Hastelloy C276 hex nuts, also known as UNS N10276 nuts, are a specialized type of fastener that offers exceptional corrosion resistance and high temperature capabilities. These nuts are made from Hastelloy C276, a nickel-molybdenum-chromium alloy renowned for its outstanding performance in challenging environments.

Key features and properties of Hastelloy C276 hex nuts:
Corrosion Resistance: Hastelloy C276 is widely acclaimed for its resistance to a wide range of corrosive environments, including acids, chlorides, and sulfuric compounds. This exceptional corrosion resistance makes it ideal for applications where conventional materials would quickly deteriorate.

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Hastelloy C276 Hex Nuts
  • UNS


  • WNR



    ASTM B574 / SB574


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High Temperature Stability: These hex nuts can withstand elevated temperatures without experiencing a significant loss of mechanical properties. This quality is particularly important in industries where high-temperature processing or exposure to extreme heat is a regular occurrence.
Chemical Compatibility: Hastelloy C276 hex nuts are compatible with a broad spectrum of chemicals, making them suitable for use in industries such as chemical processing, petrochemical, and pharmaceutical manufacturing.
Mechanical Strength: These nuts offer high mechanical strength, ensuring reliable fastening in critical applications. The alloy's toughness and ductility contribute to its longevity and performance.
Versatility: Hastelloy C276 hex nuts are used in a variety of industries, including oil and gas, pulp and paper, pollution control, and waste processing. Their versatility is a result of the alloy's exceptional properties.
Weldability: Hastelloy C276 is easily weldable, allowing for the creation of complex structures and connections. This makes it a favored material in the construction of various equipment and systems.

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fevicon-logo Hastelloy C276 Hex Nuts Specification

Specifications ASTM B574 / ASME SB574
Size Cold Forming process: M2-M24
Hot Forging process: M24-M100, 1-1/2” Dia, up to 1100mm lg
CNC Machining for M100 / 4” Dia, up to 1500mm lg
Manufacturing M2, M3, M3.5, M4, M5, M6, M8, M10, M12, M14, M16, M18, M20, M22, M24, M27, M30, M33, M36, M42, M45, M48 to M160 and Custom Metric Hastelloy Hex Nuts
Diameter 1/4 "-3" Metric:M3 to M72
Types Heavy Hex Nuts, Large Heavy Hex Nuts, Heavy Hex Jam Nut, Heavy Hex Coupling Nut, Heavy Duty Hex Nuts
DIN Standard DIN 934, DIN 982, DIN 985, DIN 936, DIN 929, DIN 1587, DIN 439, DIN 315
Dimensions ASME B18.2.2 Heavy Hex Nuts, ASME B18.2.4.6M Metric Heavy Hex Nuts, ASME B18.16.6 / ASME B18.16.4 / ASME B18.2.2
Threads METRIC, BSW, UNC, UNF, BSF or as required
Hex Nuts Forming Hot Forged Hex Nuts & Cold Forged Hex Nuts
UTS – Unified Thread Standard UNC, UNF, NPT, UNS, UNEF, NPTF

Resistance to Stress Corrosion Cracking: The alloy has a remarkable resistance to stress corrosion cracking, even in highly corrosive environments. This makes it a reliable choice for critical applications where failure is not an option.
Durability: Hastelloy C276 hex nuts have a long service life, reducing the need for frequent maintenance and replacement. This durability can lead to cost savings over time.

Hastelloy C276 hex nuts are a critical component in many industrial applications, particularly where corrosion resistance, high-temperature stability, and overall reliability are paramount. These nuts are available in various sizes and can be custom-fabricated to meet specific requirements. When choosing fasteners for demanding environments, UNS N10276 hex nuts are a top choice due to their remarkable combination of properties and performance.

Quality Assurance

To preserve the high standards of our selection of industrial hex nuts, we have always adhered to a systematic quality management process.

Team OF Experts

Our staff of experts is vibrant and talented, and they have always been our largest supporters and contributors to our success. Our vision is to create a world of hex nuts.

fevicon-logo Equivalent Grades Of Hastelloy C276 Hex Nuts

Hastelloy C276 N10276 2.4819 NW 0276 NiMo16Cr15W

fevicon-logo Chemical Composition of Hastelloy C276 Hex Nuts

Grade C Mn Si S Co Ni Cr Fe Mo P
Hastelloy C276 0.01 max 1.0 max 0.08 max 2.50 max Balance 14.5-16.5 4-7 15-17 0.04 max 0.04 max

fevicon-logo Mechanical Properties of Hastelloy Alloy C276 Hex Nuts

Grade Tensile (ksi) .2% Yield (ksi) Elongation % Hardness (HRb)
C276 110 52.6 62 -

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fevicon-logo Types of Hastelloy C276 Hex Nuts

Hex Nuts

Hastelloy C276 Hexagon Nuts

Heavy Hex Nuts

Hastelloy C276 Heavy Hex Nuts

Hex Weld Nuts

Hastelloy C276 Hex Weld Nuts

Hex Flange Nut

Hastelloy C276 Hex Flange Nut

Hex Coupling Nut

Hastelloy C276 Hex Coupling Nut

Hex Jam Nut

Hastelloy C276 Hex Jam Nut

Slotted Hex Nuts

Hastelloy C276 Slotted Hex Nuts

Hex Nylock Nuts

Hastelloy C276 Hex Nylock Nuts

Hex Nuts Manufacturers In India

  • Hardness testing to ISO 6508-1

  • Nut proof load testing to ISO 898-2

  • Suitability for preloading to EN 14399-2

  • Calibrated gauges and tools

fevicon-logo Other Types Of Hastelloy C276 Hex Nuts

C276 Hastelloy Alloy Hex Nuts Manufacturer in India High Quality Hastelloy C276 Hex Nuts
Hastelloy Alloy C276 Hex Nut Supplier in India Hastelloy C276 Hex Thin Nuts
Hastelloy C276 Hex Nuts Stockist Nickel Alloy C276 Hex Nut
Alloy C276 Hex Nuts Supplier in Mumbai C276 Hastelloy Hex Nuts Manufacturer
Alloy C276 Hex Nuts Stockist in Mumbai ASTM B574 C276 Hex Nut
C276 Hastelloy Alloy Hex Nuts Stockist in India C276 Hastelloy Hexagon Dome Nuts
Hastelloy N10276 Hex Nut Hastelloy 2.4819 Hexagonal Nuts
Hastelloy C276 Hex Nut Suppliers C276 Hastelloy Industrial Hex Nuts
C276 Hastelloy Slotted Hex Nuts Hastelloy C276 Hex Nuts Manufacturer in Mumbai

fevicon-logo Hastelloy C276 Hex Nuts Application Industries

Aerospace Industry
Nuclear Industry
MEdical Industry
Marine Industry
Mining Industry
Automotive Industry
Construction Industry
Manufacturing Industry
Nut Bolt