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Monel™ 400 Material Property Data Sheet

Do you need custom fasteners created with Monel™ 400? Since our inception, Vegas Fastener Manufacturing has met every challenge of providing Quality, Timely, Cost-effective solutions for specialty fastener applications. Every product is built to your specifications, using your prints if necessary.

Below are the technical specifications of the Monel™ 400 Bar Stock we have available to meet your needs.


Special Metals MONEL™ Alloy 400

Subcategory: Copper Alloy; Metal; Nickel Alloy; Superalloy

Key Words: AFNOR NU30; SAE AMS 4544, 4574, 4575, 4675, 4730, 4731, 7233; DIN 17743, 17750 - 17754, ASME SB-127, SB-163 - SB-165, SB-564, Boiler Code Sections III, IV, VIII, IX; AECMA Pr EN 2305, Monel Nickel-Copper Alloy, UNS N04400; BS 3072-3076 (NA 13); ASTM B 127, B 163 - B 165, B 564, Werkstoff Nr. 2.4360, 2.4361; VdTUV 263; MIL-T-1368, MIL-T-23520, MIL-N-24106; QQ-N-281; NACE MR-01-75

Component   Wt. %
CMax 0.3 
Cu28 - 34 
FeMax 2.5 
MnMax 2 
NiMin 63 
SMax 0.024 
SiMax 0.5 

Material Notes:
Nickel content above includes cobalt. A nickel-copper alloy with high strength and excellent corrosion resistance in a range of media including sea water, hydrofluoric acid, sulfuric acid, and alkalis. Used for marine engineering, chemical and hydrocarbon processing equipment, valves, pumps, shafts, fittings, fasteners, and heat exchangers. Standard product forms are round, hexagon, flats, forging stock, pipe, tube, plate, sheet, strip, and wire.

Data provided by the manufacturer, Special Metals.

MicroGroup's inventory of small diameter 304 and 316 and other stainless steel, nickel based alloys, and titanium alloys exceeds 5 million feet. Redraw of material to specific sizes and shapes, as well as secondary operations to convert tubing into components and assemblies. Visit http://www.microgroup.com or Phone 1-800-ALL-TUBE (1-800 255-8823) or 1-508-533-4925.

Physical PropertiesMetricEnglishComments
Density8.8 g/cc0.318 lb/inł 

Mechanical Properties
Tensile Strength, Ultimate550 MPa79800 psi Annealed. Value at room temperature. Value at 425°C is 450 MPa.
Tensile Strength, Yield240 MPa34800 psi Annealed. Value at room temperature; 0.2% offset. Value at 425°C is 170 MPa.
Elongation at Break48 %48 % Annealed. Value at room temperature. Value at 425°C is 50%.

Electrical Properties
Electrical Resistivity5.47e-005 ohm-cm5.47e-005 ohm-cm 
Curie Temperature35 °C95 °F Range is 20-50°C

Thermal Properties
CTE, linear 20°C13.9 µm/m-°C7.72 µin/in-°F 20-100°C
Heat Capacity0.427 J/g-°C0.102 BTU/lb-°F 
Thermal Conductivity21.8 W/m-K151 BTU-in/hr-ft˛-°F 
Melting Point1300 - 1350 °C2370 - 2460 °F 
Solidus1300 °C2370 °F 
Liquidus1350 °C2460 °F 


 This information is provided by MatWeb.com, The Online Materials Database and is reprinted with their permission.

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