Monel 400
UNS N04400EN 2.4360
Nickel-copper alloy with outstanding resistance to flowing seawater, hydrofluoric acid and alkalis, and total immunity to chloride stress corrosion cracking.
- Superb flowing seawater resistance
- Immune to chloride SCC
- Retains toughness to cryogenic temperature
Available forms & sizes
| Form | Size range |
|---|---|
| Plates | 1.5 - 100 mm thk, up to 2500 mm wide |
| Seamless Pipes & Tubes | 1/2" - 24" NB, SCH 5S - SCH 160 |
| Round Bars | 6 - 500 mm dia |
| Flanges | 1/2" - 48", 150# - 2500# |
| Fittings | 1/2" - 48", SCH 10S - SCH 160 |
Chemical composition (%)
| Element | Min | Max |
|---|---|---|
| Ni | 63.0 | - |
| Cu | 28.0 | 34.0 |
| Fe | - | 2.5 |
| Mn | - | 2.0 |
Mechanical properties
| Property | Value | Unit |
|---|---|---|
| Yield Strength (0.2%) | 170 min | MPa |
| Tensile Strength | 480 min | MPa |
| Elongation | 35 min | % |
Physical properties
| Property | Value | Unit |
|---|---|---|
| Density | 8.80 | g/cm3 |
| Max Service Temperature | 540 | C |
Typical applications
Seawater pumps and valves
Hydrofluoric acid service
Marine fixtures and fasteners
Crude oil distillation towers
Other grades in Nickel Alloys
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UNS N06625EN 2.4856
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5 forms available
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UNS N06600EN 2.4816
Solid solution nickel-chromium-iron alloy with high resistance to oxidation, carburisation and chloride ion stress corrosion cracking at elevated temperature.
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UNS N10276EN 2.4819
Nickel-molybdenum-chromium alloy with tungsten, regarded as the most universally corrosion resistant alloy available for both oxidising and reducing media.
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