Monel 400

Do you need custom fasteners created with Monel 400? Since our inception, Vegas Fastener Group 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. %
C Max 0.3
Cu 28 – 34
Fe Max 2.5
Mn Max 2
Ni Min 63
S Max 0.024
Si Max 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 or Phone 1-800-ALL-TUBE (1-800 255-8823) or 1-508-533-4925.

Physical Properties Metric English Comments
Density 8.8 g/cc 0.318 lb/in³
Mechanical Properties
Tensile Strength, Ultimate 550 MPa 79800 psi Annealed. Value at room temperature. Value at 425°C is 450 MPa.
Tensile Strength, Yield 240 MPa 34800 psi Annealed. Value at room temperature; 0.2% offset. Value at 425°C is 170 MPa.
Elongation at Break 48 % 48 % Annealed. Value at room temperature. Value at 425°C is 50%.
Electrical Properties
Electrical Resistivity 5.47e-005 ohm-cm 5.47e-005 ohm-cm
Curie Temperature 35 °C 95 °F Range is 20-50°C
Thermal Properties
CTE, linear 20°C 13.9 µm/m-°C 7.72 µin/in-°F 20-100°C
Heat Capacity 0.427 J/g-°C 0.102 BTU/lb-°F
Thermal Conductivity 21.8 W/m-K 151 BTU-in/hr-ft²-°F
Melting Point 1300 – 1350 °C 2370 – 2460 °F
Solidus 1300 °C 2370 °F
Liquidus 1350 °C 2460 °F