. Incoloy 825 nuts provide reliable fastening and maintain their integrity under high-pressure environments, making them suitable for use in oil and gas pipelines, pressure vessels & high-pressure equipment.

Specification of Incoloy 825 Nuts

Spec bag
Spec Nuts
Specifications: ASTM B425,F467 / ASME SB425,SF467
Standard: DIN, ASTM, BS and all International Standards
Length: 3 mm to 200 mm
Nut Size: M3 - M56 | 3/6" to 2" | Custom Sizes
Heat Treatment: Annealing, Stress Relieving, Case Hardening, Quenching and Tempering.

Types of Incoloy Alloy 825 Nuts

Incoloy 825 Hex Nuts

Incoloy 825 Hex Nut

  • - ASTM B425 Incoloy 825 Hex Nut
  • - N08825 Hex Nut
  • - 2.4858 Hex Nut
  • - 825 Incoloy Heavy Hex Nuts
  • - ASME SF467 Incoloy 825 Hex Nut
  • - Incoloy 825 Hex Nuts Supplier
  • - Incoloy 825 Hex Nuts Manufacturer
Incoloy 825 Nylock Nuts

Incoloy 825 Nylock Nut

  • - ASTM B425 Incoloy 825 Nylock Nut
  • - N08825 Nylock Nut
  • - 2.4858 Nylock Nut
  • - 825 Incoloy Nylock Nuts
  • - ASME SF467 Incoloy 825 Nylock Nut
  • - Incoloy 825 Nylock Nuts Supplier
  • - Incoloy 825 Nylock Nuts Manufacturer
Incoloy 825 Wing Nuts

Incoloy 825 Wing Nut

  • - ASTM B425 Incoloy 825 Wing Nut
  • - N08825 Wing Nut
  • - 2.4858 Wing Nut
  • - 825 Incoloy Wing Nuts
  • - ASME SF467 Incoloy 825 Wing Nut
  • - Incoloy 825 Wing Nuts Supplier
  • - Incoloy 825 Wing Nuts Manufacturer
Incoloy 825 Square Nuts

Incoloy 825 Square Nut

  • - ASTM B425 Incoloy 825 Square Nut
  • - N08825 Square Nut
  • - 2.4858 Square Nut
  • - 825 Incoloy Square Nuts
  • - ASME SF467 Incoloy 825 Square Nut
  • - Incoloy 825 Square Nuts Supplier
  • - Incoloy 825 Square Nuts Manufacturer

Equivalent Grades for Incoloy 825 Nuts

STANDARD WERKSTOFF NR. UNS JIS BS GOST AFNOR EN
Incoloy 825 2.4858 N08825 NCF 825 NA 16 ЭП703 NFE30C20DUM NiCr21Mo

Incoloy Alloy 825 Nuts Chemical Composition

Grade C Mn Si S Cu Fe Ni Cr Al Ti
Incoloy 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 0.02 max 0.06 – 1.20

Mechanical Properties of Incoloy 825 Nuts

Element Density Melting Point Tensile Strength Yield Strength (0.2%Offset) Elongation
Incoloy 825 8.14 g/cm3 1400 °C (2550 °F) Psi – 80,000 , MPa – 550 Psi – 32,000 , MPa – 220 30 %

Application Industries

  • Refineries
  • Petrochemicals Industry
  • Oil & Gas Industry
  • Mining
  • Construction
  • Pharmaceuticals
  • Automobile