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Monel® 400 Disk

Available Configurations

Properties common to all products in this list

Grade: Monel® 400 Composition: Ni 65/Cu 33/Fe 2 Form: Disk Material: Nickel/Copper (Monel®) UNS Number: N04400 Commodity: Alloys Temper: Annealed
Monel® 400 Disk is a nickel-copper alloy disk valued for its exceptional resistance to seawater, steam, and acidic or alkaline environments, while retaining impressive toughness across a wide temperature range. The disk form makes it particularly useful in precision machining and component fabrication where dimensional stability and surface integrity are critical. Its primary applications span marine engineering, petrochemical processing, and advanced manufacturing systems, where corrosion resistance and long-term performance are essential. Specifically, Monel® 400 disks are employed in pump and valve components, heat exchanger parts, and sealing systems operating under harsh fluidic conditions. In scientific research, this alloy remains of strong interest for its metallurgical stability, adaptability to surface modification techniques such as laser treatment, and ability to withstand extreme wear. By combining durability, corrosion resistance, and versatility in a machinable form, Monel® 400 disks continue to provide high value in both industrial and research contexts, reinforcing their status as a critical material for demanding applications.

Health hazard/Hazardous to the ozone layer

Serious health hazard

Starting at $152.00 each
No Minimum order Free technical support *Free delivery worldwide

Material Properties

Mechanical Properties
Element Value
Hardness - Brinell 125-190
Elongation at break( % ) <40
Modulus of elasticity( GPa ) 185
Izod impact strength( J m⁻¹ ) 110-140
Tensile strength( MPa ) 550-950
Electrical Properties
Element Value
Electrical resistivity( µOhmcm ) 48-51
Temperature coefficient( K⁻¹ ) 0.0019
Thermal Properties
Element Value
Maximum use temperature in air( C ) 450
Melting point( C ) 1300-1350
Thermal conductivity( W m⁻¹ K⁻¹ ) 21.7@23°C
Coefficient of thermal expansion( x10⁻⁶ K⁻¹ ) 13.9-14.1@20-100°C
Physical Properties
Element Value
Density( gcm⁻³ ) 8.84
each

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Available Configurations

Properties common to all products in this list

Grade: Monel® 400 Composition: Ni 65/Cu 33/Fe 2 Form: Disc Material: Nickel/Copper (Monel®) UNS Number: N04400 Commodity: Alloys Temper: Annealed

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Tolerances

Disc
Thickness <0.01mm ±25%
Thickness 0.01mm - 0.05mm ±15%
Thickness >0.05mm ±10%
Diameter ±0.5mm