Alloy 20 hex nuts are essential components in various industries, known for their exceptional corrosion resistance and durability. These nuts are made from Alloy 20, a nickel-iron-chromium-based alloy with added molybdenum, copper, and niobium. This combination of elements provides Alloy 20 with unique properties that make it suitable for challenging environments, including chemical processing, pharmaceutical, food processing, and more.

One of the primary advantages of Alloy 20 hex nuts is their resistance to corrosion. They are highly resistant to sulfuric acid, phosphoric acid, and nitric acid, which makes them a preferred choice in industries where these corrosive substances are commonly encountered. The addition of molybdenum enhances this resistance, making Alloy 20 nuts suitable for applications where conventional stainless steels might fail.

Alloy 20 Hex Nut, Nickel Alloy 20 Hex Nut, Carpenter 20 Heavy Hex Nut, ASME B18.2.2 Alloy 20 Heavy Hex Nuts, Incoloy Alloy 20 Hex Nuts, Inconel 20 Hex Nuts, Alloy 20 Hex Nuts Supplier in Mumbai, India.

Alloy 20 Hex Nuts
  • UNS


  • WNR



    ASTM B473 / SB473


ASTM B473 Alloy 20 Hex Nuts, Nickel Alloy 20 Hex Nut Stockist, Alloy 20 Hex Nut Dimensions, UNS N08020 Hex Nuts, Inconel 20 Hex Flange Nut, Incoloy Alloy 20 Hexagonal Nut, Alloy 20 Hex Jam Nuts, Alloy 20Cb-3® Hex Coupling Nuts, Alloy 20 Heavy Duty Hexagon Nuts.

In addition to corrosion resistance, Alloy 20 hex nuts are also resistant to pitting, crevice corrosion, and stress corrosion cracking. These nuts can maintain their structural integrity in harsh environments, ensuring the safety and longevity of the equipment they are used in.

The hex shape of these nuts allows for easy and secure installation and removal with standard wrenches and sockets. They come in various sizes to accommodate different fastening requirements. Moreover, Alloy 20 hex nuts are versatile and can be used in a wide range of temperatures, from cryogenic conditions to elevated temperatures, making them suitable for various industrial applications.

Alloy 20 hex nuts are often used in conjunction with Alloy 20 bolts and washers to form a complete fastening solution. This combination ensures that the entire assembly is resistant to corrosion and maintains its structural integrity over time.

When selecting Alloy 20 hex nuts, it's crucial to ensure that they meet industry standards and specifications. Proper testing and quality control are essential to guarantee the nuts' performance and longevity in demanding applications.

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fevicon-logo Alloy 20 Hex Nuts Specification

SpecificationsASTM B473 / ASME SB473
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 Hex Nuts
Hex Nut Sizes Metric Dia: M10 – M110 / Length: 12 – 1200MM
Hex Nuts Size Inch Dia: 1/2″ – 4.0″ / Length: 1/2″ – 52″
Length3 to 200 mm
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
DimensionsASME 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
ThreadsMETRIC, BSW, UNC, UNF, BSF or as required
Hex Nuts FormingHot Forged Hex Nuts & Cold Forged Hex Nuts
UTS – Unified Thread StandardUNC, UNF, NPT, UNS, UNEF, NPTF

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 Alloy 20 Hex Nuts

Alloy 20 2.4660 N08020 NiCr20CuMo Z2NCUD31-20AZ

fevicon-logo Chemical Composition of Nickel Alloy 20 Hex Nuts

Grade C Mn Si S Cu Ni Cr Fe Mo P
Alloy 20 0.07 max 2.00 max 1.00 max 0.035 max 3.00 – 4.00 32.00 – 38.00 19.00 – 21.00 29.85 min* 2.00 – 3.00 0.045 max

fevicon-logo Mechanical Properties of Carpenter 20 Hex Nuts

Element Density Melting Point Tensile Strength Yield Strength (0.2%Offset) Elongation
Alloy 20 8.1 g/cm3 1443 °C (2430 °F) Psi -80,000, MPa -551 Psi – 35,000, MPa – 241 30 %

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fevicon-logo Types of Alloy 20 Hex Nuts

Hex Nuts

Alloy 20 Hexagon Nuts

Heavy Hex Nuts

Alloy 20 Heavy Hex Nuts

Hex Weld Nuts

Alloy 20 Hex Weld Nuts

Hex Flange Nut

Alloy 20 Hex Flange Nut

Hex Coupling Nut

Alloy 20 Hex Coupling Nut

Hex Jam Nut

Carpenter 20 Hex Jam Nut

Slotted Hex Nuts

Alloy 20 Slotted Hex Nuts

Hex Nylock Nuts

Alloy 20 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 Alloy 20 Hex Nuts

Incoloy Alloy 20 Hex Nut Supplier in India Alloy 20Cb-3® Hex Thin Nuts
Alloy 20 Hex Nuts Stockist Alloy 20Cb-3® Hex Nut
Alloy N08020 Hex Nut Alloy 2.4660 Hexagonal Nuts
Nickel Alloy 20 Slotted Hex Nuts Inconel 20 Hex Nuts Manufacturer in Mumbai
Alloy 20 Hex Nut Suppliers Alloy 20 Industrial Hex Nuts
Carpenter 20 Hex Nuts Stockist in India Inconel 20 Hexagon Dome Nuts
Incoloy Alloy 20 Hex Nuts Manufacturer in India High Quality Alloy 20Cb-3 Hex Nuts
Nickel Alloy 20 Hex Nuts Supplier in Mumbai Nickel Alloy 20 Hex Nuts Manufacturer
Carpenter 20 Hex Nuts Stockist in Mumbai ASTM B473 Inconel 20 Hex Nut

fevicon-logo Alloy 20 Hex Nuts Application Industries

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