Excellent Resistance to Seawater and Marine Environments
High Strength Nickel-Copper Alloy with Superior Toughness
Ideal for Oil & Gas, Marine and Chemical Applications
Monel 400 pipe is a solid-solution nickel-copper alloy known for its exceptional resistance to seawater, hydrofluoric acid, and alkaline environments. With high strength and excellent toughness across a wide temperature range, it is widely used in marine engineering, chemical processing, and oil & gas industries.
| Item | Details |
|---|---|
| Grade | Monel 400 |
| UNS | N04400 |
| Werkstoff No. | 2.4360 |
| Standards | ASTM B165 / ASTM B725 / ASTM B730 / ASME SB165 |
| Pipe Type | Seamless / Welded |
| Outer Diameter | 6mm – 610mm |
| Wall Thickness | 0.8mm – 40mm |
| Length | Random / Fixed / Customized |
| Surface | Annealed / Pickled / Polished |
| Ni (Min) | Cu | Fe | Mn | C (Max) |
|---|---|---|---|---|
| 63.0 | 28.0 – 34.0 | 2.5 | 2.0 | 0.30 |
Used in seawater piping systems, pumps, valves, and offshore structural components.
Applied in sour gas environments and offshore production equipment.
Suitable for handling hydrofluoric acid, sulfuric acid, and alkaline solutions.
Provides long service life in aggressive cooling water systems.
Yes, Monel 400 offers excellent resistance to seawater corrosion and is widely used in marine piping systems.
Monel K500 has added aluminum and titanium for precipitation hardening, providing higher strength compared to Monel 400.
Yes, Monel 400 has good weldability using standard nickel alloy welding methods.
Yes, we provide custom dimensions based on project requirements.
Looking for a reliable Monel 400 pipe supplier? Our technical team is ready to support your project needs.
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