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The MONEL 400 Nuts and MONEL K500 Nuts are made up of an alloy that comprises nickel and copper. They have characteristics such as good strength and toughness. These Monel Nuts are also resistant to corrosion even at different temperature ranges. They are also resistant to acids such as hydrofluoric acid. This acid is an extremely difficult acid to work with.

MONEL 400 Nuts and MONEL K500 Nuts are also resistant to corrosion in marine-based applications. Under reducing circumstances, they show good corrosion resistance to sulfuric and hydrochloric acids, as they have all of these properties, they are used widely in marine-based applications. These are also non-magnetic up to a temperature that ranges to -150 degrees Celsius, and these have low permeability.

These MONEL 400 Nuts and K500 Nuts are made by considering all the industrial standards and regulations and the necessary rules and regulations to manufacture high-quality materials. These are available in different shapes, sizes, and dimensions, depending upon the requirements and specifications provided by the clients and the need of the application.

The MONEL 400 Nuts and MONEL K500 Nuts have to undergo a series of tests to test and improve their quality to manufacture high-quality products. Because of all these characteristics they are used in a wide range of applications such as heat exchangers, chemical processing plants, etc.

How It Work?

Laboratory Tested
Quality Assurance
On Time Delivery
Shipping Globally
Best Services

Specification :-

Specification ASTM F593, F594, F1554 / ASME SF593, F594, F1554
Standard DIN : DIN 934, DIN 931, DIN 970, DIN 933
ISO : JIS standards, ISO 4033, ISO 4032,
ANSI – American National Standards Institute
ASME B18.5
ANSI B 28.2.4 1M
as per defined in ASME B16.5 standard Monel Monel® Alloy 400 Stud nuts length
ANSI B 18.2.4 2M
as per defined in ASME B18.2.2 Monel Alloy 400 Hex nuts
Size M3 - M56 | 3/6" to 2" | Custom Sizes
Length 3 mm to 200 mm | Custom Sizes
Dimensions DIN 931, 933, 934, 7991, 976, 125, ASME B18.2.1, B18.3
Form Hex, Threading, Square, Round as per Gauge Etc.
Threads Unless otherwise specified, the threads shall be rolled or cut and tapped horizontally or
Threads available UNF, BSW, BSF, METRIC, UNC, or as required
ASME B1.1 2A/3A – 2B/3B Inch Unified Threads and B1.13M 6h-6G Metric Coarse Threads
Certification Dual Certified As per ASTM & ASME Codes
Test Certificate As per EN 10204 / 3.1 Manufacturer Test Certificate, PED 97/23/EC Certified, Merkblatt AD 2000 W2 Certified
Raw materials Source JSPL, Mukund Steel, Tata Steel, Dhamm Steel, Usha Martin,etc.
Packing IN BULK: canton, pallet, Small Boxs / carton / pallet, or customer request
Surface Coating Cadmium Coating
Hot Dipped Galvanizing Coating
Ptfe Coated
Phosphate Coating
Teflon Coating
Xylon Coating
Zinc Coating

Equivalent Grades

Monel 400 2.4360 N04400 NW 4400 NA 13 МНЖМц 28-2,5-1,5 NU-30M NiCu30Fe
Monel K500 2.4375 N05500 - - - - -

Chemical Composition

Grade C Mn Si S Cu Fe Ni
Monel 400 0.30 max 2.00 max 0.50 max 0.024 max 28.00 – 34.00 2.50 max 63.00 min
Monel K500 0.25 max 1.5 max 0.5 max 0.010 max 27.00 – 33.00 0.5 – 2 63.00 min

Mechanical Properties

Element Density Melting Point Tensile Strength Yield Strength (0.2%Offset) Elongation
Monel 400 8.8 g/cm3 1350 °C (2460 °F) Psi – 80,000 , MPa – 550 Psi – 35,000 , MPa – 240 40 %
Monel K500 8.44 g/cm3 1350 °C (2460 °F) Psi – 160000 , MPa – 1100 Psi – 115000 , MPa – 790 20 %

Applications and Uses

  • Chemical Industries
  • Oil & Gas Industrires
  • Power Plant Industries
  • Shipbuilding Industries
  • Fertilizer Industrires
  • Petrochemical Industrires
  • Sugar Industrires
  • Cement Industrires